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2811 WETMORE AVE 2016-01-01 MF Import
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2811 WETMORE AVE 2016-01-01 MF Import
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Last modified
5/1/2017 8:26:51 AM
Creation date
3/9/2017 1:14:30 PM
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Address Document
Street Name
WETMORE AVE
Street Number
2811
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e <br />FIELD TECHNICAL INFORMATION <br />Application recommendatiens for work at the wall or eeiling <br />Suspension Systems for Acoustical Lay-in Ceilings <br />Seismic Design Categories D, E& F <br />This document has been r�vised <br />Uased on current Building Code <br />standards. In all buildings, other thar <br />slructures classiiied as essenlial <br />facilities, suspended ceilings install� <br />in accordance with the prescriptiv� <br />provisions of lhe 401 document are <br />deemed to comply with the currenl <br />building code interpretation. <br />This document provides lhe IBG20( <br />referen�ed standards (or the <br />installation of suspension systems <br />for acoustical lay-in ceilings. <br />Inwrporetion of this document will <br />provide a more uniform standard <br />for installation and inspeclion. This <br />document is designed to accomplish <br />tLe intent of the Internalional <br />Building Code (IBC) with regard <br />to the requirements for seismic <br />design calegory D, E and F(or <br />suspended ceilings and related items. <br />Unless supporled Ly engineering, <br />the suspension system shall be <br />installed per these requiremenls. <br />Manufacturers' recommenda!ions <br />should �e followed where applicable. <br />NORTHV9EST 11'A�I. F. CH;JN(i �US'@AU <br />General Recommendalions <br />• Referenced sources per hierarchy: 200916C (Intemational Buildmg Code). <br />American Society ol Testing Ma�erials (ASTM C 635, ASTM C 63G, ASTM <br />E 580/E 580M�, American Society ol CivJ Engineers (ASCE 7-05) and Ceil- <br />in�s and In�erior Syslems Constmction Association (CISGA). <br />• Partilions thal are lied to tiie ceiling and all partitions greater than 6 feet in <br />height shall be lalerally braced to the slructure. 8racing shall be indepen- <br />dent ot the ceiling splay 6racing sys:'m. �����:.�� n�cr r��� �.��;i ��� ��.s.u.+ <br />• For further inlormation on bracing of non-Ioad hearing partilions refer to <br />NWCB technical document N200•501. <br />• All main beams are to be Heavy Duty (HD). e..:��.�.:�, A,cc ��cs �«c��,� iz'�.r,.�.:., : <br />• All cross tees shall be capable ol carrying the design load without exceed- <br />ing deflection equal ta 1/360 of its span. �.�. ��.�� ��-c':.%� -:-������ ��� � <br />hywe t <br />• These recommendations are intended <br />for suspended ceilings including grid, <br />panel or �ile, light fixtures and air <br />lerminals weighing na mare thc 4 Ibs. <br />per square fooL ,-:..., .sc i. --:%....- �.. <br />��sei <br />• All wire ties are to be three �ight tums <br />araund itself within threz inches. Twelve <br />gage Nanper wire spaced 4 loot on cen- <br />ler;figurel�..<=.,:�.ns;vcra�: �..._... <br />• Changes in ceiling planes will require <br />positive bracing. <br />__.�.� ,._c�.-..,i.-sr�.. <br />SUSPENSION SVSTEIdS FOR ACOUSTICAL LA1'-IN LEILIN6S �I� � <br />� I �, <br />I <br />
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