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architecture <br /> � � � <br /> Guide SpeClfiCations 3.4 When the structure from which the ceiling is suspended is capabie of movement independent of the structure sup- � c <br /> D RYWALL C E I L I NG SP EC porting abutting wall and partitions,the ceifing framing shall not be attached to or in contact with the walis.Install _ � <br /> SUSPENDED CEILINGS gypsum or cement paneis to the ceiling with long dimensions perpendicular to furring members.Panel ends shall � <br /> ClarkDietrich BUILDING SYSTEMS 400-200 1.Reference Documents: occur over furring members unless dictated otherwise by fire or sound rated systems. � � <br /> L—SERIES OR UniClip. SIZE AND � <br /> ANCHORAGE AS REQUIRED BY ` � 1.1 ASTM Standards 3.5 Accessories:Accessories appropriate to the ceiling type shall be used,and be installed according to the related � O <br /> DESIGN. 1.1.1 ASTM C-754 Instailation of Steei Framing to Receive Screw Attached Gypsum Panels reference standard. � � <br /> — � <br /> 1.1.2 ASTM C-840 Application and Finishing of Gypsum Board(sec.15) 3.6 General Information:large suspended ceilings,more than 50 lineal ft.i�one dimension or more than 2500 sf, Q � <br /> DROP DOWN STUD BRACES. The ceiting consists of hanger wires attached to the structure above,main run- � 1.1.3 ASTM C-841 Installation of Interior Lathing and Furring(secs.7.287.4) shouid not contact abutting walls or columns.Controi joints shouid be used to maintain panel dimensions of 50 <br /> SIZE AND SPACING AS REQUIRED BY ners attached to the hangers,and cross furring attached to the main runners. If.or less,and to divide ceiling areas into maximums of 25Q0 sf.Framing should be broken or spliced at control e n t i t I e m e n t s <br /> DESIGN. 1.1.4 ASTM C-844 Appiication of Gypsum Base to Receive Gypsum Veneer Piaster(sec.15) <br /> ClarkDietrich BUILDING SYSTEMS Appropriate gypsum or cement board panels are screw attached to receive joints.Flexible sealant or foam tape may be instalied between the casing bead and the abutting surfaces.Addi- ThOCY�aS ThOI�Y�pSOC� <br /> final decoration such as drywall treatment,veneer plaster,acoustical tiles, 1.2 Related Standards: tional carriers and furring channels and hanger wires shall be installed to frame around ceiling penetrations,such <br /> FURRING CHANNEL. SIZE AND acrylic plaster system,and ceramic tile. as light fixtures,access panels and duct work.For ceiling weighing more than 71b. Per sf,use 20 ga furring at ARCH ITECT <br /> SPACING AS REQUIRED BY 1.2.1 GA 216 Appiiption and Finishing of Gypsum Board(Sec.12) <br /> reduced spacing. <br /> DESIGN. Common Uses: • 1.2.2 GA 600 Fire-Resistance Design Manual <br /> Sus ended g y . 1.2.3 GWB-1 Northwest Wail&Ceiling Bureau Guide Specification for Gypsum Wallboard. I�SqUai"2d C!gt1'181I.00111 <br /> p gypsum board or cement board ceilin s are primarii used to 4.Alternate Ceiling Framing <br /> V r PI ster S stems. <br /> i ecification or enee a <br /> provide flat plane ceilings in most types of buildings.These may be de- ''••.. 1.2.4 VP-1 Northwest Wall&Ceiling Bureau Gu de Sp Y <br /> 5 si ned to provide fire rotection,concea�ment,and acoustical treatment. For limited ceiling widths,alternate framing consisting of furring channel or metai joist sectio�s may be installed as <br /> 9 p � 1.2.5 ICBO Evaluation Report ER-4071 cell: 206-409-0755 <br /> a simple span between runners attaChed to opposite walis.This system may be used on ceiling that do not require <br /> ��f�� pES��� Limitations: 1.2.6 Manufacturers specifications for the application of cement board to ceilings. penetrations large enough to interrupt the framing,and do not carry heavy fixture�oads. ph: 360-629-3985 <br /> SP p 8� Care must be taken in choosing the ceiling surface for areas exposed to high humidity.it is difficult to adapt this 4.1 Materiai: <br /> Q framing system to curved,barrel vauit,or dome type ceilings.Limited access can be provided with the installation <br /> 2.Materials: <br /> RE , + 4.1.1 Runners:Shall be the same size and gauge as framing members.Angel runner may be used to support 29619 1 Sth Avenue NE <br /> of access panels.The level of abuse and penetratian resistance is not that of a suspended metal lath and piaster 2.1 Hanger wire for ceilings weighing 4 Ibs PSF or less shall be#12 ga diameter galvanized,soft annealed steel wire. hat channei framing. StGtIWOOCI, W A 98292 <br /> ceiling(see NWCB FR-2). <br /> 2.2 Hanger wire for ceilings weighing up to 10 Ibs shall be#9 ga diameter galvanized,soft annealed steel wire. 4.1.2 Framing:The following table lists the maximum single span for framing members installed at 16°or 24"oc <br /> Advantages: to receive single layer ceiling panels. <br /> 2.3 Main Runners(carriers)shali be 1 Y�X 16 gauge cold rolled channels weighing 475 Ibs.per thousand lineal feet. <br /> Provides flat,monolithic ceiling surfaces at the least cost.Can be adapted to several Gypsum Association and U.L. Galvanized or corrosion inhibiting coating for exterior or humid conditions. Members Max.Sin le S an <br /> fire rated floor/ceiting assemblies.Acoustical tile and acoustical plaster provide good sound absorption. 