|
— METAL STUDS STAGGERED @
<br /> ' 8'-0" OC FOR ALL UNBRACED
<br /> ' � - � � - figure 2 Lateral Force Bracing�fgu��s 2 a„a s� � �/4" STRAIGHT RUNS OF WALL OVER
<br /> �ateral force Bracing
<br /> � M �" �
<br /> �US�ENL�EL7 CE1LtNGS � - � A � . � f r _ � • Ceilings constructed of screw-or-nail-attached gypsum board on 12'-0"- ATTACH TO STRUCTURE � ' � �_ _� �
<br /> one level #hat are surrounded by and eonnected to walls or soffits 1-1/2" META� FRAMING ABOVE W/ APPROPRIATE POWER ` �
<br /> ��� � DRIVEN FASTENERS .
<br /> � " � � ° ° � • �°°`���' �` � 45°°°'�= that ar� laterally braced to the structure abov�are exem t from
<br /> o- , '� p „_ .. 5/8" GWB BLOCKING STRIPS �
<br /> � . . . . ....... :
<br /> �
<br /> / S21SIT1tC d@Sl�tl f@CjUIFeYTl8f1tS. Sourr,e:ASCE 7-90 Section 13.5.6.2.2 Exception 2, •� �•
<br /> �� ASTM E580 Section 1.7 •'`:: .•...•• .• .
<br /> . . . . .�..._.., � —t2 gage . � '.. . ....�.: ;:: :
<br /> � � •� CONTINUOUS CEILING GRID-
<br /> � � LED WALL GRAZE LIGHfi DO NOT CUT * � '
<br /> * =� s SR�aYed • Ceifing areas of 1000 ft2 or less shall be exempt from later force •' :; � �
<br /> This document has been revised based on current Building Code'standards. In al!buildings, other than structures classified as 45°°�'� '• i,s�o„ess brace r �
<br /> �
<br /> 4- W«�$ bracing requirements. so�f�e.asrM Esso secrrQn z.s 6" CEILING JOIST , �
<br /> ess�ntiat facilities, suspen,ded cei6ings installed in accordance with the prescriptive provisions of the 401 document are � SUSPENDED CEILING • • . • '
<br /> deemed#o comply with fhe current building code interpretation. • Lateral force bracing is the use of vertical struts (compression
<br /> This dacument provRdes the IBC-2012 referenced standards for the installatian of suspension systems for acoustical lay-in c�oss tee Main beam
<br /> posts) and splay wires (see figure 2}. 5j8" GWB
<br /> cei(ings. Incorporation af this document will prov�de a more uniform standard for<installation and inspection.This document is • Lateraf Farce �racing shall be 12 feet on center(maximum}and
<br /> � FACE OF WALL FRAMING WALL PER WALL TYPE
<br /> designed to accompfish the intent of the Interr�ational Building Cade(IBG)with regard ta the requirernents for seismic design figure 3 begin no farther than 6 feet from walls.sQur�e:asrM�s�o seer�or,5.z.a.z �•_•
<br /> 12503 Bel-Red Road Suit
<br /> categary D;E and F for suspended ceiiings a�d reiated items. Unless supported by engineering, the suspension system shall be Maximum Recommended Len ths for • SeismiC s I
<br /> .. ... . ,...-`� �= e 101
<br /> g p ay wires are to be faur 12 gage wires attached to the � FINISHED CEILING PER SCHEDULE �
<br /> installed per theses�equirements anci those of the refierenced documents. Manufacturers'recommendations should be followed' Verticat Struts main beam. Wires are arrayed 90°from each other and 8t an
<br /> � Bellevue, WA 98005
<br /> • �
<br /> ..
