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19710706 1971-13ORDINANCE NO. 1971-13 AN ORDINANCE AMENDING AND RE-ENACTING CHAPTER 5 OF THE CODE OF THE CITY OF FAIRFAX TO PROVIDE FOR THE ADOPTION OF THE 1970 EDITION OF THE BASIC BUILDING CODE AND AMENDMENTS THERETO BE IT ORDAINED by the City Council of the City of Fairfax, Virginia, that Chapter 5 of the Code of the City of Fairfax, Virginia be amended and re-enacted to read in its entirety as follows: 1971-13 SEC. 5-1. ADOPTION OF BUILDING CODE There is hereby adopted by the City Council of the City of Fairfax, Virginia, for the purpose of establishin9 rules and regulations for the con- struction, alteration, removal, demolition, equipment, an~ maintenance of buildings and'structures, including permits and penalties, that certain building code I(nown as the Basic Building Code of the Building Officials Conference of America, Incorporated, 1970 Edition, except such portions as are hereinafter deleted, modified or amended, of which not less than five copies have been and are now filed and available in the City Hall, Fairfax, Virginia, and may be viewed durin9 the hours between 9:00 a.m. and 5:00 p.m., Monday through Friday, inclusive, except holidays, and the same are hereby adopted.and incorporated as fully as if set out at length herein, and from the date on which this Ordinance shall take effect, the provisions hereof shall be controlling in all matters contained herein and from such effective date all Ordinances enacted prior hereto regulating the construction and alteration of buildings and structures, shall be, and hereby are repealed. The following additions, deletions, modifications and changes are hereby made to the said Basic Building Code of the Building Officials Conference of America, Incorporated, and are hereby enacted as part of said Building Code. SEC. 5-2. DEFINITIONS 1. Wherever the word "Municipality", "Name of Municipality or City" are used in said Code, they shall be held to mean the City of Fairfax, Virginia. 2. Wherever the words "Building Official" are used in said Code they shall mean I'Chief Inspector." 3. Wherever the words "Department of Building Inspection" are used in said Code they shall mean "Office of Inspections." 4. Parkin9 Lot - A lot for the parking or storing of more than three motor vehicles in the open, with the exception of detatched one and two family dwellings. SEC. 5-3. FEES 1. (a) Section 118.0 of said Code shall be amended to read: "No permit to be9in work for new construction, alteration, removal, demolition or other building operation shall be issued until the fees prescribed in this section shall have been paid to the Treasurer of the City of Fairfax, nor shall an amendment to a permit necessitating an additional fee because of an increase in the size of the buildings or an increase in the estimated cost of the work involved be approved until the additional fee shall have been paid." -1- 1971-13 (b) The building permit fee for any municipal, county or state building may be waived by the City Manager. 2. The fee for the construction of a new building, addition or enlarge- ment shall be based on the superficial area of all floors including basements and projected roof area as follows: Two (2) cents per. square foot for Type 1, 2, 3a and 3b construction as defined in Article ll; one (1) cent per square foot for Type 3c and 4 construction as defined in Article 11. For a permit for the construction or enlargement of a parkin9 lot, the fee shall be at the rate of one dollar ($1.00).per 1000 square feet or fraction thereof. 3. Section 118.3 of said Code shall be amended to read: "The fee for a permit for the removal of a building or structure from one lot to another or to a new location in the City of Fairfax shall be at the same rate as herein established for the alteration or repair of a building or structure, plus the cost of the new foundation and all work necessary to place the building or structure in its complete condition in the new location." 4. The fee for repairs and alterations of any building or structure where there is no addition or enlar9ement shall be based on the cost of the work as follows: Up to $500 the fee will be $5.00 $500 to $1,000 the fee will be $7.00 Over $1,000 the fee will be $10, plus three fourths (3/4) of one percent of cost above $l,000. 5. Section 118.4 of said Code shall be'amended to read: "For a permit for the demolition of a building or structure a bond in the amount of $1,000 shall be posted which shall be returned to the permit holder upon satisfactory completion of the work, leaving the premises free from all unsafe and hazardous conditions.'~ 6. Section 118.5 of said Code shall be amended to read: "The fee for a permit for the installation of an elevator, dumb-waiter or man-lift shall be as follows: "Passenger Elevator "Freight Elevator "Escalator ,IDumb-Waiter (power driven) "Man-Lift (powe'r driven) $20.00 20.00 7.00 (per floor) 10.O0 10.00" -2- 1971-13 7. For repairs to Elevators, Escalators, Dumb-Waiters or Man-Lifts the fee shall be as follows: Estimated cost up to $1,000 Estimated cost over $1,000 $10,.00 15.00 For an annual certificate of compliance, the annual fee shall be as follows: Passenger Elevator Freight Elevator Escalator Dumb-Waiter (power) $10.00 10.00 5.00 per floor 5.OO Man-Lift (power) 5.00 For a duplicate certificate of compliance the fee shall be $3.00 8. The fees for the installation of mechanical equipment shall be as follows: Coin operated Dry Cleaning Machines Minimum fee $2.00 per tumbler 5.00 Hot water heater boiler to 200,000 B.T.U. 7.00 For each additional lO0,O00 B.T.U. 3.00 Boilers when installed in each unit of apartment building, each 5.00 Low pressure steam boilers to 100 tbs. steam/hour 7.00 For each additional 100 lb. steam/hr. 3.00 Power boilers' 10.00 + .50/boiler H.P. Maximum fee for power boilers 500.00 Miniature boilers 7.00 Unfired pressure vessels for first 50 sq. ft. of cross-sectional area, computed at greatest dimensions of length and width For each additional 50 sq. ft. or fraction thereof 7.00 2.00 Maximum fee for unfired Pressure vessel 25.00 1971-13 Incinera.tor - per cubic foot of combustion space, including settling chamber and/or secondary combustion chamber $ 0.SO Flue Fed, per square feet 'of grate area 2.00 Minimum Incinerator fee 5.00 Fee for conversion to or replacement of oil burner - Light oils (Nos. l, 2, 4) 5.00 Heavy oils (Nos. 5, 6) 7.00 The permit fee for the installation, repairs or replacement of all other mechanical equipment shall be calculated at the same rate as prescribed in Section 5-3(4)~. The fee for inspection certificate for boilers and pressure vessels shall be $5.00. 9. The fee for a permit to install oil, gasoline or other fuel tanks shall be $5.00 for each tank under one thousand gallons, plus $1.00 for each 1,000 gal. or fraction above l,O00 gal. The fee for a permit to install any oil, gasoline or other fuel pump shall be $5.00. 10. For inspections of boilers and heating equipment as required by this Code, the fee for inspection by the Chief Inspector or his agent shall be based on the equivalent direct radiation capacity, or horsepower, as follows: Class t Inspections - Hot Water Heating and Supply Boilers Less than 1800 sq. ft. of water $10.00 1801 to 7500 sq. ft. of water 15.00 7501 to 40,000 sq. ft. of water 20.00 Over 40,000 sq. ft. of water 25.00 Class II Inspections - Hot Water Heating and Supply Boilers Less than 7500 sq. ft. of water $15.00 7501 to 40,000 sq. ft. of water 20.00 Over 40,000 sq. ft. of water 30.00 Steam Boilers Less than 1200 sq. ft. of steam 1201 to 5,000 sq. ft. of steam Over 5,000 sq. ft. of steam $15.00 20.00 30.00 1971-13 Power Boilers Less than 10 horsepower 11 to 20 horsepower 21 to 50 horsepower Over 50 horsepower $20.00 25.00 30.00 35.00 The minimum charge by the City for any inspection fee not covered by the foregoing scale will not be less than $10.00. In addition a fee of $10.00 will be required for the issuance of a Class i or Class Ii Certificate of Inspection when said inspection is made by an inspector other than the Chief Inspector or his agent. 11. Section 118.2 of said Code shall be amended to read: "Minimum fee for any permit shall be $5.00." 12. Fee per inspection for more than one inspection after violation notice, $5.00. 13. For inspections made necessary by failure to be ready for inspection when requested, a fee of $5.00 will be charged for each additional inspection. 14. The words contained in Section 118.6 of said Code shall be deleted in their entirety and the following shall be inserted and read as Section 118.6 of said Code: The fee for swimming pools shall be $20.00 for residential poo}s and two (2¢) cents per.sq, ft. of the area of the pool for commercial pools. 15. Section 118.7 of said Code shall be amended to read: "Any permit issued by the Office of Inspections pursuant to the provisions of this Code, under which no work has commenced, may be cancelled upon the application of the owner at any time within six (6) months from the date of issuance and fifty (50) percent of the fee paid for such permit shall be'refunded. Any permit issued pursuant to this Code shall expire and become null and void after the expiration of six (6) months if no work is commenced thereunder during said six (6) months period, provided, however, any permit so voided may be reinStated upon application of the original applicant for a period of one year with no additional fee and provided, at the'time of application for reinstatement,'such plans and applications comply with the then existing Building Code and other applicable Ordinances of the City." SEC. 5-4 OTHER AMENDMENTS, CHANGES, DELETIONS AND ADDITIONS MADE IN SAID CODE 1. Section 101.3 is deleted in its entirety. -5- 1971-13 2. Section 102.0 of said Code is deleted in its entirety and the following substituted: "Section 102.0 MINOR REPAIRS. Minor repairs which in the opinion of the Chief Inspector do not affect the structure of the building may be made without a permit; but such repairs shall not include the cutting of any structural beam oP bearing support, or the removal or change of any required meahs of egress, or rearrangement of parts of a structure affecting the exit requirements; nor s, hall ordinary repairs include addition to, alteration of, replacement or relocation of any standpipe, water supply, sewer, drainage, drain leader, gas, soil, waste, vent or similar piping, electric wiring or mechanical or other work affecting public health or general safety, nor shall they include reroofing'or residing." 3. A new section shall be added to said Code numbered'lO4.2 which shall read: "104.2 EXISTING DRAINAGE NUISANCES: Any surface or roof drainage which creates a structural or health hazard, or any other nuisance to the owners or occupants of adjacent premises, or to the public by reason of discharge into, onto or across any adjacent building, premises or public thoroughfare shall be abated by the owners of the improperly drained area; and the Chief Inspector shall require the drainage to be disPOsed of in accordance with the provisions of the Plumbing Code." 4. Section 107.1 of said Code is amended to read: "The Office of Inspections of the City of Fairfax is hereby created and the executive official in charge thereof shall be known as the Chief Inspector. 5. Section 108.6 of said Code is amended to read: "He sha.ll keep official records of applications received, permits and certificates issued, and fees collected. File copies of all papers in connection with building operations shall be retained in the official records so long as the building or structure to which they relate remain in existence, except that blueprints and plans of one and two-family residences and miscellaneous work may be disposed of at the discretion of the Chief Inspector one year after completion of construction." 6. Section 112.0 is amended to read as follows: '~112.0 RIGHT OF ENTRY: It shall be the duty of the Chief Inspector or his agent to make the inspections and tests necessary to obtain compliance with this code. In cases of new construction, alterations or repairs, the right of entry upon any premises for inspections and tests is absolute between the hours of 9:00 a.m. and 5:00 p.m. on any working day. -6- 1971-13 "In cases of inspections for routine purposes, or where there are reasonable grounds to suspect a violation of this code, the inspector shall request permission of the owner or occupant for entry. If entry is refused by an owner or occupant, the inspector may apply to the appropriate court for an order authorizing entry." 7. Section l l3.1 of said Code is amended to read: "When Permit is Required. It shall be un]awful to construct, enlarge, alter, remove or demolish a building or structure or to construct or enlarge a parking lot or to install or alter any equipment for which provision is made or the installation of which is regulated by the Basic Code, without first filing an application with the Chief Inspector in writing and obtaining the required permit therefor; except that ordinary repairs as defined in Section 102 which do not involve any violation of the Basic Code shall be exempt from this provision.~ 8. Section 113.2 of said Code is amended to read: "The application for a permit shall be submitted in such form as the Chief Inspector may prescribe." 9. A new section shall be added to said Code numbered Section 113.10 which shall read: "113.10 PLANS FOR RETAINING WALLS: Plans and s'urvey plot shall accompany each application for a permit to construct retaining walls. Permits shall be required for the construction of all. retaining walls that are located on the street or alley lot lines. Permits shall not be required for erection on residential property of retaining walls when the difference in grade is twenty-four (24) inches or less." 10. Section 114.9 is amended to read: "114.9 NOTICE OF START: It shall be the duty of the builder or permit holder, or his agent, foreman, or superintendent, to notify the office of the Chief Inspector and to receive approval: "(a) Before footings are installed. "(b) Before placing any concrete that is to be structurally reinforced. ~'(c) Before any framing is concealed. "(d) Promptly following final completion; no occupancy shall be permitted prior to this inspection. "Failure of any person to notify and obtain approval as required above shall constitute a violation of this Code." Il. A new section shall be added to said Code numbered 114.10 which shall read: "114.10 NAMES FURNISHED: Before construction begins on any division of the work, the name of the general contractor and the list of the subcontractors shall be furnished to the Office of Inspections. -7- 1971-13 12. A new section shall be added to said Code numbered 114.11 which shall read: "ll4.1l BUILDER'S DUTIES: It shall be the duty of the Builder at the time footings are installed, to provide one of the following means for grounding the building electrical system: "(a) Not less than twenty (20') feet of bare copper conductor not smaller than No. 4 encased in the concrete foundation footing. "(b) A rod designed specifically for electrical grounding not less than 5/8" in diameter, nor less than eight (8') feet long driven through the footing into the earth below permanent moisture level." 13. Section 119.0 and all subsections of said section in said Code are hereby deleted in their entirety. 14. Section.120.6 of said Code is hereby deleted. 15. Section 121.0 and all subsections of said section in said Code are hereby deleted in their entirety. 16. Section 122.3 of said Code is amended to read: "Any person who shall violate a provision of this Ordinance, or shall fail to comply with any of the requirements thereof or who shall erect, construct, alter or repair a building or structure in violation of an approved plan or directive oF Lhe Chief Inspector or of a permit or certificate issued under the provisions of this Ordinance, shall be guilty of a misdemeanor, and shall upon conviction be punished as provided in Section 1-7 of the City Code." 17. Section 123.2 of said Code is amended to read: "Any person who shall continue any work in or about the building after having been served with a stop-work order,'except such work as he is directed to perform to remove a violation or an unsafe condition shall be guilty of a misdemeanor and upon conviction shall be punished as provided in Section 1-7 of the City Code." 18. Section 124.5 of said Code is amended to add at the end thereof the following: "Any person who shall remove or deface the notice of violation or order shall be guilty of a misdemeanor and upon conviction shall be punished as provided in Sectioh 1-7, of the City Code.TM 19. A new section shall be added to said Code numbered 124.7 which shall read: "124.7. Upon refusal or neglect to comply with the requirements of the order to abate the unsafe condition by the person who has been either served -8- 1971-13 with an unsafe notice or been given notice equivalent to service, the Council of the City of Fairfax through its own agents or employees may remove, repair or secure any building, wall or any other structure which might endanger the public health or safety of other residents of the City, wherein the owner of such property after reasonable notice and a reasonable time to do so, has failed to remove, repair or secure such building, wall or other structure." 20. A new section shall be added to said Code numbered 124.8 which shall read: "124.8. In the event the Council of the City of Fairfax through its own agents or employees removes, repairs or secures any building, wall or any other structure after complying with the notice provisions of this section, the cost of expenses thereof shall be chargeable to and paid by the owners of such property and may be collected by the City of Fairfax as taxes by the levies are collected." 21. A new section shall be added to said Code numbered 124.9 which shall read: "124.9. Every charge authorized by this section with which the owner of any such property shall have been assessed and which remains unpaid shall constitute a lien against such property." 