O-1954-476 - Laserfiche WebLink

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...... ..... - . -13- struction if protected by fire retardant ceilings. (b) No theatre or motion picture theatre shall be located within or __ attached to a builcling of other occupancy unless it is separated from such other ,:>ccupancies by vlalls and floors of noncombustible construction having fire res- .' " t istance ratings of not less than 3 hours. 3. SCHOOLS, COLLIDES, ASSEMBLY HAllS, DANCE HALLS, OO'iJ!JltG ALLEYS P.ND AtIDITCRIUMS, over one story in height, shall have floors of not less than one-hour fire resistance. 4. WALL AND CEILING FlNISH. In public buildings and institutional buildings, and in all places of assembly and ex it "vays therefrom, no combust- ible material s hall be used as interior wall or ceiling finish which is of such a nature that flame will spread over its surface more rapidly than over one-inch (nominal) wood boards covered with ordinary paint or varnish.' , 5. BUSINESS 100) RESIDENCE SEPARATIW. In buildings of other than fireproof or semi.fireproof construction portions classll'ied as of business occupancy shall be separated from portions classified as of residence occupan;' cy by partitions having a fire resistance rating of not less than one homo and by fire retardant ceilings, unless the business portion is sprinklered. 6. SEP..\RATIOO OF mELLn~GS. Walls or partitions separating 2 or more dwellings of other than fireproof or sendfireproaf' construction shall consist of a form of constImction having a fire resistance. rating of not less than 1 hour. 7. PARTITIONS IN MULTIFAMILY HOUSES. In multifamily houses, par- titions separating apartments or apartments from hallways or apartments from other occup ancies and partitions separmting stores from hallways or other occupancies sha1.l have a fire resistance rating of' not less than one hom'" with openings equipped with approved fire doors or with substantial metal or metal covered doors or mlid wooden doors of' the nush type of nominal thiclmess not less than 1 314-inch~ S:mTION 15. HEIGHT RESTRICTIONS. 1. NEVi BUILDINGS. Ex:cept as may be otherwise provided in sub- section 8 of this-..,.gection, ~no--building' hereafter erected shall exceed in height the limits fixed in this section. 2. ALTERATIONS. No building shall hereafter be al teredso as to exceed the limits of height fixed by this section.