1502 WALL ST 2018-01-01 MF Import

_ . .. . _ . _. 82. A floor or landing not more than 1 inch below the thresholG is required on each side ol an ezit door. Section j303 (h). 83. Ooors should not project more lhan 7 inchr.s in• to Bie required corridor wiJth when fully opened oi more than one�hail into the require0 corridor widLli when in any position. Section 3304 (d) . .............:............................................ 84. Revolving (sliAing) (overhead) doors are not perv mitted as e�it doors. Section 3303 (p. 85.� Exit doors should provitle immediate access to an approved means of egress. Section 3303 (g). Eziting through another room does not wmNly. 86. Corridors should have a minimum width of 44 inches. Section 3304 (b). 87. CorriAors serving nonambulatory persons should � have an S�loot minimum width. Section 3318 i�i• 68." Oead end of corridors and ezit halconies ara imited to 20 feet. Section 3304 (f). B9. Walis and ceiiings of corridors should be of one• hour fire�resistive construction. Section 3304 (g). An architectural seUion through the corri- dor is necessary to tletermine how ihis is eeeomplished. i0. Ezterior ezit balconies cannot projed into an area where protected openings are required due to location on property. Section 3304 (i). �91. Inlerior openings into corridors shouid be pro� tected as specified in Section 3304 (h). ,. �92. Stairway .......................................... should havc l. . , a minimum width of .................... inthes. Trim and hanArails should not project more than 3�/� inches into the required width. Section 3305 (b). '93. Risers on stairways shouid not exceeA 7�/2 inches and runs should not be less than 10 inches. Section 3305 (c). '94. Landings on stairways should have a dimension in (he direction of trave� equal to the wiAth of the stairway but need not exceed 4 feet. Seo tion 3305 (q. . 95.'I Landin�s shouid not be reduced in width more Ithan 3y� inches hy a door when fully o�en. Seclion 3305 (f). 96. Basement portion of stairway, shouid have an approved barrier x�here Con�inuous to upper � ilcors in an exit enclosure. Section 3305 (g). 97. Vertical distances bctwcen stairway Iandin�a are limited to 1� tcet. Settion 3305 (h). 98. I�Hendrails should be pt�ced not less than 30 inches nor more than 34 inches above the ircad. Section 3305 (i). Two handrails are re• quired where s�airways exceed 44 inches in OI. 02. Guardrails for stairs, balconies, and landings should ronlorm with £ettion 1714. Notc that maximum dearanr.c bclwcen intermeAiate rails is 9 i��;hes. Openinps in extcrior walls within ]0 tcet of exfcrior 5tairways shoultl be profecled with Sclf-closing Ihrco-lowths�hour firc�resistivc as semblics. Seclinn 3305 (k). Enclosrd Usablc spacc undcr intcrior stairviays shoul�l be protecicd on Ihe cn[losed siAe as rcquimd lur nnrhour lim�irsislrve construc lion. Sc[timi 3305 (I). Noncombusliblc ezlcrior 5�airs are required. Section 3305 (m). . - . - .•. .- - .- = - ---.,.`a . • . � � • /S e :; G�J . ' 103: � Eatcrior stairs should not project into an area (yarda or courts) where wall openings musl be protetted. Section 3305 (m). 104: One stairway shoWA extcr.d to Ihe root Sedion 3305 (n). It must be in a sm�keproof enciosure in buildings over 75 feet in helghL Section 3309 (b). 105. Six-foi.t 6�inch minimum heatlrocm clearance for stairways shouid be inaicateC on plans. Section 3305 (o). Note that this is irom a plane tam ,gent to Ihe siairway treaE nosinys. 106. Ramp slopes should not exceed one foot in .� ............................. feet. Section 330G (c) (d). Surface of ramps should be roughenetl or ol a �nonslip material. Section 3306 (f). Stainvays should be enciosed as specifietl in Seclion 3308. " (a) One (ttio}�hour fre resistive wans are rt- quired. (b) Onty exit doors are all�wed to open into ezit enclosures. (c) Doors shouid be labcled one (one�and�one• half)�hour fire assemblies. (d) Ezit enciosures shoulA include a corridor on the ground floor eztenGing to the ezterior. Fire�resistive construction shoulG be as re• quired tor the ezit enclosure, including pro� tected openings. Only exit doors are per• mitted to open into the tcriidor. (e) An approved barrier is required at the Eround floor to prevent people from atti• Aenfaliy continuin� (o the lower level. (f) Usatle space is not allowed under the stairs. 09f Une exit irom thc buildinG <hould be a smoke- roof enclosure complying with Section 3309. � ]0.- Open;ngs into ezit courts Iess than 10 feet viide shoultl be protected wrth ia6eled 45�minutc fire assemblies. Section 3310 (d). Alsa see "eKit � court" dMinition in Section 3's01 (c). Openin�s more than 10 feet above the court floor are ezempt. 11. No operings other than requiiad eaits are per• mitted in exit passageways. fhe passageways should be of ........................ .hour tire�resistive ' consWction. Section 3311 (a). 12. Exit iltumination and signs shouid be provided in tonlormance with Section 3312. � 115: 116. 117.' ]I8: 11 A: Aisie (cross aiste) in audilorium shouid have a minimum wiUth oi ............................... Se[tion � 3313 (b). Section 3313 (e). �anic hardMare is required on exit Aoors serving Group 0 Occupancies havin� an occupant loatl of more than 100. Section 3316 (a). In lieu � M this, doors shai� havc no locks or latche.. i.7ain aod side exits in conformance with Seo tion 3315 are required tor B�2 (1) Occupancies. � Section 3316 (a). Corridors of Gioup C Occupanties shoidd have a wiAth required by Setlion 3302 plus 2 feet, but • not less Ihan 6 IceL Section 3317 (e). Eath Iloor above or bclow ihc ground Ilnor Icvel of Group C Occupancies shoWd have nu less �� than two ezit slairs. Section 3317 (�). Eait stairs serving an occupant bad o( more Ihan 100 in a Croup C Otcupancy should h�vc , a minimum clear width of 5 IeeL SecUon 3317 Lvery room wdh an nccupant load exr.eedh�� 300 shoWd havc anc cf iL• eKits inlo a xnpaiaic exit system. Section 33ll (6).