22. Section 125.1 of said Code is amended to add at the end thereof the following: "Any person who shall remove or deface the notice of violation or order shall be guilty of a misdemeanor and upon conviction shall be punished as provided in Section 1-7 of the City Code." 23. Section 126.3 of said Code, where "A fee of $~" appears, the fee is hereby inserted and established at'the sum of $50.00. 24. Section 127.0 of said Code, the title thereof and all subsections thereof are deleted in their entirety and the.following substituted: "SECTION 127.0 AMENDMENTS AND APPEALS "127.1 APPLICATION FOR APPEALS. The owner of a building or structure or his agent may appeal from a decision of the Chief Inspector refusing to grant a modification of the provisions of the Building Code covering the manner of construction or materials to be used in the erection, alteration or repair of a building or structure to the Board of Appeals. Application for appeal may be made to the Secretary of the Building Code and Appeals Board when it is claimed that: "1. The true intent of the Building Code has been incorrectly interpreted. ~'2. The provisions of the Building Code do not fully apply. -9- 1971-13 "3. An equally good or better form of construction can be used. "4. The strict application of Section Five herein concerning the establishment of Fire Districts would be unreasonable in that the proposed construction would not create a fire hazard nor adversely affect the public safety and would not endanger adjoining property. "127.2 CONSTITUTION OF BUILDING CODE AND APPEALS BOARD "1. MEMBERSHIP OF BOARD. There is hereby established a Building Code and Appeals Board which shall consist of not less than eight (8) members appointed by the City Council, consisting of a representative of each of the following groups of professions: "a. Board of Zoning Appeals of City of Fairfax "b. Builder or Contractor "c. Architect "d. Engineer "e. Local Real Estate Board ,if. Citizen of the City of Fairfax "g. Chairman, Board of Electrical Examiners "h.' Chairman, Board of Plumbing Examiners "The City Council may~appoint one of its members to attend meetings . without vote. "The members of this Board shall be appointed for the following terms of office: "The representative of the City Council and the member from the Board of Zoning Appeals - Indefinitely, at the pleasure of the City Council. "One of the remaining members shall be appointed for five (5) years, one for four (4) years, one for three (3) years, and one for two (2) years, and one to serve one (1) year, and thereafter each new member or reappointee to serve five (5) years or until his successor has been appointed. The Chairman of the Electrical and Plumbing Examiners to serve for their respective active term. "2. QUALIFICATIONS OF BOARD MEMBERS. The member from the Board of Zoning Appeals shall be selected by the City Council without special qualifica- tions. The Architect member must be a registered architect in the State of Virginia; the Engineer member must be a registered engineer in the State of Virgin.ia, with a structural engineering background; the Real Estate member must be a member of the National Association of Real Estate Boards; and the Architect, Engineer, Real Estate and Builder-Contractor members must have had at least ten (10) years experience in their respective profession or occupation. The Citizen member of the Board shall own real property in the City of Fairfax. -10- 1971-13 "3. ABSENCE OF MEMBERS. In the event that any member becomes incapacitated, disabled or resigns, the City Council shall appoint his successor. ,d+. CHAIRMAN OF THE BOARD. The Board shall select one of its members to serve as Chairman, and the Chief Inspector shall designate a clerk from the Office of Inspections to serve as Secretary to the Board who shall keep a detailed record of all proceedings on file in the office of the Chief Inspector. "5. EXEMPTION OF MEMBERS. No member of the Board shall pass on any question in which he is engaged as contractor or material dealer, or in the preparation of plans or specifications, or in which he has any personal interests. r'6. COMPENSATION OF MEMBERS. Board members shall serve without compensat i on. 'r7. CHIEF. INSPECTOR. The Chief Inspector shall attend all meetings of the Board and shall serve as technical advisor to the Board. "127.3 APPEALS PROCEDURE r'l. NOTICE OF MEETING. The Board shall meet at least once a month at such time as may be set by the Board. Special meetings may be called at any time by the Chairman or the Chief Inspector. 'r2. REQUIRED FORM OF APPEAL. 'All appeals must be in writing and must contain sufficient information to acquaint the Board with the facts involved. The exact form of presentation and the number of copies required is to be prescri-bed by the Chief Inspector. in each individual case. Additional information pertinent to the case over and above that required by the Chief Inspector may be filed by the appellant. 'r3. FILING FEE of $20., made payable to the City of Fairfax, must accompany the application. This fee is used to advertise the request in The local newspaper and for any incidental costs involved in the meeting. Fee is not returnable unless withdrawal of the application occurs prior to submitting the notice to the newspaper. 'rTo have an application complete, the completed application form must be accompanied by a statement in support of same, as explained below, and drawings which would assist the Board in their decision. The Board may postpone making a decision on an incomplete application. "At least ten (1. O) days prior to the date of hearing, the applicant shall notify at least five (5) adjacent or neighboring property owners, by Certified Mail, of his proposed application, providing proof of such notification to the Board at the time the application is heard. -11- 1971-13 "4. PUBLIC HEARING. All hearings shall be public and the appellant, his representative and any other person whose interests may be affected by the matter or appeal shall be given an opportunity to be heard. QUORUM. Four members shall constitute a quorum. '~6. ADJOURNED MEETING. When a quorum of qualified'members of the Board is not present to consider a specific appeal, either the appellant, the Chief Inspector or their representatives may request a postponement of the hearing. "127.4 DECISION OF THE BOARD "1. ACTION OF THE BOARD. The Board shall affirm, modify or reverse the decision of the Chief Inspector by a concurring vote of a majority of the qualified members of the board hearing the appeal. "2. RESOLUTION OF BOARD. Every action of the Board shall be by resolution and certified copies shall be furnished to the appellant and to the Chief Inspector. "3. DETERMINING VOTE. Failure to secure a majority vote of the qualified members of t'he Board hearing the appeal shall be deemed a confirmation of the decision of the Chief Inspector. ~14. ENFORCEMENT OF DECISION. The Chief Inspector shall take immediate action in accordance with the decision of the Board. ~'127.5 CODE REVISIONS "1. Function of Board. The Board shall make recommendations to the City Council for changes or modifications to the Building Code. "2. Procedure on Code Changes or Modifications. The City Council, the Chief Inspector, or any member of the Board may request the Board to consider modifications or changes to the Building Code. Upon call of the Chief Inspector or the Chairman, this Board will review and consider such changes at its next regular meeting date, or special meetings called by the Chairman or Chief Inspector for this or other purposes. "3. Public Meetings. All meetings concerning Building Code revisions are to be open to the public. Quorum. Four members shall constitute a quorum. '~5. Recommendations to the City Council - Action of Board. "The Building Code and Appeals Board shall, by formal resolution, submit its findings and recommendations to the City Council for further action. -12- 1971-13 "127.6 RULES AND PROCEDURE Where not contrary to the above, Roberts Rules of Order shall apply to all meetings of the Building Code and Appeals Board. 25. Section 128.11 of said Code is deleted and the following substituted: "128.11. Plans. for the erection or alteration of a building which are required by Section 113.5 shall be prepared by a professional engineer or registered architect, licensed under the laws of the State of Virginia, and shall be accompanied by an affidavit of said engineer or architect that he has supervised the preparation of all the design plans, that they comply with this Code, and that he will supervise or check all working drawings and shop details for the proposed construction, except that said affidavit shall not be required for one and two-family residences and miscellaneous work. 'IA waiver of inspections may be issued by the Chief Inspector upon the filing by said architect or engineer of an affidavit that the structure will be built under his field supervision and in accordnace with the approved plans and that all materials to be used in the construction will be selected or identified as to stress grade and quality'in accordnace with the controlled materials procedure as defined in Section 702 and 722. The Chief Inspector may make such inspections during the progress of the work and may issue such orders to said architect or engineer to secure compliance with this Code." 26. Article 2 is amended to add the following definitions: "STORY. Change to read as follows: Story - a division in a building comprising the space between two successive floors, or between a floor and a roof where any portion of the attic or roof space has a clean height of seven feet six inches (7'6") or over, and shall include basements and cellars. A mezzan, ine will not be considered as a story. For the purpose of these regulations, one basement or cellar will not be considered as a story provided the highest portion of the finished floor over such basement or cellar is not more than six (6) feet above the level of the lowest of the sidewalks, alleys, or ground to be taken. opposite the middle of the portion of the building adjacent to such sidewalks, alleys or ground. "Night Club - A place of entertainment open for eating, drinking, with live entertainment such as floor shows, dancing, live music, etc. (solo, organ, piano, etc. Piped-in music not classified live music.) "Restaurant - A place where meal,s can be bought and eaten." 27. Section 302.3 is amended by deleting the word "suggested" near the end of the paragraph and inserting the word "separatedTM in its place. -13- 1971-13 28. Section 303.4 is deleted in its entirety. 29. Section 314.2 is deleted in its entirety. 30. .Article 3 is amended by the addition of the following sections: "Section 318.0 PROTECTIVE GUARDS AND RAILINGS "AI1 stair landings, balconies, porches, mezza:nines, retaining walls and similar areas, and windows in use groups F, H, LI and L2, the sills of which are less than twenty-four (24) inches above the floor, shall be provided with protective guards or railings in accordance with this Section. "318.1 GUARD DETAILS "a. Height: Guards shal'l be not less than forty-two (42) inches high, except in use group L3, one and two-family dwellings, where they may be thirty- six (36) inches high. The height of guards shall be measured vertically to the top of the guard from the floor of balconies, landings and other similar areas, or from the finished grade on the retaining walls. "b. Construction: Required guards shall be so constructed that the area in the plane of the guard from top of the floor, to the minimum required height of guard shall be subdivided or filled in one of the following manners: (1) A sufficient number of intemediate longitudinal rails so that the clear distance between rails measured at right angles to the run of rail does not exceed ten (10) inches. The bottom rail shall be not more than ten (10) inches from the top of floor, measured vertically. (2) Vertical balusters spaced not more than six (6) inches apart. (3) Areas filled wholly or partially bY panels of solid, wire mesh, or expanded metal construction or by ornamental grills which provide protection against falling through the guard equivalent to that provided by the inter- mediate rails or vertical balusters specified in the two preceding paragraphs. (4) Masonry walls may be used for any portion of the guard. (5) Any combination of the foregoing that provides equivalent safety. "c. Strength Requirements: Guard rails shall comply with the strength requirements of Section 710.3 and intermediate rails, balusters and panel fillers shall be designed for a uniform load over the gross area of the guard (including the area of any openings in the guard of which they are a part) of not less than twenty-five (25) pounds per square foot. Reactions due to this loading need not be added to the loading specified by Section 710.3 in designing the main ~upporting members of guards." ~'318.2 EXCEPTIONS: No guards or protective rails shall be required: -14- 1971-13 "a. Where the vertical distance to the level or area immediately below is less than twenty-four (24) inches. 'rb. On windows, which have on their exterior a balcony, porch or similar area which is provided with guards or rails in accordance with this section. "c. On windows with fixed sash that are constructed with horizontal and/or vertical muntins or mullions capable of withstanding the loads prescribed in Section 318.1c and spaced at not over twelve (12) inches on centers." 31. Section 400.5 is deleted in its entirety. 32. Section 406.42 is deleted in its entirety. 33. Section 413.0 is amended to read as follows: "Section 413,0. Dry Cleaning Establishments. Before any dry cleaning plant is constructed or an existing plant is remodeled or altered, complete drawings shall be filed showing to scale the relative location of the dry cleaning area, the'boiler room, finishing department, solvent storage tanks, pumps, washers, drying tumblers, extractors, filter traps, stills, piping, and other equipment involving the use of flammable liquid solvents. All dry cleaning by immersion and agitation shall be carried on in closed machines, installed and operated in accordance with the approved rules and the applicable standards listed in appendix B. The use of high hazard liquids as herein defined by dry cleaning establishments is prohibited. 34. Section 413.11 is amended to read as follows: "413.11 - High Hazard - All dry cleaning establishments using liquids with a flash point of one hundred (100°) degrees Fahrenheit or less. 35. Section 413.12 is amended to read as follows: · "413.12 - Moderate Hazard - All dry cleaning establishments using liquids with a flash point betWeen one hundred (100°) degrees and one hundred thirty- eight (138°) degrees Fahrenheit. 36. Section 413.13 is amended to read as follows: r'413.13 - Low Hazard'- All dry cleaning establishments using liquids with a flash point of more than one hundred thirty eight (138°) degrees Fahrenheit. 37. Section 413.21 is deleted in its entirety. -15- 1971-13 38. Section 413.24 is deleted in its entirety. 39. Section 413.26 is deleted in its entirety. 40. Section 413.27 is amended to read as follows: '~413.27 - Basements of Dry Cleaning Plants - The basements of all buildings in which moderate hazard dry cleaning establishments are conducted shall be completely separated from the superstructure with unpierced floor construction of not less than two (2) hours fireresistance. The access to such basement shall be from the exterior only.I' 41. Section 413.3 is amended to read: '1413.3 - Boiler Room Separation - Boiler rooms and heat producing equipment shall be separated from all other spaces in a dry cleaning establishment by construction of the fire resistance required by the City of Fairfax Fire Prevention Code, but in no case less than provided by Section 1115.1.~' 42. Section 413.4' is amended to read: ~'413.4 - Ventilation - Mechanical systems of ventilation capable of providing ten (10) complete and continuous changes of air per hour shall be provided in all moderate hazard dry cleaning plants. Satisfactory mechanical or natural ventilation shall be provided in low hazard plants by means of fans, pipes and ducts, to ventilate dry tumblers, dry cabinets and similar equipment directly~to the outer air." 43. Section 413.5 is amended to read: "413.5 - Self-service or coin operated dry cleaning machines. All self-service or coin operated dry cleaning machines shall use solvents classified as non-flammable or as non-flammable at ordinary temperatures, such as percholroethylene." 44. Three new sections shall be added to said Code numbered 413.5.1, 413.5.2 and 413.5.3, respectively which shall read: "413.5.1 - Building Requirements - Buildings shall be single story structures with concrete floors or other approved vapor and liquid tight floor construction and machines shall be securely attached thereto. Establishments using such machines shall be separated from other occupancies by two (2) hour fire walls. Installations may be approved on the first floor only of multi,story buildings when it can be demonstrated to the approving authority that satisfactory ventilation and other safety require- ments can be met, except that installations shall not be permitted in a building containing, a dwelling unit. -16- 1971-13 "413.5.2- General Requirements: "(a) The solvent shail be stored in closed containers, and shall be transferred .from the containers in a line free of leaks. il(b) Filter residue and other residues containing solvent shall be disposed of so as not to create a health hazard or nuisance. A covered metal container shall be used for temporary storage outside the buildin9. "(c) Manufacturer's installation, operation and maintenance manuals shall be provided for each make of machine. 