<br /> where applicabae. angle not exceeding 45° from the plane of the ceiling. saUr4e:AsrM p 425 646 1818 f 425 646 4141
<br /> o . RECESSED LIGHT COVE PARTITiON HEAD & BRACING DET
<br /> ;: � . ��$o Se��;o�5 2 8 2 AI L
<br /> ( � �i2°EMTconduit upto 5��0° ; . 5 e i s m i c s p l a y w i r e s s h a l l b e a t t a c h e d t a t h e g r i d a n d t o t h e ,4
<br /> � ; _.._ _.T_ . __ ___-
<br /> -- �-
<br /> j � 3i4°EMTconduit i u P to��s° ; structure in such a manner that they can support a desi gn load of SCALE: 3" = 1'-0" SCALE: 3/4" = 1'-0" 2�07
<br /> � _..�_._�_._..____�__�m._ __�___w_ _-...._��. �r._._.___ . v=____� not less than 200 pounds ar the actual design load, with a safety
<br /> � i � i°�nn�r condu�t r �P tfl 9 9" ; factor of 2, whichever is greater(figure 6b}. so�,t��:cisca zane5 s-a MEfAL TOP RUNNER TRACK OR
<br /> ' ' • Power Actuated Fasteners (RAF's), when used for seismic �°_��� WOOD TOP PLATE
<br /> � � application as part of the prescriptive path in Seismic Design * PLAM DOOR W/ CONCFALED �
<br /> � Single 151a'metal stud(20 gage) ! up to�2'0" ; ' SUSPENDED ACP CEILING
<br /> � Cate ories D, E and F, shall have an (CGES a " HINGES - PLAM ALL ;
<br /> r ___ ___. __ _-----�__ ---__ _---__._ ___.__ -------� 9 pp�oval for seism�c
<br /> ; Back-to-back 15/s"metal stud ' up to�5�0�� ; applicatians and shall require "special inspeetion°' irrespective of o EDGES, TYPICAL ; t,1 NDERWOOD GARTLAND
<br /> � {20�a9e} ; ; the type of accupancy category the structure is in. PAF anGhors Q � � �
<br /> _ ___ �_ __ � , ;
<br /> � ' � CABINET INTERIOR OF LOW �
<br /> , sar,9ie 2�Z metal stud(20 gage) ! up to 13 6� � �or kicker wires (splayed wires installed far purposes other than � : �
<br /> • t D E V E L 0 P M E N T
<br /> ---- --- --- ---- --- -�------ � seismic restraint)are exempt from this requirement. sa�r��e:srare or ``' ; � ; PRESSURE LAMINATE (WHITE ' FRAMING
<br /> W MELAMINE)
<br /> � Back-to-b�Ck 2%z metai stud(25 gege) � u p to 15 0__� Oregon,Buildrng Cades Divisron w � � •
<br /> so�,r��:F�m�n�r a�„�o�;�,�p��artm�„r • Splay wires are#o be within 2 inches of the connecfiion of the SOLID BLOCKING P O B O X 3 5 13, B E L L E V U E, W A 9 8 0 0 9
<br /> Note:Ptenum areas greater than 15'0"wrll require engrneenng V@t#IG31 Stt'Ut f0 SUSp@C1C1�CJ C2llltl�. Saurce:ASTM E580 Sectron 5.2.8.2 �,., � — — WIRE PULLS, TYPICAL
<br /> GE.'Ct@Pa� R@C011lfll@IlC�1tIOf1S calcutatfons. w � •
<br /> • Rigid bracing may be used in lieu of splay wires.so�,r�e:asrM�5so "' `l' � ACOUSTIC INSULATION IN
<br /> • Referenced sources per hierarchy: 2012 international Building Code (IBC),American Society of Civi! Engineers figure 4a Section 5.2.8.4 CEILING
<br /> (ASCE 7-10),American Society of Testing Materials (ASTM C 635,ASTM C 636,ASTM E 580/E 580M}, and Attached Watt Malding Requirements • CeiEings with plenums less than 12 inches to structure are not
<br /> Ceilings and Interior Systems Construction Assaciation (CISGA). I R�. required to have lateral farce bracing. so�r�e:Panr�Rd s�rid;Rg oe�anmenr —GWB CEILfNG
