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1207-1210 UNWOMA DLKDMGCOM 1982 EDITION 1210.1212 nor ;c.s t%&k 7 feet measured !ol the lowest pm}cctwn from the ceding Where c%;K trd beam c etiog mrmbc's are spaced at Less thm 48 inches at ce.ucr, ceding heiptst O nil be measured k) the hotuwn of these members When exposed beam cetlin f merrtbets tit .paced at 0 inches <x more un center, ceiling height shall be mr1sured to the borartn of the dca supported by 'hose members, provided that the N tWM of the rrtemben :s rxx less than 7 feet above the floor If any ruin in s budding has sloping ceding, the prescribed ceding height for the romp s required in only one half the area thereof No portion of the room meastmail its% &"a S feet from the finished flair to the finished ceiling shall be awluded n any co npucation of the minimum area thereof. It any ro ,rn has a furred ceiling. the prescnbed ceding height is riequimd in two rhads the area Mcr, vf, but in tin case shall the height of the furred ceiling be less stun 7 feet bi Flow Area. Evvey dwelling ui.tt shall have at feast one noon which shall have rnx less than IN • snare feet of floor area Other habitable rooms except kitchens shall have an t:a of nix less than 70 square feet. Efficiency dwelling units shall comply with, e requirements of Section 1208. tc 1 Width. Habit .ble t o_tms other than a kitchen shall be not less than 7 feet in any dimension Efficiency DwNiins; Units Sec. I M. An efficiency dwelling unit shall conform to the requirerents of the code except as herein provtded: I The unit shall ha. a living room of not less than 220 square feet of sups rtkiat floor area A- additional 100 square felt of superficial floor area shall he pros tiled for cacti oc:up:utt of such tacit in excess of two- 2 Ric unit shall he p ovided with a separate closet. The unit shall be provided with a kitchen sink, cooking appliance and retntreration facilities, each having a clear working space of not less than 30 irtihes in front Light and ventilation conforming to this code shall be pro. Jed. 4 The unit shall be provided with a separate bathroom containing a water closet. lavatr.ry and bathtub or shower. Shatt Enclosures Sec. 1209. Exits shall be enclosed as specified in Chapter 33. f-.lcvaior shafts, vent shafts, dumbwaiter shafts. clothes chutes and other vertical openings shall be enclosed and the enclosure shall be as specified in Section 1706 v-.Immmmww. Fire-waming and Sprinkler Systems Sec. 1210 (a) Fire -warning systems. Every dwelling unit and every guest w rom in a hael or lodging house used fur sleeping purposes shall be provided with srnuke detectors conforming to U.B.C. Standard No. 43-6. In dwelling units, detectors shall be mounted on the ceiling or wall at a point centrally located in the condor or area giving access to rooms used for sleeping purposes. In an efficiency dwelling unit, hotel sleeping foom and in hotel suites, the detector shall be centrally located on the ceiling of the main room or hotel sleeping room Where sleeping rooms are On an upper level, the deter for shall be placed at the center of the ceiling directly above the stairway. All detectors shall be located in accordance — with approved rnan,.fact:i:er't in,tnurtitvns- When actuated, the detector shall provide an alarm in the dwelling unit or guest room. When alterations, repairs or additions requiring a permit and having a valuxion in excess of $1000 occur. or when one or more sleeping rooms are added or created in existing Group R. Division 3 Occupancies, the entire building shall be provided with smoke detectors located as required for new Group R. Division 3 Occupancies. --' In new construction, required smoke detectors shall receive their primary power from the building wiring when such wiring is served frorr a commercial source. Wiring shall be permanent and without a disconnecting switch other than those required for overcurrent protection. Smoke detectors may be battery oper- ated when installed in existing buildings, or in buildings without commercial power, or in buildings which undergo alterations, repairs or additions regulated by the second paragraph of this sccti n. _ A smoke detector shall be installed in the basement of dwelling units having a stairway which opens from the basement into the dwelling. Such detector shall be connected to a sounding device or other detector to provide an alarm which will be audible in the sleeping area- (b) Sprinkle:- Systems. When required by other provisions of this code, automatic spnri .: terns and standpipes shall be installed as specified in Chapter 38. Heating Sec. 1211. t very dwelling unit and guest room shall be provided with heat - facilities capal,.e. of maintaining a room temperature of 70*E at a point 3 above ttu floor in all habitable rooms. Special Hazards Sec. 1212. Chimneys and heating apparatus shall conform to the requirements of Chapter 37 and the Mechanical Code. The storage and handling of gasoline, fuel oil or other flammable liquids in Division I Occupancies shall be in accordance with the Fire Code. In Division I Occupancies, doors leading into rooms in which volatile flam- mable liquids are stored or used shall be protected by a fire assembly having a one - hour fire -protection rating. Such firt assembly shall be self -closing and shall be posted with a sign on each side of the door in 1-inch block letters stating: FIRE DOOR —KEEP CLOSED. Every room containing a boiler or central heating plant in Division 1Occupan- cies shall be separated from the rest of the building by not less than a one -hour fin -resistive occupancy separation. EXCEPTION: A s_paration shall nor be required for such rooms with equip- ment servicing only one dwelling unit. 92 93