1'413.5 3 - Installation and Operation Requirements: "(a) Only'the front or customer side of the dry cleaning machine shall be exposed in the customer area. The working or maintenance portion of the equipment shall be separated from the front of the machine by a partition. Access doors to the maintenance area shall be kept locked. As a means of minimizing any solvent build-up in the customer area and also to control any minor solvent leakage, it is required that there be a minimum flow rate of air from the customer area through grilles in the partition at a face velocity of not less than 300 feet per minute as follows: "No. of Machines Minimum Flow Rate per Tumbler (cfm) 1-3 5OO 4-8 4OO 9-16 375 17 or more 360 (Example: An 8-tumbler installation requires a minimum continuous exhaust flow rate of 3,200 cfm.) "The exhaust ventilation as described above shall be provided on a continuous basis while the store is open for business. The fan wiring shall be such that the dry cleaning equipment cannot be operated unless the fan system is in operation. "Grille openings must be installed in the partition to facilitate air movement and shall be sized on the basis of 500 cfm per square foot of net grille area and shall be.placed as close to the machines as possible. "(b) An additional exhaust fan shall be provided in the maintenance area to be used in case of serious solvent leakage. This fan shall provide an equal amount of exhaust as required in Item A. "(c) Dry cleaning, machines shall be provided with an exhaust system capable of maintaining a minimum of 100 feet per minute face velocity through the loading door whenever the door is open. The duct-work connections from this system shall be sealed (soldered or taped) and the discharge stack extended to a minimum height of five feet above the roof line. Ii(d) A satisfactory means of preventing liquid leaks from escaping the enclosure must be provided. This shall include some method of "diking" ~;~e floor of the enclosure or machine base to hold a liquid volume equal to the maximum quantity of solvent which migh't possibly escape from the system. Some means must be provided for drainage and containment of solvent in the -17- 1971-13 event of a leak. This can be done by gravity flow with the solvent transferred to a standby holding tank. This tank shall be vented to the outside. "(e) An interlock system shall be provided on each machine to prevent the loading door from being opened during the normal cycle.. This system may be either electrical or mechanical, or a combination of both, and so connected that in the event of a power failure the machine fails safe. The machine design shall be such that essentially no solvent is retained in the cleaned items upon completion of the dry cleanin9 cycle. "(f) A step-by-step instruction list shall be posted in a conspicuous location near the machine for customer use. These instructions shall also warn against dry cleaning articles which cannot be properly cleaned or which may create a hazard if subjected to the solvent. A competent, trained operator must be available or on call as long as the premises are open for business. A telephone number must be listed for emergency assistance. '1(9) Approved scales shall be provided in the customer area. These scales shall be installed so that material to be weighed will not overlap and touch objects that will affect the weight. The face of all scales shall be pointed so as to show red the danger of overload. The red part shall be marked "Danger 0verload",'and the other part marked "Safe Load". "(h) The machines shall be checked daily and kept in good repair. All maintenance personnel should be familiar with necessary machine repairs and instructed as to the solvent hazards. l'(i) Solvent control shall be such that under normal operation and use conditions, no solvent odor can be detected in the customer area. l'(j) 0nly the solvent specified by the equipment manufacturer shall be used. "(k) A supply of make-up air equal to or greater than the total volume of air exhausted from the plant shall be provided in order to eliminate any negative pressure conditions which might otherwise develop. This air may be provided through louvers of sufficient size and area so as to allow it to enter the customer area at a velocity of not more than 100 feet per minute. "(1) Provisions shall be made so that solvent contaminated air cannot enter air intakes of combustion equipment. "(m) Exhaust ventilation stacks from dry cleaning machines shall be located as far as possible from combustion air or drier air intakes. Exhaust to outside of building shall not terminate within 25 feet of any opening in a building or public passage." 45. Section 414.11 is amended to read as follows: "414.11 - One and Two Family Dwellings - Private garages located beneath or attached to one and two-family dwellings shall have walls, partitions, floors, and ceilings Separating the garage' space from the dwelling, constructed of not less than three-quarter (3/4) hour fire resistance, with the sills of all door openings between them raised not less than. four (4) inches above the garage floor. The door opening protectives shall be three-quarter (3/4) hour fire doors complying with article 9 or one and three quarter (1 3/4) inch solid core wood doors.~' 1971-13 46. Section 414.12 is amended to read as follows: "414.12 - Motels and Multi-Family Dwellings - Private garages located beneath or attached to motels and multi-family dwellings and in which no gasoline or oil is stored or handled shall be of protected construction of not less than one and one-half (1 1/2) hour fire-resistance." 47. Section 418.32 is amended to read as follows: "418.32 - Number of Seats - Aisles shall be provided so that not more than seven (7) seats intervene between any seat and the aisle or aisles; except that the number of seats in a row shall not be limited when self- raising seats are provided which leave an unobstructed passage between rows of seats of not less than eighteen (18) inches in width leading to side aisles in which exit doorways are located'not more than five (5) feet apart leading to the exit corridor or exit court." 48. Section 418.33 is amended to read as follows: "418.33 - Box Seats - in boxes or loges with level floors, the seats need not be fastened when not more than ten (10) in number.'~ 49. Section 418~41 is amended to read as follows: "418.41 - Longitudinal Aisles - The width of longitudinal aisles at right angles to rows of seats and with seats on both sides of the aisle shall not be less than thirty-six (36) inches, increasing one-quarter (1/4) inch for every foot of length of aisle from its beginning to an exit door, oP to a cross aisle or between cross aisles. The width of the longitudinal aisles with banks of seats 'on one side only shall be not less than thirty- three (33) inches~, increasing one quarter (1/4) inch for each foot of length.'l 50. Section 418.42 is amended to read as follows: "418.42 - Cross Aisles - When there are twenty-seven (27) or more rows of seats on the main floor of theatres, cross aisles shall be provided so that no block of seats shall have more than twenty-two (22)rows. The width of cross' aisle shall be not less than the widest aisle with which they connect or the width of exit which they serve; but no cross aisle shall be less than forty-four (44) inches wide, or when bordering on means of entrance not less than forty-eight (48) inches wide. In balconies and galleries of theatres, one or more cross aisles shall be provided when there are more than ten (10) rows of seats." 51. Section 424.'2. is hereby deleted in its entirety. 52. Section 424.4 is hereby deleted in its entirety and the following substituted: "Section 424.4 - Protection of Adjoining Property. A substantial bumper of masonry, steel, heavy timber or other materials acceptable to the admin- istrative authority shall be placed near all interior lot lines to protect structures and property abutting the parking lot.':' -19- 1971-13 53. Section 424.5 is hereby deleted in its entirety and the following substituted: ~'424.5 Surface and Drainage. Parking lots shall be comprised of an asphalt pavement over a compacted base approved by the Administrative Authority and shall be graded and maintained to prevent drainage onto adjoining property or sidewalk.'~ 54. Five new sections shall be added to said Code numbered 432.0, 432.1, 432.11, 432.12, and 432.13 respectively which shall read: "432.0 - Fences. subject to the structural provisions of Section 716 for wind loads, all fences shall be designed and constructed as herein provided. "432.1'- Barbed Wire and Electrically Charged Fences. "432.11 Barbed wire shall not be allowed on any fence or wall at a height of less than six'(6) feet.'l "432.12 Sharp, unfinished, or cut prongs or links of open mesh type fences shall not be allowed on any fence at a height of less than six (6) feet unless the cut prongs or links are placed at the bottom of the fence." "432.13 The erection or installation of an electrically charged fence is prohibited." 55. Section 501.0 is ame'nded by adding the following sentence to the definition of Occupiable Room:' "The minimum height of an occupiable room shall not be less than seven feet, six inches (7'6")." 56. Section 507.4 is amended by adding the following paragraph: "No habitable room in L-l or L-2 residential occupancies, or habitable rooms used for living or sleeping purposes in H-Institutional occupancies, shall have any exterior wall with less than fifty (50) percent of its surface above the level of the ground immediately adjacent thereto; except that if an areaway, five (5) feet or more in minimum width, extends along the full length of such wall, the part of the wall surface above the level of the bottom of the areaway may be used in determining the percentage of wall surface above ground level. No part of a window or other opening in the wall that is more than three (3) feet below the level of the coping of the areaway shall be included in determinin9 the required daylighting of the habitable room." 57. Section 513.0 of said'Code is amended by adding the words "and kitchens'~ to title and by adding a new section numbered 513.7 "Exhaust Fans" which shall read~' '~513.7 - Exhaust Fans. Kitchen exhaust fans or exhaust fans from bath or toilet rooms shall exhaust to the outside of the building through ducts constructed n accordance with the requirements of Section 1019.0." -20- 1971-13 58. Section 523.0 is amended by adding the following sentence: "Alternate devices are acceptable when approved by the Chief Inspector," 59. Section 601.0 is amended by making the following changes in definitions: "Stairway - Change 'Two (2) risers' to read 'Three (3) risers." 60. Table l0 in Section 608.4 is amended by deleting from the table: "Schools..40 square feet per occupant" and adding to the table the following: I'USE GROUP FLOOR AREA IN S~UARE FEET PER OCCUPANT Schools, auditorium and gymnasiums Schools, cafeterias Schools, libraries Schools, classrooms Schools, all other areas 6 10 25 15 40 ,, 61. Section 609.2 is amended to read: "609.2 - Remote Location. Whenever more than one (1) exitway is required from any room, space or floor of a building they shall be placed remote from each other so as to minimize any possibility that both may be blocked by any one fire or other emergency condition. Dead end corridors or pockets are prohibited except as provided in Section 612.2" Where exitways are separated at least one-third (1/3) the maximum dimension of the room, space or building, they will be deemed to comply with this section. In any case, the separation between the exitways shall be no less than twenty-five (25%) percent of the maximum travel distance to any one exitway." 62. The Business Use Group in Table II, Section 609 is amended to read: "Business 150 125 100 63. Section 610.4 is.deleted. 64. Section 610.5 is deleted. 65. Section 611o3 is deleted and the following substituted: "611.3 - Residential Buildings. In multi-family dwellings. (use group L-2), not over three (3) stories and attic in height for not more than four (4) apartment units on each floor and not more than twelve (12) apartment units per stairwell. The building shall be of not less than type 3-B con- struction with a two (2) hour fire division at the mid-point of the building extending tight to the underside of the roof. Each twelve (12) units shall be separated by a fire wall meeting the requirements of Section 907. No point in an individual apartment shall be more than fifty (50) feet from the apartment exit door into the exit stairwell. The entrance to each apartment shall open directly into the one required exitway, which shall be constructed of protected noncombustible materials having a two (2) hour fire resistance rating, with openings protected with Class B, one and one-half (1 1/2) hour certified doors and frames equipped with approved self-closing hardware, complying with Article 9. The stair construction shall be noncombustible. In any case, the~ -21- 1971-13 stair enclosure shall be provided with a window or skylight not less than twelve (12) square feet in area at each floor capable of being opened." 66. Section 612.2 is amended by adding the following words: "The dead end is measured from the doorway of the room nearest the dead end of the corridor to the point at which an exitway is reached, or at which point the corridor gives access to exitways by travel in two (2) different directions. Dead ends may be fifty (50) feet long in completely sprinklered buildings." 67. Section 613.3 is amended by deleting the words: "and other use groups", and addin9 the sentence: "This provision of the Code shall not have the effect of setting aside the provisions of paragraph 611.1.,, 68. Section 614.1 is amended to read: I'Number of Doorways. Every room or tenant space with an occupancy load of more than seventy-five (75) or which exceeds twenty-five hundred (2500) square feet in an area shall have at least two (2) egress doorways leading from the room or tenant space to an exitway or common hallway and the doors shall be hung to swing in the direction of exit travel without obstructing the required width of exitway. Grade exit doors shall not project more than twelve (12) inches beyond the street lot line complying with Section 312.4." 69. Section 614.42 is amended to read: '~614.42 - Panic Proof: In all places of public assembly, except Use Group F-5 with an occupancy load of more than 100 and in all other use groups with an occupancy load of more than 300, egress doors shall be equipped with approved panic proof hardware which releases under a pressure of fifteen (15) pounds." 70. Section 614.4 is amended by adding the following sub-section: "614.46 - Locks on swinging entrance doors to all individual motel and hotel rooms and apartment units shall have dead-bolts with five-eight inch (5/8") minimum throw hardened steel inserts in addition to dead-latches with half inch (1/2") minimum throw locks. Locks on doors to motel and hotel rooms shall be so constructed that both dead-bolt and dead-latch can be retracted by a single action of the inside door knob. Alternate devices may be substituted subject to prior approval of the Chief Inspector. In addition, either a visual detection device (magnifying peephole) or a security chain shall be provided to allow inspection before allowing entry. "Locks on sliding entrance doors to all individual motel and hotel rooms and apartment units shall be of hardened steel inserts with mounting screws for the lock case inaccessible from the outside. The lock bolt shall engage the strike sufficiently to prevent its being disengaged by any possible movement of the door with the space or clearance provided for installation and operation. Alternate devices may be substituted subject to prior approval of the Chief Inspector. These requirements shall apply to sliding doors opening onto patios or balconies which are one-story or less abdve grade or are otherwise accessible from the outside." -22- 1971-13 71. Section 618.21 is amended to read: '1618.21 - Width: All interior exitway .stairways shall be not less than forty-four (44) inches in width except that such width may be reduced to thirty-six (36) inches in buildings of Use Group L-3 (one and two-family dwellings) or in buildings of Use Group E (business) occupied by a single tenant and limited in occupancy to 40 persons or in exitways from boiler and furnace rooms and similar service spaces not open to the public or in general use by employees. When the boiler room is less than three hundred (300) square feet in area, housing a low pressure boiler and is completely enclosed in three-quarter (3/4) hour fire-resistive construction with one approved exit, an emergency exit may be omitted. When the boiler room is more than three hundred (300) square feet in area, housing a low pressure boiler and is completely enclosed in 3/4 hour fire-resistive construction and an emergency exit is required under the provisions of Section 1115.3, the emergency exit may be an iron ladder leading to a window well or other direct exit, provided the. exit is as remote from the primary exit as possible. The emergency exit cover shall open outward and be hinged at the bottom outside of cover. The cover shall be fastened in such a manner as to permit it to be opened quickly and readily from inside the boiler room.~' 72. The last sentence in Section 618.32 is amended to 'read: "In all other buildings, no stairway shall have a height of rise of more than twelve (12) feet between landings, nor shall any single stairway have less than three (3) risers." 73. Section 618.41' is amended to read: ~'618.41 Minimum Dimensions: The height of risers and width of treads in inches shall be as follows: Use Group Maximum Riser Minimum Tread One and Two-Family Dwellings All stairs with closed risers 8 1/~" interior stairs with open risers 8 1/4" plus 1 1/4" Nosing plus 1/2" Nosing All other residential (Use Groups) L-1 and L'2 Assembly and Institutional All other use groups 7 3/4" 7 1/2" 7 3/4" 9" plus 1 1/4" Nosing 9 1/2" plus 1 1/4~' Nosing 9 1/2" plus 1 ]/bI' Nosing 74. Section 618.3 is amended by adding the words: "For Protective Guards and Railings see Section 318.0 as modified." 75. Section 618.63 is amended by deleting the last phrase. "Where one and three-quarter (1 3/4") inch solid core wood doors are permitted.." -23- 1971-13 76. Section 618.8 is amended to read: "Supplemental Stairways: Monumental or ornamental stairways extending from the grade floor to basement or to second floor in buildings of other than Use Groups D, F and H (Industrial, Assembly and Institutional) except as permitted in Section 418.22, when not required as an element of an exit- way, may be erected without an enclosure in a building of Type I Construction or a sprinklered building of Type 2 or Type 3 construction, but not to connect more than two (2) adjoining stories. Such ornamental stairways shall be additional to and shall not obstruct or interfere with required exitways. The upper end of the stairway shall not connect to an exitway access except through a fire door." 77. Section 618.9 is amended by adding the followin9 sub-section: "618.95.