<br /> • Partitions that are tied to the ceiling and al[ partitions greater than 6 feet in height sha11 be laterally braced to the wA + m�;m�me-,�, � Vertical struts must be positively attached to the suspension WALL PER WALL TYPES
<br /> structure. Bracing shall be independent of#he c�iling splay bracing system. sour��:asc��-10 s��t�on�s.s.s.� systems and the structure abave. so�,r��:,asrM ESSG seox�o�5.2.s.2
<br /> � Fo�further information on bracing of non-load bearing partitions refer to NWCB Technieal Document#20Q-501. a '.o Q� • The vertical strut may be �MT conduit, metaf studs or a proprietary
<br /> • All main beams are to be Heavy Duty(HD). so4��:,�srM Esao se�t�on 5.r.� .., �omP�eSs�o� poSt csee f�g����>. CAB I N ET OVER R EFR I G ERATO R C EI LI N G Q T01 LET R40 M
<br /> • Ceilings less than or equal to 144 ft2 and surrounded b y walls connected to the st r u c t u r e a b o v e a r e e x e m p t f r a m � ��� 9
<br /> the seismic design requirements. sour�Qasrn,r�ssose�rro„�.a Y{��,�,� �-�' �`0.��` Wc'lII MOICJIt1gS (figures 4a and 4b) S C A L E: 3 f 4" = 1'-0" 2�0 7 � O SCALE: 1-1/2" = t'-0" 2�Q7
<br /> • These recommendafions are intended for suspended ceilings and related `0. • Wall moldings (perimeter closure angles}are required to have a 6»
<br /> components in areas that require resistance to the effects of earthquake motions. horizantal flange 2 inches wide. C?ne end of the ceiling grid shall CEILING PER FINISH SCHEDULE
<br /> Source:ASTM E580 Section 3.2 �i9ure 4b be attached to the wall molding, the other end shafl have a 3/4 inch 1'-1"
<br /> Unattached waH Molding Requirements clearance from the wall and free to slide. sour�e:�srM�seo se�r,on s.z.2,
<br /> • AIi wire ties are to be three tight turns around itself within three inches. Twelve gage T se�r;p�5.2.s � ,-
<br /> Hanger wire spaced 4 foot on center(figure 1}. sou��e:asrn�csss s��rron 2.3.a maximum 3" �� INTERIOR WALL PER WALL IYPE
<br /> ������ � �� l' • Where suastantiatin documentafion has been rovided to the . .� , �
<br /> _ �
<br /> � "w%mume�Z�"" g � ° _� � MELAMINE SHELF ON KV SHELF . ;
<br /> • Changes in ceiling planes wi{I require positive bracing. sou��e:asrM Esso seor�an s.z.s.s WA�� local jurisdiction, perimeter clips may be used �o sa#isfy the � e � SUPPORTS ; ' EXISTING CONCRETE WALL PANEL
<br /> ` feqlllC@Ill@ntS f0�'t�1@ 2-1�}C�1 Cf�SUt'8 atl��E,'. Source:State of pregon,Bur)ding z �- t �
<br /> � � � ��o a��,�,be,o� O a � , _ �
<br /> �hers��b�e Codes Divi&ion
<br /> PLAM DOOR W/ CONCEALED =,, ALIGN FACE OF FRAMING WITH
<br /> � ��. S�1emre4��t� > � ° HINGES - PLAM ALL EDGES, `�' 3 EDGE OF WINDOW
<br /> k�eppermeier . The rid shall be attached at two ad aeent walls w � �
<br /> figure t m;m�, ��from g � j (pop rivets or
<br /> / 3�4�,",9mm, ,P�ead,Flsa�� � TYPICAL ��'°,._..�'J
<br /> a=��adwa��s � � a roved method w
<br /> Z;�mm, �� a pp ). Soffits extending to a point at least level e e .. . _m__�_�� �'
<br /> PA�E� QF 4 � '0�,0. with the bottom plane of the grid and independently supported N � � — CABINEf INTERIOR OF LOW { �� #� i ` EXISTING WINDOW SYSTEM
<br /> and laterally braced to the structure above are deemed to be � � PRESSURE LAMINATE (WHITE rI �`��--� !
