615 75TH ST SE 2018-01-02 MF Import

C2. A floor or landing riot more than 1 inch below the threshold is required on each side of an exit door. Section 3e03 (h). 83. Doors should not pro;ecl more than 7 inches in. to the required corridor width when rutty opened or more than one hall inin the required corridor width when in any position. Section 3304(d)........................................................... K IRevolving (sliding) (overhead) doors are not per. milled as exit doors. Section 3303 (1). 85. Exit doors should provide immediate access to an approved means of egress. Section 3303 (C)• Exiling through another room does not comply. EG. should have a minimum width of 44 ICorridors inches. Section 3304. (b). 87. serving nonembulatory persons should ICorridors have an 8-foot minimum width. Section 3318 (c). CS. end of corridors and exit balconies are IDead limited to 20 fact. Section 3304 (f). E9. )Salts and callings of corridors should to of one. hour fire•resistive construction. Section 3304 (C)• An architectural section through the corri• dor is necessary to determine how this is accomplished. 90. ' exit balconies cannot project into an area %-,Here protected openings are required - lExtetior due to location on property. Section 3304 (1). ......................................................................... 91. openings Into corridors should be pro• Ilnterfor leered as specified in Section 3304 (h). 92. ............................. _........... shouirl have a minimum width of .....L.s...:....... inches. Trim 1Stairway end handrails should not project more than 31/a Inches into the required width. Section 3305 (b). 93. on stairways should not exceed 7i,? ipisers Inches and runs should riot be less than 10 inches. Section 3305 (c). 94. Landings on stairways Should have a dimension In the direction of travel equal to the width of the stairway but need not exceed 4 feet. Sec. tion 3305 (f). 95. Landings should not be reduced in width more than 31/•, inches by a door when fully o;cn. Section 3305 (f). 96. portion of stninvoys should have an I8asemenl approved barrier where continuous to uprer floors in an exit enclosure. Section 3305 (C). 97. 1 Vertical distances between stairway landinLt are • r I limited to 12 feel. Section 3305 (II). 93. t Nondrails Should be placed not less than 30 ' nor more than 34 inches above the Ifollies tread. Section 3305 (1). Two handrails are re• quired where stairways exceed 44 inches in width. 09. IGuaidrails for stairs• balconies, and landings should conform with Section 1714. Note that nlaximunl clearancr, between inlelmedlale rails I1 is 9 Inches. 103. 10pcnings in exterior walls within 10 feet of exlclior stairways should he protected will, Self closing three felltths4lour fire resistive as. selllhlles, Svchon 3,iO5 (k). 101. 'Enclosed usable spare under interior stairways ahmild Pe proterted on the enrlosed suie os rrqun,d lot onehnur fire n•sm4no cunslnrc- ltmll. t,rchnrl 330, (1). 102✓ Nor¢mdmslflJn exterior stairs are fa uucA. ■ 103. Exterior stairs should not project into an area (yards or courts) where wail upenulgs must be protected. Section 3305 (m). 104. Ono stave.,ay should extend to the roof. SCellon 3305 (n). It must be in a smakeprool encldsurd In buildings over 75 feel In height. Section 3309 (It). 105. Six-foot 6-inch rninimurn headroom clearance for stairways should he indicated on plans. Section 3305 (o). Note that this is from a plane fall - gent to the stairway tread nesings. JOG. Ramp slopes should nv, exceed one feet in ................................. feel. Section 330G (c) M. 107. Surface of ramps should be roughened or of nonslip material. Section 3306 (f). 108. Stairways should be enclosed as specified in Section 3303. 1' (a) One (bvo)•hour fire -resistive walls are re- quired. (b) Only exit doors are allowed to open Into exit enclosures. (e) Doors should be labeled one (one•and onc• half) -hour fire assemblies. (d) Exit enclosures should include a corridor on the ground floor extending to the exterior. rire•resistive construction Should be as re- quired for the exit enclosure, Including pa - Jetted openings. Only exit doors are per. milted to open into the corridor. (a) An approved barrier is required at the ground floor to prevent peop,e from acci- dentally continuing to the Imser level. (f) Usable space is not allowed under the stairs. 109. One exit from the building shotdd be a smovc^ proof enclosure complying with Section 3300. 110. Openings into exit courts less than 10 fee: wide should be protected with labeled 45•mtnute I-rc assemblies. Section 3310 (d). Xso see "aril court" definition 1n Section 3301 (c). Openings more than 10 feet above file court floor are exempt. ' I11. No openings other than required exits are per- mitted In exit passageways. The p3ssagcvays should be of ........................ •hour fire -resistive construction. Section 3311 (a). 112. Exit illumination and signs should be provided in conformance with Section 3312. 113: Aisle (cross aisle) In auditorium should have . minimum widths of ............................... Section 3313 (b). Section 3313 (a). _ 114. Oriole harde•are Is required on exit doors serving Group D occupancies h3vin8 an occupant Icad of more than 103. Section 3316 (a). In lieu of this, doors strip have no locks or ILIcheS. 115. ..1nin and side exits in Conformance with Sec. _ lion 3315 are required for U-7. (1) Occupancies. Section 3316 (a). 116. Corridors of Group C Occupancies 5hatdd havo a width required fly Section 33W plus 2 feet• but not less than G hoot. Section 3317 (e). 117. Each floor ibm•e or below the Clound poor level Ed Group C occupancies should have no Wes than two exit stairs. Section 3317 (c). 111). Lxd slants serving an mraglanl load of mmr,: than !u0 in a Group C Ocrupanty should how• a utinimum clear wuRli of b feet. Section 3317 (0. 119. Lvely tooth will an occupant load axcerdugt 300 Should hait mu of fit. exit,. Into a t.t ,,ualo