- Risers. All required stairs, except one and two-family dwellings shall be constructed with solid risers." 78. Section 619.0 is amended by adding the following sub-sections: "619.3 - Mechanical Equipment. When mechanical equipment is installed on a roof, permanent access shall be provided by means of a stairway or a ladder and a scuttle. "619.31 - Ladder. Ladders shall be metal and not exceed twenty (20) feet in height if inside or twelve (12) feet if outside unless encircled by a protective cage, well or other approved safety device.~' "619.4 - Walkways and access. Walkways at least two (2) feet in width shall be provided to and around equipment when necessary. A minimum of five (5) feet shall be provided between equipment and roof edge where access is required to side of equipment for service and maintenance unless a railing or parapet of not less than thirty (30) inches is provided. When ducts or shafts penetrate roof, there shall be an approved curbing provided around roof penetration." 79. Section 620.1 is amended by deleting business (Use Group E) buildings from the use groups requiring smoke proof towers. 80. Section 620.3 is amended to read: "Court Size. The yard or court shall have a minimum area of two- h~ndred (200) square feet and a minimum dimension of ten (10) feet and the exterior open side of the vestibule or balcony shall have a minimum area of eighteen (18) square feet and a minimum width of thirty (30) inches.I' 81. Section 625.1 is amended by deleting the last sentence: "The sign shall be at least twice as long as it is high." 82. Section 626.4 is amended to read: "Independent Power Source. The lighting for areas providing means of egress shall be from an independent power source to assure continued illu- mination of those areas in case of emergency for the following use groups: "Mercantile - Use Group C, having more than one story in height, or having one Or more stories and basement, or having a gross floor area of five thousand (5,000) square feet or more on any floor, -24- 1971-13 "lndustrial Buildings - Use Group D, having two or more stories in height or having one or more stories and basement, or having a gross of five thousand (5,000) square feet or more on any floor. I'Business Building - Use Group E having more than two (2) stories in height or having two (2) stories or more and basement or having a gross floor area of five thousand (5,000) square feet or more on any floor. "All Assembly and Institutional Buildings - Use Groups F and H, regardless of number of stories or area. "Residential Buildings - Use Groups L-1 and L-2 as follows: Multi-family residential buildings more than three (3) stories in height or · having a gross floor area of five thousand (5,000) square feet or more on any floor. "All others (excluding L-3) such as hotels, motels, lodging houses, boarding houses, dormitories and buildings for similar use having accommodations for ten (10) or more persons above the main floor." 83. Section 626.41 i.s added as follows: '~Section 626.41 - Independent Power Source. The independent power source for the emergency lighting must be automatic from one of the following: 1. Standby electric generator of adequate capacity. 2. Rechargable storage batteries which will supply 91% of system voltage for at least 1/2 hour and for a period of at least 1 hour in hospitals and institutional buildings and will be automatically recharged from primary power source of current. 3. Unit devices with individual batteries automatically kept in properly charged condition from primary power source of current." 84. Section 626.5 is added as follows: "All existing buildings to which the classifications of Section 626.4 above are applicable, are hereby found to be buildings with inadequate exitway lighting and Shall be brought into compliance with this ordinance within 2 years." 85. Section 627 is added as follows: "Section 627.0 - Elevators as Exits - Passenger elevator installations complying with the requirements of Article 16 may be accepted as approved means of egress as follows: "627.1 - Auxiliary Exit - As a required auxiliary exit when used in connection with horizontal exits as provided in section 616.52. "627.'2 - Supplementary Exit - In business buildings of fire-proof construction (type 1), not exceeding fifteen thousand (15,000) square feet in' area, as a substitute for one of two (2) or more required stairways provided the capacity in number of occupants per elevator is computed as one- third (1/3) of that allowed for a twenty-two (22) inch stairway unit. "627.3 - Limiting Number - Not more than two (2) elevators shall be counted for exit purpose~ and shall be separately enclosed from the stairway. -25- 1971.I3 "627.4 - Grade Exit Corridor - The width of grade exit corridor into which stairways and elevators discharge shall be not less than three-quarters (3/4) of the combined required width for stairways and elevators; but in no case shall the width of corridor be less than five (5) feet when accommodating the discharge from five (5) or less elevators; and not less than one-half (1/2) foot additional for each additional elevator. 86. Section 705.3 is amended by the additlon of the following paragraph: "Ceiling Load: In buildings where no ceiling is to be initially installed, an allowance of ten pounds per square foot (10 PSF) shall be provided in the design dead load to allow for a future ceiling installation. 87. Section 707.1 is amended by the addition of the following changes to Table 13: ~USE POUNDS PER SQUARE FOOT Balcony (exterior) not less than the live load of the occupancy served, when not in excess of one hundred (100) square feet, and having a projection of not more than five (5) feet from a building wall ................. 60 All other balconies ..................................... 100 Classrooms less than one thousand (1000) square feet in area, with removable seats ........................... 60 (d) Classrooms in excess of one thousand (1000) square feet in area, with removable seats ............................ 100 (d) Dwellings: First floor and basement ................................ 40 Second floor and habitable attic ........................ 40 Uninhabitable attics .................................... 20 (c) Open Parking Structures, passenger cars only ... .......... 75" 88. Section 710.4 is amended by the addition of the following Sub- sections - 710.41, 710.42 and 710.43: "710.41 - Concrete Formwork and Falsework - Design and construction of all concrete formwork and falsework which serves as a temporary work platform or which supports a scaffold shall conform to accepted engineering practice as defined by the standards listed in Appendix B. If required by the Chief Inspector, detailed drawings or schedules shall be prepared of all such formwork and falsework and such work shall not be erected until the drawings or schedules have been approved by the Chief Inspector. -26- ,1971-13 I'710.42 - Inspection Before Placing Concrete - The Chief Inspector shall be notified not less than twenty-four (24) hours in advance of the placing of concrete and no concrete shall be placed until the formwork and falsework has been inspected and approved by him. "710.43 - Removal of Formwork and Supports - Formwor.k~ or its supports shall not be removed withOut the approval of the Chief Inspector or a II registered architect or structural engineer representing the owner. 89. Section 725.0 of said Code is deleted and the following substituted: "Section 725.0 - Bearing Value of Soils. When deemed necessary by the Chief Inspector due to the extensiveness of the proposed work, or the condition of the surrounding soil, applications for permits for the construction of new buildings or structures, and for the alteration, of a permanent structure which requires changes in foundation loads and distribution, shall be accompanied by a statement describing the soil in the ultimate bearing strata, including sufficient records and data to establish its character, nature and loadbearing capacity. Such records shall be certified by a licensed professional engineer or registered architect.,, 90. Section 725.3 of said Code is deleted and the following substituted: "725.3 Residential Grade Floor Loads. Concrete floors of residence buildings poured on grade shall be designed and reinforced where necessary to adequately support the loads prescribed in the Basic Code, where slabs are to be placed on fill. The subgrade shall be properly prepared by being filled with approved earth in layers not exceeding six (6) inches and each layer shall be thoroughly tamped. If the necessary subgrade fill is more than two (2) feet, the floor slab. shall be structurally designed as a reinforced concrete slab and shall be supported on bearing walls, beams or piers." 91. .Section 729.0" is amended to read as follows: "Section 729.0 - Depth of Footings. Except when erected upon solid rock or when otherwise protected from frost, the bottom of foundation walls, piers and other permanent supports of all buildings and structures shall extend twenty-four (24) inches below the finished outside grade, and spread footings of adequate size shall be provided when necessary to properly distribute the load within allowable bearing value of the soil. Or such structures shall be supported on piles or caissons when solid earth or rock is not available. No footings shall be founded on frozen soils." 92. "Section 729.1 is amended by deleting therefrom the word "vertical'~ and substituting in its place the word "horizontal" 93. Section 733.1 is amended by the addition of the following sentence: "Concrete shall contain not less than five (5) sacks of Portland cement per cubic yard." 94. Section 733.3 is deleted and the following substituted: -27- 1971-13 '1733.3. In unreinforced concrete footings on hard pan soil, shale or solid rock the edge thickness shall be not less than eight (8) inches and shall project not less than four (4) inches on each side of the wall and the bottom shall be not less than twenty-four (24) inches below finished grade. On ordinary soil, the edge thickness of unreinforced concrete footings shall be not less than ten (10) inches and shall project not less than six (6) inches on each side of the wall and the bottom shall be not less than twenty- four (24) inches.below finished grade. Edge thickness shall be not less than twelve (12) inches above the tops of piles in footings on piles. For one story and basement buildings of wood frame or brick veneered walls these thicknesses may be reduced to eight (8) inches, but shall 'in no case be less than-twenty-four (24) inches below finished grade." 95. Section 739.2 is amended by revising the first sentence to read as follows: "739.2. The allowable load on any pile, not determined by a load test, when determined by the application of "Engineering News Formula" or other approved formula shall not exceed forty (40) tons." 96. Section 742.1 is amended by deleting the first and second sentences of this provision and substituting the following: "742.1 - Concrete Strength. All concrete for cast-in place piles shall develop a compressive strength of not less than twenty-five hundred (2500) pounds per square inch at twenty-eight (28) days, and contain not less than five and one-half (5 1/'2) bags of Portland cement per cubic yard. Just prior to placing of concrete, approximately one (1) cubic foot of 1:2 cement grout shall.be placed at the bottom of the pile. Concrete of four (4) to five (5) inch slump shalt be deposited in a continuous operation through a funnel having a discharge opening not greater than eight (8) inches in diameter and centered in the pile top and so as to insure a full size pile without voids or. segration.~' 97. Section 743.1 is amended by the addition of the following paragraph: "Concrete shall contain not less than five and one-half (5 1/2) bags of Portland cement per cubic yard and have a minimum compressive strength of twenty-five hundred (2500) pounds per square inch at twenty-eight (28) days · age." 98. Section 744.3 is amended by deleting the first sentence of this provision and substituting the following: "744.3 - Concrete Fill. The concrete fill of drilled caissons shall be controlled concrete, with a compressive strength of not less than thirty-five hundred (3500) pounds per square, inch at twenty-eight (28) days, and shall contain not less than six and one-half (6 1/2) bags of Portland cement per cubic yard, deposited with a slump of not more than six (6) inches.', 99. Section 803.5 is amended to read as follows: "803.5 - Tests of Service Equipment and Devices. Tests of service equipment and accessories shall include proscenium curtain and stage ventilation, Section 418.6; structural load tests, section 703; flues and chimneys, section 1003; boilers, section t103; sprinkler, and standpipe equipment, section 1203; electric installations, as required by the Electrical Code; moving stairways, -28- 1971-13 elevator interlocks and safety devices, section 1603; refrigerating equipment, section 1803; plumbing systems and devices as required by the Plumbing Code and all other service tests required by the approved rules." 100. Section 806.1 is deleted in its entirety. 101. Section 807.0 is amended by deleting the words '~which is more than forty (40) feet in height.'~ 102. Section 810.6 is amended by deleting last sentence in paragraph which reads, "Al1 nonbearing units shall be clearly marked to distinguish them from load-bearing units." 103. Section 820.11 is'amended to read as follows: "820.11 - The building official shall be notified not less than twenty- four (24) hours in advance of all plastering work. The Chief Inspector shall be notified not less than twenty-four (24) hours in advance of all suspended plastering work and when plastering work is used as a fireproofing material, and no plaster shall be applied until after the lathing or other plaster base has been inspected and approved by him." 104. Section.820.12 is amended to read as follows: "820.12 When plastering work is-in progress during freezing weather the building or structure shall be temporarily enclosed and adequate heat shall be provided to protect the plaster from freezing.'~ 105. Section 840.1 of said Code is deleted and the following substituted: '~840.1 - Bearing Wall. Beam, girder and other concentrated loads shall be provided with a bearing of solid masonry or filled cores of hollow unit masonry filled solid with mortar not less than twenty-four (24) hours prior to laying, or with a bearing plate of adequa.te design and dimensions to distribute the load safely on the wall or pier. In no case shall the bearing value of the material used be exceeded. Joists, wood sills and wall plates supporting floor or roof framing shall rest on not less than one course of solid masonry or hollow unit masonry filled solid with mortar at least four (4) inches in height." 106. Section 841.1 is amended by adding a second paragraph to read as follows: "841.1 - Reinforcement of not less than two-tenths (2/10) of one percent (1%) computed on vertical height of twelve (12) inches shall be placed over all wall openings and at corners of the structure to prevent cracks. Floor and roof connection details shall be designed to transmit safely the vertical and horizontal loads imposed." 107. Section 842.1 is amended to read as follows: ~'842.1 - Design. The design of reinforced concrete construction shall be based on the generally accepted theory of flexure and elasticity of materials as applied to reinforced concrete and as specified in section 843 for controlled materials and in section 844 for ordinary materials and in accordance with the Building Code Requirements for Reinforced Concrete (Append'ix B), as approved and adopted by the American Concrete Institute in dune, 1963, (A.C.1. 318-63) except: -29- 1971-13 "(1) That Section 103 - Inspection, paragraph (a) is amended to read: '(a) When required by the Chief Inspector, concrete work on the site shall be inspected by a professional engineer or architect duly registered and licensed to practice in and by the Commonwealth of Virginia, preferably the one responsible for its design, or by a competent representative responsible to him, who shall keep a record which shall cover the quality and quantity of concrete materials; the mixing, placing, and curing of concrete; the placing of reinforcing steel; the sequence of erection and connection of precast member§; and the general progress of the work. "(2) That in addition to Table 502(a) - Maximum Permissible Water- cement Ratios for Concrete (Method No.l), the following table prescribing the minimum bags of cement per cubic yard shall govern in all cases: Class of Concrete Minimum Bags of Cement per Cubic Yar~ Assumed Ultimate Compress ve Strenqth at 28 days~.p.s. A 8.0 5000 B 7.0 3750 C 6.5 3500 D 6.0 3000 E 5.5 2500 F 5.0 200O "(3) That the concrete mixtures shall not have more than five (5) inch slump. "(4) That when calcium chloride is used in concrete mixtures, the amount shall not exceed two percent (2%) of the cement content by weight. Calcium chloride shall be added in solution form as a part of the mixing water. It. shall not be used in prestressed or posttensioned concrete where galvanized steel is in permanent contact with the concrete, in concrete subjected to alkali-aggregate reaction or when concrete is exposed to soils or water containing sulphates. '1(5) That all test specimens shall be cast by a representative of an approved testing laboratory, who shall assume responsibility for the care of all specimens until such time as they are tested." 108. Section 842.5 'is amended by addin9 the following sentence: "Aluminum metallic conduit or tubings shall not be imbeded in concrete, masonry or plaster, or buried in earth." 109. Section 844.0 is amended by adding the following sentence: "Aluminum metallic conduits or tubings shall not be embedded in concrete, masonry or plaster, or buried in earth." 