<br /> � s • • s s . ,
<br /> ' - a . . , , �{� !��' � i
<br /> �F��u;.� N . .
<br /> � ��B MELAMINE) �--� ,�.�;=. ;
<br /> PAG�20F4 � �� � j
<br /> ADQUARTERS OREGON �
<br /> �u^�,��i�R<c r�;r3��1�REAu 2825 Eastlake A.ve E Ste 350 i Seattle, VVA 9E3102 tel 50 5-295 0333 = � ' i SEALANT
<br /> - -
<br /> � tel 206-524-4243 � email mfo(a�nwcb.org email oregon(�nwcb.org ' � s � ` ` . • . ' • • • =-raok�tiw=sr w�a�� 4��o c��,�.fnr,��rz�au `n� — � (j ,1 } z
<br /> i ,l WIRE PULLS, TYPICAL � ,
<br /> �r��,�z,r-�vsdF�, vu,4��a��cE,uN��uaE�u � � d-Q [ i� �, e
<br /> ° !i � g
<br /> � j' fi
<br /> . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
<br /> 14 �PICAL UPPER CABINET � 5 TYPICAL W1�1DOW HEAQ JAMB SIMILAR
<br /> SCALE: 3/4" = 1'-0" 2�07 SCALE: 3" = 1'-0"
<br /> 2'-0" N 6„
<br /> � �
<br /> �
<br /> PLAM COUNTER & BACKSPLASH
<br /> � ;
<br /> - FIXED PANEL CONTINUOUS SEALANT :
<br /> figure�ia � � � � � � � � � �
<br /> � 5� 9� ALfGN FACE OF FRAMING WITH 3 g 20 17 CITY COMMENTS
<br /> @C�UIVBIetlt t0 WaIIS. Sourcer State af Oregon,Building Codes Dr`visron,ASTM E580 Secfion figure 7 • The layaut and location af the seismic separation � � - � --.�E E`;_ - ' B07TOM OF CONCRETE R.O.
<br /> pvmD tiP
<br /> 5.2.3,Secffon 5.2.8.7 joint shall be per the designer of record and noted on � � 2 ` 9 19 17 TENANT REVISIONS
<br /> / the lans. If a seismic se aration oint is re uired b o WIRE PULLS, TYPICAL � --- - �' WINDOW SYSTEM
<br /> Spreader Bars�rg�re ab� , p � i q � � � :
<br /> 3
<br /> � the desi ner the desi ner ma use the eneric oint � � ,', 1 6 30 17 PERMIT SUBMI�iTAL
<br /> g � g Y g 1 �, —PLAM DRAWER FACE W/ FULL '� '� �� '
<br /> . ; .. .. ...,. .
<br /> � .. .. . � ..:.,.
<br /> • Terminal ends of main runners and cross members shall be#ied •• • '•• •� � }•����� �_-_=:- -�� � __ ,�
<br /> - -- �__�._
<br /> t . � �. e#ai ed in this daeument or a proprietary joi�t. The N EXTENSIQN STEEL ROLLER '"� _ �' - -., issuE No. onrE ITEM
<br /> � ..: `�.�..��_ . .��_W_._.� �'
<br /> toget er or have some other approved means#o prevent their ; �i" f' amount of free movement(gap design}shall be a � GUIDES. PLAM ALL EDGES, TYP.
<br /> =-� ..' �,,r.__�._y � � _�� _--=� INTERIOR WALL PER WALL TYPE
<br /> -�.��a,.—.
