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(kk) 605.1 by adding "as per the National Electrical Code, as ado�pted by the City of <br /> Decatur" at the end of the sentence. <br /> (11) 605.3 by adding "controlled by a wall switch" at the end of the •entence. <br /> (mm) 702.5 — Number of Exits: In nonresidential buildings, very occu�ied story <br /> more than six stories above grade shall be provided with not less than two <br /> independent exits. In residential buildings, every story exceedi g two stories above <br /> grade shall be provided with not less than two independent ex ts. In stories where <br /> more than one exit is required, all occupants shall have access o a t least two exits. <br /> Every occupied story which is both totally below grade an greater than 2,000 <br /> square feet shall be provided with not less than two independe t exits. Exception: <br /> A single exit is acceptable under any one of the following co ditions: (1) where <br /> the building is equipped throughout with an automatic spri ler system and an <br /> automatic fire detection system with smoke detectors locat d in all corridors, <br /> lobbies and common areas; (2) where the building is equippe throughout with an <br /> automatic fire detection system and the exit is an approved smoke proof enclosure <br /> or pressurized stairway; (3) where an existing tire escape conforming to the <br /> building code listed in Chapter 8 is provided in addition to th� single exit; and (4) <br /> where permitted by the building code listed in Chapter 8. <br /> (nn) 702.6 — Stairways, handrails and guards: Every exterior and i terior flight of stairs <br /> having more than four risers, and every open portion of a stai , landing or balcony <br /> which is more than 30 inches (762mm) above the floor or gr de below shall ha��e <br /> guards. Handrails shall not be less than 36 inches (762mm nor more than 42 <br /> inches (1067mm) high, measured vertically above the nosing f the tread or abovc <br /> the finished floor of the landing or walking surfaces. Guards hall not be less than <br /> 36 inches (762mm) high above the floor of the landing or balcony and shall have <br /> intermediate rails, balusters or other construction such that a sp ere with a diameter � <br /> of 6 inches cannot pass through any opening. <br /> (oo) 7U2.6.1. -- Stairs and porches: Every� stair, porch, tire esc pe, balcony and all <br /> appurtenances attached thereto shall be constructed so as to be safe to use and <br /> capable of supporting the anticipated loads and shall be aintained in sound <br /> condition and good repair, free of deterioration. The maxi um riser height for <br /> steps shall be 9 inches and the minimum tread depth sha 1 be 8 inches with <br /> variation not exceeding 3/4 inch in the depth of adjacent tread or in the height of <br /> adjacent risers. <br /> (pp) 704.2 — Smoke Detectors. (1) Every dwelling unit shall be e 'uipped with at least <br /> one approved smoke detector in an operating condition wit in 15 feet of every <br /> room used for sleeping purposes. The detector shall be install d on the ceiling and <br /> at least 6 inches from any wall, or on a wall located between and 12 inches from <br /> the ceiling measured to the top of the detector. All smok detectors shall be <br /> approved and listed and shall be installed in accordance wit i the manufacturers <br /> instructions. (2) Every single family residence shall have a least one approved <br /> smoke detector installed on every story of the dwelling unit, ncluding basements <br /> but not including unoccupied attics. In dwelling units with plit levels, a smoke <br /> detector installed on the upper level shall suffice for the adjac nt lower level if the <br /> lower level is less than one full story below the upper level; h wever, if there is an <br /> intervening door between the adjacent levels, a smoke detector shall be installed on <br />