110. Section 853.1 is amended by adding a second paragraph to read as follows: "Any units having wane or other imperfections which in the judgement of the Chief Inspector interfere with the efficient use of connectors or fasterers or attachments of other elements of a structural system may be rejected; and when ruling upon the reliability of various types of connectors, the probability of dimensional changes which may be caused by variation in moisture content may also be taken into consideration. -30- 1971-13 111. Section 853.] is further amended by addin9 a new section numbered 853.11 .to read as follows: "853.11 - Working Stresses. Unless grade marked lumber is used, the following allowable unit stresses shall be assumed: 1. Extreme fiber in bending ,,fl,, 1,O00 p.s.i. 2. Horizontal shear "Hi', 80 p.s.i. 3. Compression perpendicular to grain I'c", 300 p.s.i. 4. Compression parallel to grain "C", 800 p.s..i. 5. Modulus of Elasticity "E", 1,200,000 112. Section 853.1 is amended further'by adding a new section numbered 853.12 to read as follows: "853.12 - Prefabricated Trusses Using Li9ht Gauge Metal Connectors. All joints and members shall be designed and sized in accordance with the design specification and quality control recommendations established by the Truss Plate Institute. All wood members having wane or other imperfections which do not meet the specifications of the Truss Plate Institute shall not be used." 113. Section 855o61 of said Code is deleted and the following substituted:' ,,855.61 - Bridging. In all floor, attic, and roof framing spans, there shall be not less than one line of bridging for each eight (8) feet of span. The bridging shall consist of not less than one by three (1 x 3) inch lumber, double nailed at each end, or of equivalent metal bracing of equal rigidity. A line of bridging shall also be required at bearing points where adequate lateral support is not otherwise provided. On pitched roofs, rafters shall be vertically supported near the ridge when the slope is less than six (6) inches per foot." 114. Section 855.8 is amended by adding the following sentence: "All flashings shall be turned into the masonry wall at least one-half (1/2") inch." 115. Section 865.4 is hereby deleted. 116. Section 870.22 is modified by: Under Table "Thickness of Foundation Wall"- Hollow Masonry 8" thick change under, Frame 4.5(6) to 4, Masonry Veneer 4.5(6) to 4, and MasonrY 4(7) to 4. 117. Secti~on 869.3 is modified as follows: Delete the ~ords in t~e third sentence, "may stop at the level of the top of roof boards," and insert the following in its place, "must project six (6) inches above the roof. -31- 1971-13 118. Sections 904.2 through 904.34, inclusive, are deleted. 119. Section 905.61 is deleted. 120. Section 905.62 is amended by deleting the words "nine (9) stories'l and substituting therefor the words "six (6) stories" 121. Section 907.8 is deleted and the following substituted therefor:. "907.8 - Continuity of Fire Walls. In all buildings and structures of other than fireproof (types I-A and l-B) construction, fire walls and party walls shall be continuous from foundation to two (2) feet, eight (8) inches above the roof surface; except that in residential buildings (use groups L-l, L-2 and L-3), fire walls may be stopped six (6) inches above the top of the roof framing if thoroughly firestopped and no combustible materials extend through the wall. Walls extending through the roof shall be coped as provided in section 870.4 and separate flashing shall be provided on each side." 122o Section 914.1 is amended by deleting therefrom the last sentence. 123. Section 914.5 is deleted. 124. Section 928.1 of said Code is amended by adding at the end the following: "Not more than two complete layers of asphalt roof covering shall be applied.'" 125. Section 1011 and 1012 are deleted and the following substituted: "The City of Fairfax Gas Code shall govern in lieu of Section 1011 and 1012." 126. Section llOl.O of said Code is deleted and the following substituted: "Section liOl.O DEFINITIONS "ASME - The ~mer!can Society of Mechanical Engineers. "ASME BOILER CODE (ASME Code) - The Boiler and Unfired Pressure Vessel Code of the American Society of Mechanical Engineers. "BOILER - A closed vessel intended for generating hot water, steam, or other vapors, under pressure or vacuum, by the direct application of heat 'from combustive fuel, electricity, or nuclear energy. "HEATING BOILER - See low pressure boiler. "HIGH PRESSURE BOILER - See power boiler. "HOT WATER SUPPLY BOILER - A boiler furnishing hot water to be used externally to itself at pressure not exceeding t60 PSIG or temperature not exceeding 250° F. ' See Low Pressure Boiler. "LOW PRESSURE BOILER - A steam or vapor boiler operated at pressure not exceeding 15 PSIG, or a hot water heating boiler operated at pressure not exceeding 160 PSIG and temperatures not exceeding 250° F. -32- 1971-13 "MINIATURE BOILER - A boiler which does not exceed any of the following limits: 16 inches inside diameter of shell, 5 cubic feet gross volume, exclusive of casing and insulation, 100 PSIG maximum allowable working pressure. "NON-STANDARD OR NON-CODE BOILER OR UNFIRED PRESSURE VESSEL - A boiler or unfired pressure vessel that does not bear the approval of The National Board, the ASME Stamp, or the stamp of any state or political subdivision which has adopted a standard of construction equivalent to that required by this article. "PORTABLE BOILER - An internally fired boiler which is primarily intended for temporary location and the construction and usage of which is obviously portable. "POWER BOILER - Any boiler or vessel except miniature boilers, which comes within the scope of Section 1 of the ASME Boiler Code in which steam or other vapor (to be used externally to itself) is generated at pressure of more than fifteen (15) PSIG by the direct application of heat or a boiler which the use of exceeds the limitations of a low pressure boiler. "BOILER HORSEPOWER - The evaporation of 34.5 pounds of steam per hour from and at 212° F, 33,475 BTU, 140 square feet of steam radiation, 224 square feet of water radiation, or l0 Kilowatt per hour electrical input. "RELOCATED BOILER OR UNFIRED PRESSURE VESSEL - See reinstalled boiler .or unfired pressure vessel. "REPLACED BOILER OR UNFIRED PRESSURE VESSEL - A boiler or unfired pressure vessel which is replaced by a new boiler or unfired pressure vessel. "STANDARD OR CODE BOILER OR UNFIRED PRESSURE VESSEL - A boiler or unfired pressure vessel which bears the stamp of the ASME, or both the ASME and the National Board Stamp. "REFRIGERATION TON - For the purpose of these regulations and as referred to in this article, a ton of refrigeration is: removal of heat at the rate of 12,000 BTU per hour, or the horsepower rating of the main drive motor or a refrigeration machine. I'COMMISSIONED INSPECTOR - An inspector who has received a commission from the National Board of Boiler and Pressure Vessel Inspector. "CONDEMNED BOILER OR UNFIRED PRESSURE VESSEL - A boiler or unfired pressure vessel that has been inspected and declared unsafe, or disqualified by legal requirements by an inspector qualified to take such action who has applied a stamping or marking to designate its rejection. "EXISTING INSTALLATION - Includes any boiler or unfired pressure vessel construction, installed, or placed in operation before the effective date of this article. "EXTERNAL INSPECTION - An inspection made when a boiler or unfired pressure vessel is in operation. -33- 1971-13 "FLOOR FURNACE - A self-contained furnace suspended from the floor of the space which is being h'eated, with means of observing the flame and lighting the furnace from such space. "FUSION WELDING - A process of welding metals in a molten and vaporous state, without the application of mechanical pressure or blows. Such welding may be accomplished by the oxyacetylene or oxyhydrogen.flame or by electric arc. ~ "HEAT PRODUCING EQUIPMENT - Any appliance or piece of equipment in which a fuel is burned. The fuel may be a solid, liquid, gas, electricity or nuclear energy. This shall include,'among others; furnaces, boilers, incinerators, kilns, ovens, and conversion burners for heating pots. "HEATING APPLIANCE - Any device designed or constructed for the generation of heat from solid, liquid or gasious fuel o~ electricity, the primary purpose of which is to furnish heat for buildings, structure or other spaces. "INCINERATOR - A device for the reduction of waste by burning. This shall not include open burn pits, barrels or other open rubbish burners. "INSPECTION CERTIFICATE - A certificate which has been issued to the owner or used for a boiler or unfired pressure vessel by the Chief Inspector or his agent. "INSPECTOR - The Chief Inspector,or his assistants. "INTERNAL INSPECTION - An inspection made when a boiler or unfired pressure vessel is not in operation, and handholds, manholes, or other inspection openings are oPened for inspection of the interior. I,MAJOR REPAIR - Considered as depending upon the strength of a boiler or unfired pressure vessel. "NATIONAL BOARD, NB or NBBI - The National Board of Boiler and Pressure Vessel Inspectors. "OWNER-USER - Any person, partnership, firm, corporation or company which owns or used a boiler or unfired pressure vessel. "PSIG - Pounds per square inch gauge. "REINSTALLED BOILER OR UNFIRED PRESSURE VESSEL - A boiler or Unfired pressure vessel removed from its original setting and re-erected at the. same location or erected at a new location without change of ownership. "SAFETY VALVE, RELIEF VALVE, SAFETY RELIEF VALVE - See ASME Code. "USED BOILER OR UNFIRED PRESSURE VESSEl - One in which both the location and ownership have. been changed after primary use. "SPACE HEATER (ROOM HEATER) - An above-the-floor device for direct heating of the space in and adjacent to that in which the device is located without external pipes or ducts. -34- 1971-13 "UNFIRED PRESSURE VESSEL - A closed vessel in which pressure is obtained from an external source or from an application of heat other than from combustible fuel, electricity or nuclear energy. "UNIT HEATER - An appliance which consists of an intergral combination of heating element and fan within a common enclosure and which is located within or adjacent to the space to be heated. "WALL HEATER - A unit heater which is supported from or recessed in the wall of the room or space to be heated. "WARM AIR FURNACE - A solid, liquid or gas-fired appliance for heating air to be distributed with or without duct systems to the space to be heated. "MECHANICAL WARM AIR FURNACE - A warm air furnace equipped with a fan to circulate the air. "OTHER TERMS - Definitions of terms not defined herein shall be the definitions given by appropriate standards listed in Appendix B." 127. Section 1102.3 is hereby deleted. 128. Section 1104.0 through 1104.2 are deleted and the following substituted: "Section 1104.0 - Air Pollution. The provisions of this section shall apply to all fuel burning equipment with respect to the design and operation of the equipment and the emission of pollutants into the atmosphere. "1104.1 - Ordering Out of Service. The Chief Inspector or his representative may order any equipment out of service immediately if such piece of equipment is emitting pollutants in excessive amounts as determined by the Air Pollution Control Officer or he may order adjustments to be made or misuse stopped. "1104.2 - Design of Equipment. All fuel burning equipment shall be designed in accordance with the provisions of the Building Code and shall be designed together with appurtenance and accessories to.prevent the emission of pollOtants into the atmosphere as 9overned by the applicable sections of the Code of the City of Fairfax. "1104.3 - Incinerators. The construction, installation, operation or repair of incinerators and other trash or rubbish destruction devices shall be in accordance with the Building Code and standards listed in Appendix B. "1104.4 , 0il Fired Boilers and Furnaces. The provisions of this section shall govern the design and operation of oil fired equipment. Burners shall not be installed that are capable of exceedin the maximum manufacturerSs rating by more than ten (10) per cent. "1104.41 - Provisions for #5 and #6 oil. Equipment shall be installed for automatically heating the oil. The equipment shall be such that a minimum temperature of 180°F can be maintained at the maximum firing rate of the burner. There.shall be provisions for heating the oil on initial start-up when the boiler is cold. (Electric heaters or gas fired oil heater or a secondary fuel Used for firing the boiler.) -35- 1971-13 "Burner shall be designed and approved for use with the intended grade of oil" "An approved smoke detection device shall be used with #5 and #6 oil. The device shall, sound an alarm when excessive smoke is emitted. This device shall be maintained in good working condition at all times. "When soot blowers are used with a boiler, some means of preventing the emission of soot from the stack or chimney shall be provided. This may be a water wash or other approved means that will effectively prevent the emission of smoke and soot during the soot blowing operation. "1104.42- Provisions for #4 Oil. Provisions shall be made for heating #4 oil to a temperature not less than 140°F. An electric heater shall be provided for initial start when boiler is cold. "1104.43 Flue Gas Cleaning. Cleaning equipment shall have an efficiency .of at least 95% of particles in the ten (10) micron range. Flue gas cleaning equipment shall be in operation whenever boiler or furnace is in operation. "1104.44 - Coal and Solid Fired Equipment. All boilers and furnaces in which the fuel used.is .coal or other solid fuel shall be equipped with positive means of removing soot and fly ash from the flue gas. This may be accomplished by the use of inertial and centrifugal separators, pre- cipitators or wet collectors. Equipment shall have an efficienty of 95% of particles in the ten (10) micron range. Flue gas cleaning equipment shall be in operation whenever boiler or furnace is in operation. "1104.5 - Gas Fired Boilers and Furnaces. Shall be designed for complete combustion. "1104.6 Chimneys, Stacks and Breechings. The dimensions (cross- sectional area) of the chimneys or stacks and the heights shall be in accordance with the equipment manufacturer's recommendations or designed in accordance with recognized engineering practice. In the absence of such recommendations or design, the area shall be increased by not less than fifty (50) percent of the size required for each additional piece of equipment provided that the chimney or stack shall be sized for the largest piece of equipment first. Means shall'be provided for controlling draft other than by means of a manually adjustable damper. "Boilers or furnaces connected to the same liner of flue in natural draft chimney or stack shall be in the same room or enclosure, except that special approval may be given for gas fired furnace of less than i50,000 BTUH input. I'Chimneys or stacks shall be as nearly round or square as possible. Where rectangular or oval in shape, the greatest dimension shall not exceed twice the smallest. "1104.71 - Breechings. The greatest dimension of a breeching or chimney connection shall not exceed twice the smallest dimension. Breechings shall be as short and direct as possible with minimum number of bends and free from .restriction. Breeching shall not be trapped (either gas or liquid). -36- 1971-13 "When a common breeching serves two or more appliances inter-connector shall be made in a Y or other turn free manner to provide equal draft. "Breechings shall be provided with adequate cleanouts and means for explosion relief. "Breechings shall be sized as provided in Section 1104.8 for chimneys or stacks except that the breeching for an appliance having a multiple number of flue outlets shall be sized (in the absence of the manufacturer's recommendations) on the basis of the total area of the outlets. "Section 1104.72 - Chimney Heights. Chimney height shall be such that dispersion of products of combustion will be obtained. Consideration shall be given surrounding terrain, buildings, trees and other obstructions. Chimney height shall be as approved by the Chief Inspector. 129. "Section 110501 is deleted in its entirety. 130. Seventeen new sections shall be added to said Code numbered 1105.4 through 1105.20, respectively, which shall read: "1105.4 - Licensing of Operating Engineers. "It shall be unlawful for any person to operate or allow to be operated, any equipment required by this section to be operated by a licensed operating engineer, by any person other than an operating engineer licensed to operate said equipment in accordance with this section or a person under the direct supervision of a duly licensed Operating Engineer. 1105.5 - Equipment. "The following equipment shall be operated by or under the direct supervision of a duly licensed Operating Engineer. Boilers and boiler accessories. "2. Steam prime movers, engines, turbines, direct-acting compressors, pumps and similar, equipment. "3. Refrigeration equipment with non-toxic and non-inflammable refrigerant driven by electric motors in excess of 25 horsepowers. "4. Refrigerating systems using the' heat absorption cycle with non-toxic and non-inflammable refrigerant in excess of 25 tons capacity. "5. Refrigerating systems of five (5) o~ more compressor horsepower using a toxic or inflammable refrigerant. "6. Refrigerating systems of three (3) or more tons using the heat absorption cycle with a toxic or inflammable refrigerant. ,,!105.6 - Exceptions. "1. Equipment of a portable nature not used in connection with a building or structure. -37-~ 1971-13 "2. Automatically operated air conditioning systems with a non-toxic and non-inflammable refrigerant with a total of not over one hundred (100) tons of refrigeration, where no refrigerant circuit is in excess of 50 tons, except where a boiler is used of such a type and capacity that it requires a licensed engineer to operate the boiler. "3. Cold storage and refrigerating systems with a non-toxic and non- inflammable refrigerant not in excess of forty (40) tons, except where a boiler is used of such a type and capacity that it requires a licensed engineer. 