<br /> spreading. Stabilizer bars, cross tees or other means to prevent � "� minimum of 3/4 It1Ch.Source:Scareoro�ego�,,e����;n�coaes�;vts,on � � �
<br /> spreading shall occur within 8 in. of each wafl. so���E:,asrM�Sso se�r�o»s.2.4 v � T � �Fla,�ee , . _ � CABINET INTERIOR OF LOW � �_.�.----- �-�-- �} ,� CONCRETE WALL PANEL
<br /> �j (n lieu of seismic separation jaints, the ceiling may be PRESSURE LAMINATE (WHITE . ;��------- p___� � � ' ' • • ' � '
<br /> - - — • Spreader bars are not required at perimeters where runners are �_ 3,,. ; Jl Pop \
<br /> minimum 'Cr Rlvet �
<br /> attached directly to closure angles. divided into areas less than 250Q square feet by the use � MELAMINE) ': ; ---�---�, { ;
<br /> • Spreader bars are not required if a 90 degree intersecting cross or main • Terminals or serviees weighing 20 Ibs. but not mare of partitions or saffits as fallows: partitions shall extend a 3 �/2��� '"' ���� � ' �� i
<br /> figure 5b•Countersloping RUBBER BASE, TYPICAL �`�"� -�-----'f � � D i g ita 1 ly
<br /> is within 8 inches of the perimeter walf. than 56 ibs, shalf have, in addition to 5.4.1, two 1�gage minimum of 6 inches above the level of the plane of the
<br /> • Where substantiating documentation has been provided to the local wires connecting them to the ceiling system hangers or grid and shall be independently braced to the structure 34�� S I N K CAB I N ET W P U LL—0 UT S H ELVES TYP I CAL WI N DOW S I LL GWB
<br /> 3��T8�' ` urisdiction the structure above. These wires may be siack.sou��� abave. Saffits shall extend ta a 20 sig ned by
<br /> /f � � j , perimeter cfips may be used to satisfy the requirements for point at least level wi#h
<br /> �� spreader bars. saur��:srar�ar ore�on,Burlding Codes Divisron asr�n�5s�se�rfon s.a.z the bottom plane of the grid and shall be independently � 9 SCALE: 3/4" = 1'-0" 4/14 SCALE: 3" = 1'-0"
<br /> 7� 4 REGISTERED
<br /> <5�`@�e 45°ange� • Terminals or services weighing more than 56 Ibs. shalf supported and laterally braced to the structure above. RG�I7 d B rown
<br /> � `_ � Hanger (Suspensionj Wires frgures5aa„�5b� be supparted directlyfrom the structure above by so�r�e:s�arevro�gQ��u;,drngcoa�SD,�;�,o,,,,asrr�Esaose�r�on5.z.s., 2'-0" �, 1" 2°_p^ ARCHITECT y
<br /> �-`-��--�� . approued hangers. sour�e:asrMESso se�rron s.4.3 � �,�----_____.__ Date.
<br /> Hanger and perimeter wires must be plumb within 1 in 6 unless(figure 5a} � 1' P-LAM COUNTERTOP &
<br /> countersloping wires are provided(figure 5b}. sou����asrnncssssE�rro�,z.�.a Sprinkfers � PLAM COUNTER & BACKSPLASH FASCIA. PROVIDE 2" GAP AT
<br /> COUNTER ENDS. NO RAN ALL LEE BROWN
<br /> Seismic Separatian Joints �s�gure>> STATE OF WASHINGTON 2017.�9.20
<br /> • Hanger wires shall be 12 gage and spaced 4 feet on center or 'I O gage g g q • For ceilings without rigid bracing, sprinkler head — WIRE PULLS, TYPICAL � � BACKSPLASH.
