1500 52ND ST SE 2018-01-01 MF Import

� 83.� �.. 85.' 86.' 67. sa. 89. B A floor or landing nut morc than 1 inch below the threshold is required on cach side�of an exit door. Seclion 3303 (h). Doors should not proicct nore llian 7 inches in- to the required corridor wiclth when fully opened or morc than onedialf into thc required eorridor widll� when ir any position. Section 3304 �d) . .......................................................... Revoivine (sliding) (overhead) doors are not per• mitted as exit doors. Section 3303 (f). Exit �!^^'s should provide immediale access to �� an approved means of egress. Section 3303 (g). Exiling through another room does not compiy. ICorridors should have a minimurr� width of 44 inehes. Section 330A (b). Corridors serving nonambulatory persons should � have an 8�foot minimum width. Section 3318 (c). �lirtiited o 20 feeta5ectiond3304 �}��conies are Walls and ceilings of corridors sfiould be of one• Ihour tire•resistive construction. Section 3304 (g). An architectural section through tha corri• dof is necessary to detcrmine how this is aecompli�hed. 90. IExterior exit balconies cannot project into an area vrhere proteUed openings arc required due to location on property. Section 3304 (i). 91 , I tected as specificdt n Sect on53304 �h�be � pro� 92.' Stairway ..........:............................... should have l� a mm�mum width of .................... inches. Trim 3% in hes�' nto� lhe required� w dtii.� Section 93. 94. 96. 97 Ris^_rs on stairways should not exceed 7�/z in�:hes and runs sliould not he Iess than 30 in:iies. Seclion 3305 (c). Landin�s on slairways should liavc a dimension in the direclion of travel equal to the widtli of the slairway but neeA not exceed 4 teet Sec- tion 3305 (f). - �Landings should not be reduced in width more than 3�/� inches by a door when fully open. Secticn 3305 (f). ' Basement portion of stairviays should have an approved barrier vrhere conlinuous to upper 1loors in an exit enclosure. Section 3305 (G1• IVerticai distanr.es betw.^en stairway IandinE� are limited ta 12 feet. Section 3305 (h). iHandrails should be placed not Icss than 30 inches nor more than 3A inches above the trcad. Seclion 3305 (i). Two handrails arc re• quired wl�cre stairways ezcecd 44 inches in widlh. 99.'iGuardrails for stairs, balconies, and IandinGs shoWd tonfurm with Section 1714. Notc that - mazimum clearance belwcen inlemiediate rails is 9 i�clies. ,00.`IOpenin�s in calcrior walls �vithin ]0 tcet of Iexlerior sWirv�ays should bc protecled with sclbclosin� thrco-burtlis�hour fircaesistivc as� semblics. Section 3305 (I:). 101.'I Encloscd us:�btc spocc undcr interior stnirviays shoulJ be prolecMd on Ihc cncloseA side as required for one�hour firo-resisUvic eonstruo �lion. Section 3305 (I). 102. Noncombuslible ealenor stairs arc requircd. Seclion 3306 (m). M . � �.. , . � -_ 103.� Exterior slairs should not Uroject into an area (yards or courts) where wall openings musl be protected. Section 3305 (m). 104:- �One stairway shoWd extend ro the �onL Section 3305 (n). It must be in a smokepmof enclosure in bwldinGs over 75 fcet in hci�ht. Section 3309 (b). L05!� S;x-toot 6�inch minimum headroom clearance for stairways should 6e indicateC on plans. Sedion 3305 (o). Note that this is irom a plane tan- ger.: to the stairv+ay tread nosings. 106:� Ramp slopes should nuc excecd one loot in _____.......... TeeL Section 3306 (c) (d). 107f Snonstip mate al. Seotion 3306u�"ened or ol a 108:� Stairways should be endosed as specitied in Seclion 3308. (a) One (tv+o)•hour fire•resistive walls are re� quired. (b) Only exit doors are allowed to open into exit enclosures. �. (e) Doors should 6e labeled one (onc•and�one• halQ�hour fire assemblies. (d) Exit cuclosures shnuld indude a corridor on the ground floor e�ztending to lhe exterior. Fire•resistive cons'.ruction should be as r�� quired for ;he ezi�. enclosure, includins p'u• teded openings. Only exit doors are per- mitted to open into the corridor. (e) An approved barrier is required zt the d ntaldlyfcontinuin� to tne low 1ete��m acci- (t) Usable space is not allov,ed un0er the stairs. Ill: 112.' 113: 114." 115: 116.� 117.� I 1 B: 119. One exit from the building shouio 6e a smoke- proof enclostue complyin� with Section 3309. Opeaings into exit courts Iess than 10 fect widc should be protected with I�beled 45•minute fire assemblies. Section 3310 (d). Also see "ezit mo e than�nl0 feet above the court �loor� a�re exampt. No openin�s other than required ezits are per• mitted in exit passageways. The passageways should be of ........................ �hour firt�resistive construction. Section 3311 (a). Exil illumination and si�ns shouid be provided in eontormancc with Sedion 3312. Aisle (cross �islel in auditorium should havc a minimum H� dth of ............................... Section 3313 (b). S:ctian 3313 (e). ��anic hardware is required on exit Aoors serving Group Q Occupancies havinC an occupantload of morc than ]00. Sedion 3316 (a). In lieu ot this, doors shall have no locks or latch:s. :dain and side exits tn conformance witlt Sec• tion 3315 are required for F3•2 (1) Occupancies. Seclion 3316 (a). Corridors of Group C 9ccup�ncies sho:dd have a width requimd by Section 3302 plus 2 feeL 6ul nol Icss than 6 feet. Section 3317 (e). Each tioor abovc or bclow thc C��und Iloor :�vel of Group C Occupancics shoul.l havc no Icss then two exit slairs. Sectian 3317 (C1• _ Exit stairs servinG �n ocwp:�nt load of more than 100 in a Group C Occupancy should havc a minimum dcar widlh of 5 fcet. Section 3317 �, i�). ` Cvery room with an occupant load exr.eedin� 300 should havc one of its exits into a sep�r�la exit syslem. Section 3317 (b).