1'4. Hot water heating boilers where total boiler horsepower is not in excess of fifty (50) boiler horsepower except where fuel used is No. 4 or No.5 or No. 6 oil. "5. Steam boilers operating not in excess of fifteen (15) PSIG and where the total boiler horsepower is not in excess of fifty (50) horsepower except where fuel used is No. 4, No. 5 or No. 6 oil. Miniature boilers. 1'1105.7 - Examinations. .'lThe examinations of Operating Engineers License shall include questions, diagrams and practical tests of sufficient scope to satisfy the examiners that the applicant has the necessary experience, knowledge and qualifications to take complete charge of and safely operate the machinery, equipment and controls in the class of license for which application is made. "1105.8 - Examiners. "The examination shall be given by a committee of at least three examiners, one of whom shall be the Chief Inspector or his duly authorized representative. Two members shall be selected by the Building Code and Appeals Board. "The fees for examination of Operating Engineers shall be as follows: "Class I $25.00 "Class II 20.00 "Class Ill 15.00 "Class IV, VI and VIII 10.00 "The fee for renewal of Operating Engineers License shall be $5.00. "1105.9 - Duties of Examiners. I'Examiners shall meet not less than four (4) times each year for the examination of applicants if required for Operating Engineers Licenses. "1105.10 - Classes of Licenses. "The classes of licenses and experience requirements shall conform to the following qualifications and limitations. "l. Class I - This class can take charge of and operate any plant. In addition to the experience required for a Class Ill license,' he must have two years additional experience, one of which shall be as an engineer in Class II plant, or a Class II Engineer and assistant engineer in a Class ~ plant... or two years experience in charge of a Class Ill plant while holding a Class II license. -38- 1971-13 "2. Class II - This class can take charge of and operate a high pressure steam plant where the total horsepower of the boilers and engines, or refrigeration machines is not in excess of seven hundred and fifty (750) horsepower~ In addition to the experience required for a Class Ill Engineer's license, he must have had one years experience as an assistant engineer in a Class II plant or as an engineer in charge of a Class Ill plant. "3. Class III - This class can take charge of and operate a plant where the total horsepower of the high pressure boilers and engines or refrigerating machinery is not in excess of four hundred (400) horsepower. This class can take charge of and operate low pressure steam and hot water boilers of unlimited horsepower. He must have had at least two years experience as an engineer or assistant engineer in a high pressure steam plant of 75 or more horsepower or four years of experience in a low pressure steam or water plant of more than fifty (50) horsepower. One, years experience will be waived in the case of a graduate mechanical engineer from a recognized school of technology or a graduate of an approved engineer apprentice training program. One years experience will be waived for two or more years experience in the installation of steam or hot water systems of fifty (50) horsepower or more provided at least one (1) years experience has been in high pressure installation. "4. Class IV - This class can take charge of and operate high pressure boilers not in excess of seventy-five (75) horsepower and steam pressures not in excess of 125'PSIG. He must have at least six months experience in the care and operation of steam boilers. "5. Class VI - This class can take charge of and operate low pressure steam and hot water heating boilers where the steam pressure does not exceed 15 PSIG and where the steam or hot water heating boilers do not exceed two .hundred (200) horsepower. He must have had at least one years experience as a fireman or operator of a boiler other than a miniature boiler. '16. Class VIII - This class can take charge of and operate refrigeration systems where there is no other equipment requiring another class license. He must have had at least one years experience in the care and operation of refrigeration equipment. "1105.11 "Where an operating engineer has been operating for a period of at least two years prior to the effective date of these regulations, the examiners may certify him for continued operation in the plant where employed and no other, by a suitable endorsement on his license. If plant is increased in size to require a higher class, the operator shall apply to the examiners for certification ina higher class. "1105.12 I,Application shall be made on a form furnished by the examiners. The application shall also include the endorsement of three reputable citizens regarding the character and moral habits of the applicant. Applications shall be accompanied by two photographs of applicant, photographs to be approximately 2" x 3" and clearly show facial features. Applications must be filed at least ten (10) working days prior to date of examination. -39- 1971-13 "1105.~3 - Certification. "Applicants who successfully pass the examination shall be certified by the examiners for a license in the class for which they were examined or in a lower class if they lack either experience or the requisite knowledge in the class they applied for. No applicant shall be certified for any class for which he has failed to qualify. License shall be issued as soon as practicable after examination. All papers shall be retained by the examiner. "1105 14 - Re-application. "Applicants who fail to qualify for Class I, II or Ill license will not be granted another examination until six (6) months have elapsed. Applicants for Class IV, VI or VIII will not be granted another examination until one (1) month has elapsed. "1105.15 - Renewal. "Licenses shall be iSsued to expire on January 1 and shall be renewed every year between December I and December 31. Applications for renewal shall be made on forms furnished by the examiners. If license is not renewed by danuary 31, aPplication and examination may be required as for a new license except that examinat on will not be required under the following conditions. "l. License expired while applicant is in the active service of the Armed Forces of the U.S. and application for renewal is made within six (6) months of release from active duty. "1105.16 - Display of License. "License shall be displayed under glass in a frame in a conspicuous place in the plant where licensee is employed. License shall become void if it is in any way changed or mutilated. "1105.17 - Notification of Employment. "Licensed engineers shall notify the Chief Inspector or his authorized agent of place of employment or change in place of employment within thirty (30) days of employment. "1105 18 - Revoking of License. I'The examiners may suspend for any period of time, or revoke any license at any time when examiners are satisfied that Licensed Operating Engineer has failed to comply with this section of the code, has failed to meet the obliga- tions of his license, is 'found imbibing in intoxicating beverages while in charge of operating equipment or for any other just cause. Revocation may be appealed to the Building Code and Appeals Board when Operating Engineer feels he has been unjustly accused. "1105.19 - Number of boiler or equipment rooms. "When an engineer is in charge of more than one boiler or equipment room, the examiners shall rule on the number and locations of the boiler, and equipment rooms that one engineer may be in charge of. -40- 19]~rl](~5.20 - Exception for Operation of Boiler. "Boilers may be operated by persons not licensed as operating engineers provided: 1. That each such boiler is inspected at least monthly by a person who is licensed as an operating engineer; and 2. That at all times when such boiler is operated by a person not licensed as an operating engineer a contract is in force between the owner of such boiler or his authorized agent and a licensed operating engineer or a corpora- tion employing one or more licensed operating engineers to inspect such boiler at least monthly; and 3. That inspection reports covering such boiler are filed by a licensed operating engineer at least monthly with the Office of Inspections and on forms provided and approved by the Office of Inspections. 131. Section 1106.1 of said Code is deleted and the following substituted: "1106.1 - Unsafe Boiler Orders - All existing heating equipment to Which this code is applica'ble, as prescribed in Section 11'03.1 shall be main- tained and operated in accordance with the requirements of this Code. Any such equipment which does not comply with the requirements for inspection and approval, as prescribed in Sections 1103.1 through 1103.4 shall be altered and corrected to remove such deficiencies as specified in the certification of rejection, also as required in Sections 1103.1 through 1103.4. Operation which is found upon inspection to be unsafe and to endanger life and/or property shall be corrected upon due notice by the Chief Inspector. Such notice shall prescribe those details in which oPeration is deficient and/or unsafe. Such notice shall constitute a certification of rejection, as prescribed in Section 1103.2, and shall alSo include notice of owner's right to appeal and procedure for doing so. In case operation is found to endanger human life, correction must be immediately accomplished the same as any other deficiency of equal significance, all as provided in Section 1103.2." 132. "Section 1114.2 o~ said Code is amended to add at the end thereof the following: "Gas Fired Equipment. The City of Fairfax Gas Code shall apply to all gas-fired equipment." 133. SeCtion 1115.O of said Code is amended by deleting the present title and substituting therefor the following title: "Section 1115.0 - Heat Producing Equipment Enclosu. res'l. 134. Section 1115.1 of said Code is amended to read: "1115.1 - Enclosures - Except in one and two-family dwellings and as specifically required for industrial furnaces and accessory equipment or for high hazard uses in Article 4, all heat producing equipment installed in a building or structure shall be located in a separate room or compartment completely enclosed by floors,, walls and ceilings of the fire-resistance required by this section. "l. High Pressure Boilers - 2-hour non-combustible. "2. Low Pressure Boilers - as specified, but in no case less than 3/4 hour. "a. Solid fuel - 2-hour non-combustible. 1'971-13 "b. Light oil, over 500,000 BTU input rating - 2-hour non-combustible. "c. Heavy oil - 2-hour non-combustible. "d. Gas fired, over l,O00,O00 BTU input rating - 2-hour non-combustible. "3. Furnaces - In no case less than 3/4 hour except that unit heaters shall be exempt from enclosure requirements, and except further, that the Chief Inspector may waive enclosure requirements for duct furnaces, if, in his opinion, no hazards exist. Boiler rooms shall not be used for storage except for tools and equipment necessary for the maintenance of the boiler." 135. Section 1115.3 of said Code is amended to read: "1115.3 - Exits from Heat Producting Equipment Rooms - Primary and emergency exits from heat producing equipment rooms shall be provided in accordance with Section 618.2 and in addition, when the length of travel to an approved exit exceeds twenty-five (25) feet, or when the room location may be of a hazardous nature, at least two means of egress shall be provided~' 136. "Sections 1115.41 and 1115.42 are deleted and the following new section 1115.41 substituted: "1115.41 - Air Supply for Combustion - All rooms and spaces in which furnaces, boilers and other fuel fired appliances are located shall be provided with combustion air in accordance with the standards listed in Appendix "B'~. Openings to outer air shall be protected with approved corrosion-resistant screens with not smaller than one quarter (1/4) inch mesh." 137. Section 1115.5 of said Code is amended to read: '~1115.5 - Heat Producing Equipment Room Ventilation -- Heating equipment rooms which contain a medium of high heat appliance shall be provided with gravity or mechanical ventilation complying with Articles 5 and 18, to prevent excessive temperatures over or near the appliance. All other rooms containing heating appliances shall be provided with gravity or mechanical ventilation." 138. Section 1115.6 of said Code is amended to read: "1115.6 - Heat Producing Equipment Room Location - Rooms housing heat producing equipment shall not be located immediately below exitways; nor shall any space heater, floor furnace or other heat producing equipment be located in any aisle or passageway used as a required means of egress from the building or structure." 139. Section 1115.7 of said Code is amended to read: *'1115.7 - One and Two Family Dwellings - In one and two family dwellings contral heating warm air furnaces, boilers and floor furnaces shall be installed in accordance with the conditions of their listings and in accordance with the standards listed in Appendix B. Heating furnaces shall not be installed in attics except of an approved type complying with the mounting and clearance provisions of this article and equipped with vents complying with Article 10." 140. Two new sections shall be added to said Code numbered t117.8 and 1117.9 respectively which shall read: -42 - 1971-13 "1117.8 - Isolating Boilers From Piping Systems. All hot water or steam boilers subject to the provisions of Section 1103.3 and 1103.4 hereafter installed shall h~ve stop valves installed in all hot water or steam outlet piping and in all hot water return or steam outlet piping and in all hot water return or steam condensate return piping in order to confine hydro- static tests to the boiler and related piping within the boiler room, and to prevent the necessity of draining the entire system in order to make internal inspections or replace boiler controls as a result of condemnation upon inspection. Valves shall be in compliance with Section IV of the A.S.M.E. Code." "1117.9 - By-Passing Water Feeding Devices. Every steam or hot water boiler subject to the provisions of Section 1103.3 and 1103.4 hereafter installed shall have a valved by-pass installed around the automatic water feeding device to permit feeding full city water pressure to boiler for quick fill and obtaining hydro-static pressures on boilers without adjustments to automatic feeding devices." 141. Section 1123.2 of said Code is amended to add at the end thereof the following: "Gas-Fired unit heaters shall be governed by the City of Fairfax Gas Code." 142. Section 1124.1 is deleted and the following substituted: "1124.1- Location - A floor furnace shall be located as to be readily accessible and shall not be installed in the floor of any corridor, aisle or passageway, nor in any exitway in a place of public assembly; nor shall any but a gas-fired floor furnace be installed above the first floor of a building. The installation of gas-fired floor furnaces shall be governed by the City of Fairfax Gas Code." 143. Section 1125.3 is deleted and the following substituted: "1125.3 - Air Supply - Sufficient air supply for combustion shall be provided in conformity to Section 1115. Gas-fired equipment shall be governed by the City of Fairfax Gas Code." 144. Section 1126.0 of said Code is amended to read: "1126.0 All unfired pressure vessels shall comply with the constitution requirements of the standards, listed in Appendix B." 145. Section 1126.1 of said Code is amended to read. "1126ol Inspection - An owner or user shall not permit the operation or use of an unfired pressure vessel until such installation has been inspected and approved for use by the Chief Inspector. 146. Section 1127.0 of said Code is amended by adding at the end thereof the words: "Gas-fired equipment shall be governed by the City of Fairfax Gas Code." -43- 1971-13 147. Section 1127.22 of said Code is amended by adding at the end thereof the following sentence: "Compliance with the standards in NFPA #96 of the National Fire Protection Association, an accredited authoritative agency listed in Appendix A, shall be deemed as conforming with this requirement." 148. Section 1128.0 of said Code is amended by adding at the end thereof the words: "The City of Fairfax Gas Code shall govern gas-fired hot water supply heaters in lieu of this section.~' 149. Section 1'129.5 of said Code is hereby deleted in its entirety. The City of Fairfax Gas Code shall govern in lieu of Section 1129. 150. Section 1133.0 of said Code is amended to read: "Non-fuel fired incinerators (Class 2 as defined by the standards listed in Appendix B) shall be prohibited.'~ 151. Section 1133.2 of said Code shall be deleted and the following substituted: "1133.2 - Existing Installations - Existing installations of flue fed incinerators may be permitted to continue to be operated only if no hazards exist in the opinion of the Chief Inspector and further provided that the installation complies with the following: "a. Air pollutants are not emitted that would be in violation of this Code or other applicable city codes. "b. Complaints and fi're departments response to alarms due to misuse or malfunction are kept to a minimum. "c. Smoke in corridors, and other areas does not occur due to operation of incinerator. 152. Section 1134.0 of"said Code is amended to read: "Section 1134.0 - Incinerators - All incinerators not covered by the provisions of Section 1133.0 shall conform to the requirements of the standards listed in Appendix B for incinerator design and the provisions of this section." 153. Section 1135.2 of said Code is amended by adding at the end thereof the words: "The City of Fairfax Gas Code shall govern gas-fired portable or free-standing incinerators in'lieu of this section." 