<br /> spaced 5 feet on center. soureE:asr�r esss seer,on z.r • For ceilin areas exc�edin 2 500 s uare feet, a penetrations shal1 have a 2 inch oversize ring,sleev�or C � /
<br /> seismic separation joint or full height walf partition that � i 14.� 7.32
<br /> figure 6a • Any connection device at the supporting construction shaN be capable adapter through the ceiling tile to allow free movement of -- -
<br /> of carrying not less than 100 pounds.sourGe:c�sca Zones 3-4 breaks the cciling shall be provided unless analyses �, � 2 x 3 STEEL TUBE SUPPORT
<br /> Verticalhangerwireattachment are performed of the ceilings bracing system, closure at least 1 inch in all harizontal directions. Flexible head � � - -� � '
<br /> • Powder Actuated Fasteners (PAFs}are an approved method of angles and penetrations to provide sufficient clearance. design that can accammodate 1 inch free movement shall - - — � 1 � � � '�7 0�
<br /> (� p � _ _ � (4) ANGLE 4x3x.1875 BY 3"
<br /> Shot-in anchor �,]3,4� attachmsnt for hanger wires.sour�e:srare of or�9a�,auaam�caae$or�rsro„ s�ur��:as���-10 se�rlo�,�s.5.s.2.z� be permitted as an alternate. sdUrG�:asr�r��ssa seCean s.z.a.5 � �
<br /> stNctu�a�cfl�t� � , � � —PLAM DRAWER FACE W FULL � I
<br /> 5�$� Terminal ends of each main beam and cross tee must be supported � — � �, ( LONG SUPPORT BRACKET EVENLY
<br /> �eiling clip max. within 8 inches of each wall with a perimeter wire (see figure 4 & 5 a). ' � N EXTENSION STEEL ROLLER I SPACED � � � � � ' •
<br /> Source:ASTM E580 Section 5.2.6 Glossary for this Docut�ent (regional terminalogy may vary)
<br /> � GUIDES. PLAM ALL EDGES, TYP. � INSULATED COVER PER
<br /> 3t�ms Wires shall nofi attach #o or bend around interferin materiai or ANSI A117.1
<br /> � g - CABINET INTERIOR OF LOW
<br /> ven��a�nange�w��e -�-..- equipment.A trapeze or equivalent device shall be used where ' N PRESSURE LAMINATE (WHITE � � U GJ 63—Fed Ex TI
<br /> CR�SS TE�S The cross member that interlock with the rnain perimeter ends gf an accoustica!ceilir�g grid. � MELAMINE)
<br /> obstructions predude direct suspension. Trapeze suspensions shali beams,also'known`as crass runners or eross T-bars. '-
<br /> be sized to resist the dead load and lateral forces appropriate for the P��ta�n��'�R cLSPs Praprietary angle bracke�attach�d directly 3 1/2" '�'
<br /> figure 6b seismic category. sour��:asrnn E�so se�r,o��.2.7.a Q��'�us�R A circular ar rectangular meta! grill used for the 'to the wall moldingtclosure angle which�flows for'l4":mave- RUBBER BASE, TYPICAL BASE AS SCHEDULED 7301 H a rd eso n Roa d
<br /> passage of air from a d�acted system. , ment in the event af seismic activity and interiocks properly ' 34" BAS Everett WA 98203
<br /> S{�layed seismic bracing wire attachment E,e�tr���, f�Xt�r�� �����T,��s��u,�������,���A�y �U�,�;��5 d�$�gn�d to b� ��th�nd��f gr;d S�Ste�,. E CAB I N ET W P U LL—0 UT S H ELVES CO U NTER WITH P E R I M ETER GAP �
<br /> d""-'"�Xpa"S'°°a�°n°` '�-' • Light fixtures weighing less than 10 pounds shall have one 12 gage ���� by pubEic agenc�es as a fire station, police station,emer- PEaam�z��z w�rt�s Ha�ger wires placed within eight inches of 2 4 _ _ 2 '�J
<br /> —"�-� geney operations center,State Patrol office,sherif�'s o�ce,or the surrounding walls. SCALE: 3/4" - 1' 0° 4/15 SCALE: 1° = 1'-0" 4/14
<br /> � �,Se hanger wire connected from the fixture to the structure above. This wire emergency communication dispatch center.
