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� <br /> ,' <br /> � <br /> / <br /> � t� . ���:'tt <br /> �ir�' ! �. <br /> m <br /> ay � <br /> ay y Robert �uCCerfield & Associates AIA <br /> t. Iday Fl, 1990 <br /> y �y H Page Two <br /> � H� <br /> � y H 7. Walls and ceilings of corridors are required to be of 1-h62 <br /> � z� �� fire-resistive construction. Section 3305(g)- An architectural <br /> py c section through the corridor is necessary to determine fiow this is <br /> ac`comp1i3t5eZ1.--- <br /> �.�g �� 8. Interior openings into co:ridors are required to be protected as set � <br /> forth in Section 3305(h). Self-closing or automatic closing <br /> � y� twenty-mi.nute rated door assemblies properly gasketed should be ' <br /> �..x3 provided. Other openings are limited to 1/4 inch thick wired glass <br /> g �' set in steel frames, and shall not exceed 25% of common wall. � <br /> H <br /> ndy f <br /> � t�r 6/C 9. Enclosed useable space under interior stairways is required to be <br /> � y y protected on the enclosed side as required for 1-Hr fire-resistive ; <br /> y o y construction. Section 3306(m). <br /> 10. Fire dampers should be installed in the following locations as per <br /> Section 4306(j). <br /> e�GG <br /> a. Ducts penetratin9 the ceiling of fire-resistive fl.��r-ceiling or <br /> �ax roof-ceiling assemblies. <br /> __ ha�- <br /> � b. Ducts penetrating fire-resistive elements of fire-rated corridcr <br /> "`�� walls. See exceptian for steel ducts with no openings into <br /> corridor. {��5-�- 'rso�Q, F�-�15 a �GGt��S <br /> R�. ( 11. Gypsum board or plaster ceilings in conjunctiun with t'ire-resistive � <br /> � d/� assemblies should be supported at intervals not exceeding 16 inches. <br /> I'- �"j <br /> Item 13, Table IJo. 43-C (see also Footnote a). <br /> " '"' 12. Exit doors should be openable from the ir�side without the use of a <br /> key, special k�owledge or effort. See exception fez allowing <br /> � pf� key-locking hardware on the main exit of Grnup B, Division 2 <br /> .k. „� Occupancies. SurPace mounted flush or surface bolts are prohibited <br /> (R-3 occupancies excepted). Automatic flush bolts are allowed on <br /> pairs of doors provided the door witli the flush bolt has no knobs or <br /> E�' ! � surface mounted hardware and the unlatching oP any leaf requires only <br /> ' a single operation. Section 330�i(c). <br /> �"' � �f� 13. The length of the landing measured in the directior, oi' travel should <br /> + -,� not be less than 44" Section 3304(j). <br /> pK 14. Exit corridors should not be interrupted by intervening rooms. <br /> Section 3305(a). <br /> � 15. Dead end corridors are limited to 20 feet. Section 3305(e). <br /> � <br />