154. Section 1136.0 through 1136.5 of said Code are deleted and the following substituted: Section 1136.0 - Chutes. All refuse, laundry and other chutes shall be constructed in accordance with the provisions of this section and Section 911.0. "1136.1 - Refuse Chutes. -44- 1971-13 "1136.11 - Discharge. A refuse chute shall not feed directly to the combustion chamber of an incinerator but shall discharge into an enclosed room or bin enclosed by ceiling and walls of not less than two (2) hours fire-resistance, unless otherwise approved by the Chief Inspector. "1136.12 - Lining. Chute shall be lined with corrosion resistant metal or other non-combustible, corrosion resistant material. Metal or other material used shall have a melting temperature not less than 1500° F. Liner shall be smooth on inner surface to facilitate cleaning and construction shall be such that liner can be washed without damage to adjoining areas. "1136.2 - Laundry Chutes. "1136.21 - Discharge. Chutes shall discharge into an enclosed bin or room separated from other areas by two (2) hour fire-resistance rating or chute. discharge opening shall be protected by a suitable automatic door. Door shall be set in the shaft and shaft shall extend below chute. "1136.22 - Lining. Chute shall be lined with suitable non-combustable, corrosion resistant lining. Inner surface shall be smooth to facilitate cleaning. "1136.3 - Other Chutes.. Chutes for other than refuse or laundry shall be constructed in accordance with the applicable provisions of this section. "1136.4 - Chute Enclosures. Chutes shall be enclosed~with walls of masonry of not less than two (2) hours fire-resistant rating for interior chutes and non-combustible (type 2) construction for exterior chutes. All chutes shall be supported on substantial foundations complying with Article 7. '~1136.5 - Chute Height. An interior chute shall extend not less than four (4) feet above the roof and shall be covered with an approved ventilating skylight complying with Section 928. "1136.6 - Service Compartments. Service openings for chutes shall be located in separate rooms or compartments enclosed in walls, partitions, floors and ceilings which have a fire resistance rating of not less than three-quarter (3/4) hour and in which the openings are equipped with fire doors o.r other approved protectives of not less than three-quarter (3/4) hours fire resistance rating or their approved labeled equivalent. "1136.7 - Opening Protectives. "Section 1136.71 - Rooms and Bins. Rooms and bins into which a chute discharges shall have all openings, except chute openings, protected with one and one (1 1/2) hour fire doors or their approved labeled equivalent complying with Article 9. Doors shall have approved automatic closers. "1136.72 - Chute Openings. Chute openings shall be protected by approved doors of one (1) hour fire resistance or their approved labeled equivalent. ~'1136.8 - Fire Protection. Chutes shall be protected by approved sprinklers. One head shall be above the uppermost chute opening, and an additional head shall be provided for each 30 feet of height. Heads below chute openings shall have a suitable guard against damage. Rooms and bins into which a chute discharges shall be provided with a sprinkler system. Sprinkler system shall comply with Article 12. Water source may be water supply system of building provided adequate pressure is maintained. -45- 1971-13 155. Article II of said Code is amended by adding the following new sections: "Section 1140.0 - EXISTING BOILER AND UNFIRED PRESSURE VESSEL INSTALLATIONS: "This article shall not be construed in any way to prevent the continued use of a boiler or unfired.pressure vessel referred to in this section, provided it has been made to conform to the provisions governing existing installations; and provided further, it has not been found upon inspection to be in an unsafe condition and a valid inspection certificate has been obtained. "1140.11 - Code. The maximum allowable working pressure of a boiler or unfired pressure vessel carrying the ASME Code symbol shall be determined by the applicable sections of the codes under which it was constructed and stamped. "1140.12 - Non-Code. The maximum allowable working pressure of a boiler or unfired pressure vessel which does not carry the ASME Code symbol shall be computed in accordance with the provisions of this article and the standards for boiler inspection listed in Appendix B. "1140.2 - Exemptions. This article shall not apply to the following boilers and unfired pressure vessels: "Unfired pressure vessels meeting the requirements of the Interstate Commerce Commission used for shipment of. liquids or gases under pressure. "Unfired pressure vessels exempted from the provisions of the standard for construction of boilers and unfired pressure vessels listed in Appendix B. "Unfired pressure vessels designed for working pressure not exceeding 15 pounds per square inch gauge when equipped with an approved safety device or valve that prevents the pressure from exceeding 15 PSIG. 'lUnfired pressure vessels which are of a portable nature and are not normally used in any one permanent location." "1140.3 - Exemption from Periodic Inspections. The following boilers and unfired pressure vessels shall be exempt from the requirements of Section 1141.0 of this article: "Boilers o~ unfired pressure vessels located on farms and used only for agricultural purposes. "Steam or vapor boilers used for heating purposes carrying a pressure of not more than 15 pounds per square inch gauge, and which are located in private residences (Use Group L-3) or in apartment houses of less than .four (4) dwelling units (Use Group L-2). "Hot water heating boilers or hot water supply boilers, operated at pressures not exceeding 160 pounds per square inch gauge, or temperatures not exceeding 250°F, which are located in private residences, (Use Group L-3) or in apartment houses of less than four (4) families. -46- 1971-13 "Unfired pressure vessels which are an integral part of a refrigerant system when vessel is less than 20 aquare feet in cross section area, the contents are of a non-corrosive nature and refrigerant is classed in group 1 as provided in Article 18." "Section 1144.0 INSPECTION OF BOILERS AND UNFIRED PRESSURE VESSELS. "Section 1141.0 - Right of Entry. The Chief Inspector or his representative shall have free access, during reasonable hours, to any premises in the. City where boiler or unfired pressure vessel is being con- ~tructed, or is being installed or being used, for the purpose of ascertaining whether such boiler or unfired pressure vessel is constructed and installed in accordance wi.th the provisions of the Basic Building Code. "Il41.1- Periodic Inspections. All boilers and unfired pressure vessels shall be inspected by the Chief Inspector, his authorized agent or a Special Inspector as herein provided, except that boilers and unfired pressure vessels exempt under Section 1140.2 and 1140.3 shall not be subject to periodic .inspection. "Il41.11 - Power Boilers. Power boilers shall be inspected annually, both internally and externally, while not under pressure and shall also be inspected annually, externally, while under pressure. Inspections shall occur at approximately six (6) month intervals. "1141.]2 - Low Pressure Boilers.~ Steam or vapor heating boilers, hot water heating boilers' and hot water supply boilers shall be inspected both internally and externally bi-annually where construction will permit. "1141.13 - Vessels not subject to corrosion. Unfired pressure vessels not subject to internal corrosion shall be inspected externally at intervals set by the Chief Inspector or his agent, but internal inspections shall not be required of unfired pressure vessels, the contents of which are known to be non-corrosive to the material of which the shell, head or fittings are constructed, either from the chemical composition of the contents or from evidence that the contents are adequately treated with a corrosion inhibitor, provided that such vessels are constructed in accordance with standards substantially equivalent to the provisions of this article. "1141.2 - Hydrostatic Test. If at any time a hydrostatic test shall be deemed necessary by the Chief Inspector to determine the safety of a boiler or unfired pressure vessel, same shall be made by the owner or user thereof. "1141.3 - Notification of Inspection. The owner or user shall prepare each boiler and unfired pressure vessel for internal i'nspection and shall prepare for and apply a hydrostatic pressure test whenever necessary, on the date specified by the Chief Inspector which date shall not be less than seven (7) days after the date of notification. Test may be applied sooner when agreement is reached between the Chief Inspector and owner or user. '~1141.4 - Inspection Reports. Special Inspectors shall within one year of the effective date of this article, submit to the Chief Inspector an Inspection Report on each boiler or unfired pressure vessel subject to' inspection by them. -47- 1971-13 "Complete data shall be submitted on each non-standard boiler or unfired pressure vessel in form designated by the Chief Inspector at the time of the first internal inspection. Subsequent internal inspections of these objects shall be reported in form designated by the Chief Inspector. On all standard boilers and unfired pressur'e vessels the first and subsequent internal or certificate inspection shall~be submitted in form designated by the Chief Inspector. The report shall be submitted within thirty (30) days from the date of inspection, and for unfired pressure vessels shall indicate.the maximum period between certificate inspections. External and internal inspections shall be reported immediately when hazardous conditions affecting the safety of the boiler or unfired pressure vessel are found to exist. "1141.5 - Notification of Insurance. All Special Inspectors shall notify the Chief Inspector or his agent within sixty ~60) days of all boilers or unfired pressure vessels on which insurance is written, "Section I141.6 - Nofification of Unsafe Boilers and Unfired Pressure Vessels. If a Special Inspector upon first inspection of a new risk finds that a boiler or unfired pressure boiler or any appurtenance thereof is in such condition that his company refuses insurance, the inspector shall immediately notify the Chief Inspector or his agent and submit a report of the defects. "If, upon inspection, a Special Inspector shall find a boiler or unfired pressure vessel to be unsafe~for further operation, he shall promptly notify the owner or user, stating what repairs or other corrective measures are required and unless the owner or user agrees to make such repairs or adopt other corrective measures promptl'y, the Special Inspector shall notify the Chief Inspector. Until such corrections have been made, no further operation of the boiler or unfired pressure vessel involved shall be permitted, and if an inspection certificate for the object is then in force, it shall be suspended as provided in Section 1142.3. "1141.7 - Defective conditions disclosed. If an external inspection discloses evidence of a leak or crack, enough of the covering of the boiler or unfired pressure vessel shall be removed to satisfy the inspector in order that he may determine the safety of the boiler or unfired pressure vessel, or if the covering cannot be removed at that time, he may order the operation of the boiler or'unfired pressure vessel stopped until such time as the covering can be removed and proper examination made. "Section 1142.0 INSPECTION CERTIFICATES '~1142.1 - Issuance. If, upon inspection, a boiler or unfired pressure vessel is found to comply with the applicable provision~of the Basic Code, the owner or user thereof shall pay a fee as provided in Article I for Inspection Certificate for a boiler or an unfired pressure vessel, and the Chief Inspector, or his authorized representative shall issue to such owner or user an Inspection Certificate bearing the date of inspection and specifying the maximum pressure under which the boiler or unfired pressure vessel may be operated. Such Inspection Certificate shall be valid for twelve (12) months from its effective date in the case of power boilers and miniature boilers. Inspection Certificates shall be valid for twenty-four (24) months in the case of unfired pressure vessels, low pressure steam or vapor heating boilers, hot water heating boilers or hot water supply boilers. -48- 1971-13 Certificates shall be posted under glass in the room containing the boiler or unfired pressure vessel 'inspected. If the boiler or unfired pressure vessel is not located within the building, the certificate shall be posted in a location convenient to the boiler or unfired pressure vessel inspected, or in the case of a portable boiler, the certificate shall be kept in a metal container to be fastened to the boiler or kept in a tool box accompanying the boiler. A thirty (30) day grace period may be allowed after inspection certificate has expired, provided annual inspection has not been made. (Annual internal inspection.) "1142.2 - Insured boilers and vessels. No inspection Certificate issued for an insured boiler or unfired pressure vessel inspected by a Special Inspector shall be Valid after the boiler or unfired pressure vessel for which it was issued shall cease to be in~ured by a .company duly authorized to carry such insurance. "1142.3 - Suspending certificate. The Chief Inspector or his authorized representative may at any time suspend an Inspection Certificate when, in his opinion, the boiler or unfired pressure vessel for which it was issued is found in violation of the Basic Code or cannot be operated without menace to the public safety. Such suspension of an Inspection Certificate shall continue in effect until such boiler or unfired pressure vessel shall have been made to conform to the Basic Building Code and shall not be used until said Inspection Certificate shall have been reinstated. The owner or user shall be notified for reason of suspension of certificate. When the owner or user cannot be contacted, notice shall be posted in Boiler Room. "1142.4 - Inspection Certificate Required. -- Penalty. After twelve (12) months following the date on which this section becomed effective, it shall be unlawful for any person, firm, partnership, or corporation to operate a boiler or unfired pressure vessel under pressure without a valid Inspection Certificate. Each day that a violation continues shall be a separate offense. "1142.5 - Inspection Fees. Inspection fees shall be paid prior to issuance of an Inspection Certificate. An inspection fee shall be charged for each certificate period as provided in Section 1142.1. Inspection fee. will not be charged if inspections are made throughout the certificate period by an authorized Special Inspector. If an Inspection Certificate shall become invalid under the provisions of Section 1142.2 an inspection fee and certificate fee shall be charged and paid prior to issuance of new certificate. No certificate or inspection fee will be charged for the first certificate after the installation of a boiler or vessel when said boiler or vessel has been installed under a permit issued by the Chief Inspector and final inspection and approval is subsequent to the adoption of this section. "Section 1143.0 - ACCIDENTS. "1143.1 - Notification of Accident. When an accident occurs which serves to render a boiler or unfired pressure vessel inoperative, the owner or user shall immediately notify the Chief Inspector, or his agent and submit a detailed report of the accident. In case of serious accident, such as explosion, notice shall be given immediately by telephone, telegraph or messenger and neither the boiler or unfired pressure vessel nor any of the parts thereof shall be removed or disturbed before an inspection has been made by the inspector unless for the purpose of saving human life. -49- 1971-13 '~1143.2 - Personal I~uries. The Chief Inspector or his agent shall be notified by the owner or user, of any injuries incurred in a boiler room or in which boilers, unfired pressure vessel or related equipment is the cause or involved, when such injuries require medical attention. The notification shall be in writing. Such report shall be 9iven within thirty (30) days of accident. "This section applies to new installation and under construction as well as to existing installations. "Section 1144.0. USED ANO NON-STANDARD BOILERS AND UNFIRED PRESSURE VESSELS. "1144.1 - Prohibited Installations. Installation or placement of' non-standard boilers and pressure vessels for use is prohibited unless boiler or vessel was in prior use on the premises and is being relocated. "1144.2 - Installing Used or Second-hand Boilers or Unfired Pressure Vessels. Before a used or second-hand boiler or unfired pressure vessel can be reinstalled, an inspection shall be made by a qualified inspector and data submitted by him shall be filed by the owner or user of the boiler or unfired pressure vessel with the Chief Inspector for his approval. "1144.3 - Reinstalled Boiler or Unfired Pressure Vessel. In any case where a stationary boiler or unfired pressure vessel is moved and re-installed, the installation shall comply with the Basic Code for new installations. "Section 1145.0 - NEW INSTALLATION OF POWER BOILERS, MINIATURE BOILERS, LOW PERSSURE HEATING BOILERS AND UNFIRED PRESSURE VESSELS. "1145.1 - Requirements. No boiler or unfired pressure vessel, except existing boilers or unfired pressure vessels to be reinstalled and those exempt by the provisions of Section 1140.2 of this article, shall hereafter be installed unless it has been constructed, inspected and stamped in conformity with the applicable Standard listed in Appendix B. "All new boiler and unfired pressure vessel installations, including reinstalled and second-hand boilers and unfired pressure vessels, shall be installed in accordance with the requirement of the Basic Code and the applicable standards listed in Appendix B. "1145.2 - Repture discs. Repture discs or safety heads may be used for additional protection of unfired pressure vessels. "Section 1146.0 - INSPECTION OF BOILERS AND UNFIRED PRESSURE VESSELS. "1146.1 - Preparation. All boilers and unfired pressure vessels subject to regular inspections shall be prepared for such inspections, or hydrostatic tests whenever necessary, by owner or user, when notified by the Chief Inspector or Special Inspector. The owner or user shall prepare each boiler or.unfired pressure vessel for internal inspection, and