<br /> Structural coRcrete � . �. . �
<br /> Steel strap 1"wide x 2"long x rnay be sfaek. source:asrn�€�aQ secr�on�.3.4 F���NUM The space above a suspended eeiling.
<br /> �2 9ag�m""m""' Light fixtures weighing more than 10 pounds and less than 56 Ibs. shall �R���fi�����beams and eross tees of the suspension system. • � � •
<br /> � � St�ACK W�F�E A,12 gage wire that is not tight or taut.
<br /> 3 tums ! have two 12 gage wires attached at opposing corners of the light fixture to �aN����a�€e 10 or 12 gage saft annealed wire used as pri-
<br /> Splayed seismic bracing wire the structure above.These wires may be slack. so�,rce:asTM��aQ secr;on s.s.s mary support for the grid,system;Also called suspension wires. SPREA�ER or SF�ACER!BAR A bar with natches to prevent#he'
<br /> suspension system from separating, also caEled a stabilizer
<br /> • Light Fixtures weighing more than 56 Ibs. shaN be supported directly �A�rE�t�a��t�r�c���,�c���The bracing method used to prevent bar.
<br /> from the structure above by approved hangers. souroe:asrn�r€58o seor,on s.s.s cei�ing upli�t or restrict lateral-movement during a seismic event.
<br /> RELEASE FOR: PERMIT
<br /> Lateral force bracing consists of vertical struts and splay wires. �p�-AY W[REs Wires instafled at sn angle rather than perpen- TiT�E: ��R�OR ��.�LS
<br /> � • Pendant mounted fixtures shall be directly supported from the structure dicular to the grid.
<br /> f above using a 9 gage wire or an approved aiternate suppart without nnAFt�sE,ar�The pr��nary suspension member supported by '
<br /> � using the ceiling suspension system for direct support. sa�r�e:asr�r E,sso har�ger wires,alsa known as fhe main runner,carrying tee, �/ERTI�A�.�TR�lTS Th�rigid vertical rnember used in later-
<br /> � al force bracing of the suspension system.Also known as
<br /> � Secfion 5.3.7 carrying runner or mains. compression pasts,seismic pods,seismic struts. Common
<br /> � • Tandem fixtures ma utilize eommon wires. �EsicNEo BY: DRAWN er:
<br /> ; Y t�Ot:[�lNG1Gtt�SURE ANGI..E A lighf gauge metal angle or chan- materiafs are efectrical conduifi(EMT}, metai studs or propri- ;
<br /> ne!fastened to the perimeter wal6 ar partition to support the etaf�/pfOdUCiS. REVIEWED BY: APPROVED BY:
<br /> � Mechanical Services
<br /> ' • Terminals or services�vei hin less than 20 Ibs. shafl be s±tivel attached �nre OS 27 16
<br /> � g � Y The NYVGB has been serving the construction industry for over forty years.It is recognized as a technical aufharity,educ,ational body and spokesperson for the wall and ceiling
<br /> � to the ceiling suspensian main runners or to cross runners that have the industry.it provides services to architects and the constructia�community on aif matters relating to the diversified wall and ceiling industry.As the industry's development
<br /> w and coordinafion organization,the NWCB saw the need to establish a document to provide clarification and the intent of NEHRP(National Earthquake Hazards Reduction
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<br /> S�Clle Cc']t'[')/ICIf�Cr��3�C1�/aS tIl£.'C1l�Itl fUtl(12CS. Source:ASTM E580 Section H.4.1 Program)an agency of FEMA(Federal�mergency Management Agency).It is meant to serve as a set of recommendations and is not intended fqr any spec�fic construction
<br /> � project.This technical document is to serve as a guideline and it is not intended for any specific construction pro}ects.NWCB makes no express or implied warranty or
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<br /> PAGE 3 OF 4 guarantee of the techniques,construction methods or materials identified herein. PAGE 4 OF 4
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