shall prepare for and apply the hydrostatic test whenever necessary, on the date specified by the Chief Inspector, or Special Inspector, which date shall be not less than sAven (7) days after the date of notification unless other agreement is reached between inspector and owner or user, Hydrostatic tests shall be in accordance with the inspection code listed in Appendix B. -50- 1971-13 'II146.11 - Boilers. The owner or user shall prepare a boiler for internal inspection in the following manner: "Water shall be drawn off and the boiler thoroughly cleaned. I'All manhole and handhole plates and wash-out plugs and water column connections shall be removed,.:the furnace and combustion chambers thoroughly cooled and cleaned. "All grates of internally fired boilers shall be removed. "At each annual inspection brick work shall be removed as required by the inspector in order to determine the conditions of the boiler, headers, furnace, supports or other parts. "The steam gauge shall be removed for testing. "Any leakage of steam or hot water into the boiler shall be cut off by disconnecting the pipe or valve at the most convenient point. "1146.12 - Unfired Pressure Vessel.. Unfired pressure vessels shall be prepared for inspection to the extent deemed necessary by the inspector. "1146.2 - Boilers or Unfired Pressure Vessels Improperly Prepared for Inspection. If a boiler or unfired pressure vessel has not been properly prepared for an internal inspection or the owner or user fails to comply with the requirements for hydrostatic test as set forth in the inspection code listed in Appendix B, the inspector may decline to make the inspection or test and the Certificate of Inspection shall be witheld until the owner or user complies with the requirements. "1146.3 - Removal of covering to permit inspection. If the boiler or unfired pressure vessel is jacketed so that the longitudinal seams of shells, drums or domes cannot be seen, enough of the jacketing, setting wall or other ~orm of casing or housing shall be removed so that the Size of the rivets, pitch, of the rivets and other data necessary to determine the s~fety of the boiler or unfired pressure vessel may be obtained, provided such information cannot be determined by other means. "1146.4 - Lap Seam Crack. The shell or drum of a boiler or unfired pressure vessel in which a lap seam crack is discovered along a longitudianl riveted joint shall be immediately discontinued from use. If the boiler or unfired pressure vessel is not more than fifteen years of age, a complete new course of the original thickness may be installed subject to the approval of the Chief Inspector. "Patching is prohibited. By 'llap seam crack" is meant the typical Crack frequently found in lap seams, extending parallel to the longitudinal joint located either between or adjacent to rivet holes. "Section 1147.0. ACCESSORIES "Section 1147.1 - Pressure Reducing Valves. Where pressure reducing valves are used, one'or more relief or safety valves shall be provided on the low pressure side of the reducing valve. The relief or safety valves shall be located as close as possible to the reducing valve. Proper pro- tection shall be provided to prevent injury or damage caused by the escaping fluid from the discharge or relief or safety valves if vented to the 1971-13 atmosphere. The combined discharge capacity of the relief valves shall be such that the pressure rating of the lower pressure piping or equipment shall not be exceeded in case the reducing valve sticks open. "The use of hand-controlled by-passes around reducing valves is permissible. The by-pass if used around a reducing valve shall not be greater in capacity than the reducing valve unless the piping"and unfired pressure vessels are adequately protected by relief or safety valves, or meet the requirements of the high pressure system. "It is mandatory that a pressure gauge be installed On the low pressure side of a reducin9 valve. "1147.2 - Safety Appliances. No person shall in any manner load the safety valve or valves to maintain a working pressure in excess of that stated on the Certificates of Inspection. No person shall tamper with a safety or relief Valve and no person shall reset a safety or relief valve unless authorized by an inspector. "1147.3 - Blow-off Tanks. Blow-off piping from a power boiler or a miniature boiler shall not discharge directly into a sewer. A blow-off tank shall be used where conditions do not provide an adequate and safe open discharge. "Metal blow-off tanks hereafter installed shall have a plate thickness of not less than 5/16 inch and shall be designated for a minimum working pressure of 50 PSIG. "The cross-sectional area of the outlet pipe shall be twice the area of the inlet and outlet pipe shall extend internally within eight inches from the bottom of the tank. "A vent pipe at least four times the area of the inlet pipe shall lead to the atmosphere. "Vents shall lead as directly as possible to the outer air and _. dischar9e at a safe location. There shall be no valve or other obstructions, such as water pockets, between the tank and the discharge end of the vent pipe. "All pipe connections between the tank and the boiler shall be as direct as possible and shall conform to Par. P-299 of the ASME Boiler and Pressure Vessel Code. "For convenience in cleaning the tank a manhole or an access opening shall be provided. "Where a blow-off tank is not vented as specified above, it shall be constructed for a pressure equal to that applied on the boiler to which it is attached or shall be equipped with a safety valve or valves of sufficeint capacity to prevent the pressure from exceeding the safe working pressure of the tank. "As an alternate to the above, blow-off facilities may conform to the provisions set forth in the pamphlet entitled, "Boiler BloW-Off Equipment," published by the National Board of Boiler and Pressure Vessel Inspectors. -52- 1971-13 '~1147.4 - Location of Discharge Piping Outlets. The discharge of safety valves, blow-off pipes and other outlets shall be located to prevent injury to personnel. "1147.5 - Safety Valves. Safety valves shall be installed in the manner prescribed by, and meet all of the.requirements of the applicable standards listed in Appendix B. 'lSection 1148.0 - REPAIRS "1148.1 - Major Repairs. Where repairs are necessary which in any way affect the working pressure or safety of a boiler or unfired pressure vessel, an authorized inspector may be called for consultation and advice as to the best method of making such repairs. After such repairs are made, they shall be subject to the approval of the Chief Inspector. "Repairs to all boilers and unfired pressure vessels shall conform to the applicable provisions of the ASME Code, this article, and the standards for inspection listed in Appendix B. "1148.2 - Repairs by Fusion Welding. When repairs to power boilers and unfired pressure vessels are to be made involving the use of welding, permission to proceed with the work must be obtained from the Chief Inspector. All repairs by fusion welding shall be completed in accordance with the "Recommended Rules for Repairs by Fusion Welding" published by the National Board of Boiler and Pressure Vessel Inspectors. "Section 1149.0 - GENERAL INSTALLATION REQUIREMENTS "1149.1 - Supports. Each boiler or unfired pressure vessel shall be supported by a masonry or structural support of sufficient strength and regidity to safely support the boiler or vessel and its contents. There shall be no vibration in either the boiler or vessel or its connecting piping. "1149.2 - Cleanance. When boilers are replaced or new boilers installed in either existing or new buildings, a minimum height of at least three (3) feet shall be provided between the top of the boiler proper and the ceiling. A clearance of at-least three (3) feet shall be provided around the sides of a new or replacement boiler except that clearance may be reduced when~ requested in accordance with Section 1149.22 and further provided that access to sides is not necessary for operation, maintenance, repair or 'inspection. 'IAll boilers and unfired pressure vessels shall be so located that adequate space will be provided for the proper and safe operation of the boiler and its appurtenances, for the inspection of all surfaces, tubes, water walls, economizers, piping, valves and other equipment and for their necessary maintenance and repair. "1149.21 - ManhOles, Handholes and Other Inspection Openings. All manholes, handholes and inspection openings shall be accessible. No piping, valves or other appurtenances and equipment shall be located in such a manner as to obstruct inspection openings. 1971-13 "1149.22 - Request for Reduced Clearance. When a reduced clearance is desired for a boiler,a written request shall be made by the owner or his agent, to the Chief Inspector, stating the reason for the reduced clearance and all other pertinent information related to the reduction of clearance. "1149.3 - [adders and Runways. When necessary for safety and accessibility, there shall be a metal runway or platform of approved construction installed across the tops of adjacent boilers or at some other convenient level for the purpose of affording safe access. When the distance of travel from any point on a runway to a ladder or exit exceeds six (6) feet, at least two means of access to and from the runway shall be provided, each to be remotely located from the other. All ladders and runways shall 'be unobstructed. "1149.31 - Maintenance. All ladders and runways shall be maintained in a safe condition. All runways shall be kept free from foreigh objects. Runways shall not be used for storage. "I149.4 - Header Valves. When boiler header valves are more than seven (7) feet off the floor of a boiler room, a platform or ~unway shall be installed for access to the valve. The platform or runway may not be required provided the header valves are chain operated and can be safely operated from the floor or a platform or runway. All header valves over two (2) inches in di~ameter shall be of the outside screw and yoke type. "1149.5 - Conditions Not Covered. In any condition not covered by this article, applicable provisions of the ASME Code for new installations and the National Board of Boiler and Pressure Vessel Inspectors, Inspection Code for existing installation shall apply. 'lSecti.on 1150.0 - STATIONARY ENGINES "This section shall regulate the installation of fuel burnin~ stationary engines installed in buildings, or structures or within 15 feet of a building. Unless otherwise provided in this section installation shall comply with standards listed in Appendix B. "1150.I - Engine Rooms. For indoor installation'in other than industrial (Use Group D) and garage, engines which exceed 50 HP shall be located in a separate room or compartment with walls, ceiling, and floors of non-combustible construction with.fire rated separation from other areas of the building of 2 hour, .Engines may be in same room with boilers or air conditioning'equipment. "1150.2 - Vibration isolation. Engine, accessories and exhaust system shall be isolated to prevent excessive vibration transfer.to structure. "1150.21 - Exhaust Gases.. Engine exhaust shall be piped to outside of building to location not less than twelve (12) feet from any windows, doors, or air intakes. Exhaust shall not be closer than twelve (12) feet to a walkway or drive. Exhaust shall be not less than two (2) feet above grade. -54- 1971-13 "1150.22 - Exhaust Piping. All exhaust piping shall be of wrought iron or steel of thickness to withstand pressures and for corrosion allowance. Exhaust shall not be connected to masonry chimney. Exhaust ~pipes Shall be enclosed in two (2) hour fire rated shaft when pipe passes through floor area other than area where engine is located. Shaft shall be well ventilated. 156. Section 1217.3 is hereby deleted and the following substituted therefore: "All buildings and structures hereafter erected in Fire District 2 shall be equipped with an approved automatic smoke detector device. The detector shall be installed in the immediate vicinity, but outside of, all sleeping rooms. The detector shall be sensative to any of the products of combustion except that detectors sensati~e to heat only are not acceptable. Alarm signal devices shall be clearly audib!e in all bedrooms when all intervening doors are closed. An assembly incorporating the detector and the alarm sounding device in one unit operated from a power supply at the unit shall be considered as meeting the requirements of this section. I,Each approved automatic smoke detector device shall be installed and maintained according to accepted engineering practices, the provisions of NFPA No. 74-1 "Standard for the Installation, Maintenance and Use of a Household Fire Warning System" shall be prima facie evidence of conforming II to accepted engineering practices. 157. Section 1219.0 and all subsections thereunder are deleted and the City of Fairfax Electrical Code is substituted therefor. 158. Article 13 is amended by adding a new section 1300.3 as follows: "1300.3 - The USAS Safety Code for Buildings A 10.3 1966 and the Rules and Regulations Governing Construction, Demolition and All Excavation as adopted by the Safety Codes Commission of the Commonwelath of Virginia, 1966 edition, amended 1970, shall be the standards for more details requirements not covered in this section." 159. Section 1802.21 and Section 1802.22 of said Code are hereby deleted in their entirety. 160. Appendix B of the Building Code adopted by Section One of this Code is hereby amended, under the title:' I,Equipment and Heating subsection", by substituting the following standards: "1. Boiler Code and Unfired Pressure Vessel ~Code'' ASME 1968 with addendum. "2. High Pressure Boilers" ASME 1968. "3. .Low Pressure Boilers" ASME 1968. "4. ASME Code Sec. 1-2-3-4-7-8-9. -55- 1971-13 Section 5-5 ESTABLISHMENT OF FIRE DISTRICTS The Fire Districts as established by the BOCA Code are hereby deleted and the following substituted: A. The Fire Districts of the City of Fairfax are hereby established as Fire District No. 1 and Fire District No. 2, and are hereby based on and related to the official zoning map of the City of Fairfax and any amendments thereto: a. Fire District No. 1 shall consist of that area of the City of Fairfax which is zoned: 1. Commercial ll. Industiral b. Fire District No. 2 shall consist of that area of the City of Fairfax which is zoned Residential: - Such portion of the Residential zones in which multiple family housing is allowed. Section 5-6 ELEVATOR CODE CHANGES The "American Standard Safety Code for Elevators, Dumbwaiters and Escalators, "ASA A 17.1-1965 listed in Appendix B of the Building Code adopted by Section 1 of this Code is hereby amended as follows: a. Rule 200.9a is amended by adding the following: I,Inserts supporting guide rail brackets shall be surrounded with not less than 8'~ of solid brick or concrete. b. Rule 204.1e is deleted and the following substituted: "Top'Emergency Exits." An emergency exit with a cover shall be provided in the top of all elevator cars and shall conform to the following requirements: 1. The exit opening shall have an area of not less than four hundred (400) sq. in., and shall measure not less than sixteen (16) inches on any one side. 2. The exit shall be so located as to provide a clear passageway unobstructed by'fixed elevator equipment located in or on top of the car. 3. The.:exit cover shall open outward and shall be so hinged or otherwise attached to the car top that the cover can be opened from both inside and on top of the car without the use of tools. 4. All automatic elevators shall be equipped with electrical contact switches on the top exit panel to prevent the operation of the car when the panel.is opened or removed. c. .Rule 204.2d, "Side Emergency Exits: is deleted in its entirety. d. Section 1604.0 is amended by adding: -56- 1971-13 d. Section 1604.0 is amended by adding: "Section .1604.11 ANNAUL CERTIFICATE OF COMPLIANCE - An Annual certificate of compliance shall be required which will expire December 31 'each year, as set forth i.n the American Safety Code for Elevators, Dumbwaiters and, Escalators, "ASA A17.1-1960'~ listed in Appendix B. "Section 1610.2 - LIMITATION. Not more than two (2) elevators shall be installed in any one (1) hoistway enclosure. SECTION 5-7 Article 15 of said 'Code, entitled "Electrical Wiring and Equipment", is hereby deleted in its entirety, and Chapter 6 of the City Code entitled "The City Electrical Code" is substituted therefor. SECTION 5-8 Article 17, entitled "Plumbing, Drainage and Gas PipingII, is hereby deleted in its entirety, and Chapters 16 and gA, entitled "The City Plumbing Code" and "The City Gas Code" respectively are substi.tuted therefor. SECTION 5-9 Article 18, entitled 'lAir Conditioning, Refrigeration and Mechanical Ventilation" is hereby amended to include the City of Fairfax Heating, Refrigeration and Air Conditioning Licensing Ordinance. SECTION 5-10 Nothing in this Ordinance or in the Code hereby adopted .shall be construed to affect any suit or proceedings now pending in any Court, or any rights acquired, any act or Ordinance repealed hereby, not shall any right or remedy of any character be lost, impaired or affected by this Ordinance. SECTION 5-11 VALIDITY The invalidity of'any Section or provision of this Ordinance or of the Code'hereby adopted shall not invalidate other Sections or provisions thereof. SECTION 5-12 ZONING AND SANITATION ORDINANCES UNAFFECTED SECTION 5-13 Nothing in this Ordinance or in the Code hereby adopted shall be held to void any part of the Virginia Fire Hazard Law, Section 27-63 to Section 27-85 of the Code of Virginia, as amended, or the rules and regulations promulgated under the authority of that act, 1971-13 SECTION 5-14 Nothing in this Ordinance or in the Code hereby adopted shall be held to affect any part of the Virginia Liquified Petroleum Gases Act, Section 27-86 through Section 27-90 of the Code of Virginia, as amended, or the rules and regulations promulgated under the authority of that act. SECTION 5-15 This Ordinance shall take effect immediately upon its passage. Introduced: May 18, 1971 Adopted: July 6, 1971 Attest: Ci~/y C~erk -58-