7/8"x 25 ga hat channel 4'–0" <br /> 2.4 Furring shall be 7/8 inch X 25 gauge hat shaped sections.Galvanized or corrosion inhibiting coating for exterior or 1-5/8"x 25 ga C section 5'–0" <br /> 3447 REGISTERED <br /> Versatility: humid conditions. 2-1/2"x 25 ga C section 6'–0" <br /> . r These ceilings are best installed in flat planes.However,installing faceted ceilings of various shapes and at any an- 2.5 Tie wire shall be 16 gauge and/or 18 gauge galvanized,soft annealed steel wire. 3-1/2"x 25 ga C section 8'–0" T <br /> gte,allows numerous design opfions.The use of cement board panels allows the use of this system in high humidity 1 <br /> I <br /> . * areas.A variety of textures are availabie. <br /> 3.Installation 4.2 instaliation: � �S� <br /> Structural Design: <br /> 3.1 Wire hangers shali be attached to,or pre-installed in structure capable of supporting the ceiling weight,plus safe- 4.2.1 Attach runners to waiis with 2 fasteners at each wall stud � �$� ���IASHINGTON <br /> •Hangers:Sizes based on static loads developed by standard maximum ceiling spacing and limited to a ty margin,without deflection.The hanger attachment shall develop full hanger strength.Hangers shall be straight 4.2.2 Cut framing members to within Y<"of ceiling width ' <br /> safety factor of 6.5,but no less than 12 gauge wire.Ceiling weight determines the size and spacing of hanger and within a ratio of 1:6 of plumb.Avoid hanger splices.Hanger wires shall not contact mechanical or electricai _ <br /> wire. items above the ceiling.Hanger wires shall be installed at 4'oc,and shall be located within 6°of the ends of main 4.2.3 Attach framing to runners with screws at both top and bottom flanges � <br /> •Runners and cross furring:Deflection is limited to 11360 of the shortest span under the ceiling load. runners. <br /> 5.Finishing meta turring channe� <br /> 3.2 Main runners shall be spaced at 4'oc.Main runners shall be located within 6°of parallel walls.Attach hanger ���i��� ,,�,,r.����e� Consuitant <br /> , wires to the main runners with a saddle tie that prevents settling,upiift,or twisting of the main runners.Spiice fur- 5.1 Application of panels and finishing shall be in accor- s��;�9 a-o• a-o•o�maX. <br /> CEILING STUD y ring with a nested 12"lap and a double wrap wire tie at each end.Main runners shall be installed to within+/_�/g° dance with the appropriate related specification. o�'"dx—} <br /> MEMBERS. GYP SHEATHING (BY pane. <br /> OTHERS` INSTALLED ofaflat i ��'�°`5�°� <br /> SIZE AND SPACING A5 / gypsumbaseo� <br /> REQUIRED BY DESIGN. AND ATTACHED PER 3.3 Cross furring shall be saddle tied to main runners with#16 gauge wire or two strands of#18 gauge wire or ap- eva�m�°e�s�e9��� � <br /> ASTM STANDARDS proved clips.Splice furring with an 8"nested lap screwed or wire tied at each end.The required furring spacing is o�loil-backmax. <br /> PER ARCHITECT 2a^ocforsis'�thick ,�,a, spacing16br24'o.0 <br /> gypsum paneis and 16"oc for'/�"thick gypsum panels.For other combinations and thickness- m�r��g max spacing <br /> es of gypsum paneis or for cement board applications,see the appropriate related reference standard or manu- `"'""e� / 24-°C <br /> facturers specifications. c'�v � <br /> STUD �RAMED SUSPENDED CEILING PAGE10F3 � <br /> � O A' a�'��e ro This technical document is to serve as a guitleline and it is not intendeC tor any specific construction projects.N WCB makes no eupress or implied warranty or guarantee of the <br /> ` J techniques,construction meMotls or materials itlentifietl herein. <br /> �. ��� j PAGE 2 OF 3 PAGE 3 OF 3 <br /> fl HEADQUARTERS OREGON <br /> � y �= 2825 Eastlake Ave E Ste 350�Seattle,WA 98102 tel 503-295-0333 ♦ �NORTMwEsr wa��allo ce�uNc euREnu 3.r 0 A f "'O'f.�"'Of ro eaNORrHwesr wa��allo cEwNc euReau <br /> �I a r k D i e�r i c h� � +� ���� tel 206-524-4243�email info@nwcb.org email oregon@nwcb org ` �+ 0 A! S"'O �.ero�ro J ` s J <br /> � CcNORTHWES?WALIANO CEILING BUREAU <br /> �'�iL€3lCd�; SYSTE�S <br /> Project <br /> MANICURE ' W Q <br /> N <br /> EXHAUST MAINTAIN MIN OF 15' CLEAR � Q <br /> ROM EXHAUST TO INTAKE ~ J <br /> SIZED BY Z Z °� <br /> MECH TRADE W w <br /> ' � � <br /> 0 W w <br /> J > W <br /> RO SSES � I RO F TR SES (� <br /> I � � O � <br /> � � � �/ � <br /> � 0 TIONAL SP T LIGHTS � � � � <br /> - - - - - - - � I OVER � � � <br /> � R CE T-B WITH C RS AT UPP LEVEL � N N <br /> � . . . . . . <br /> � - - - - - - j � R ME RYWALL C ILING z � � � <br /> � � R LACE T-BAR WITH � N `'� <br /> � � � � � F R A M E D D R Y W A L L C E I L I N G a Z � � <br /> I � � � <br /> � � SP I HTS OVER ~ <br /> � � � � FOOT BATH AT LOWER � Q w <br /> � � � i LEVEL � z � w <br /> � � J � � W <br /> � � CONTI UOU CO CEALED <br /> CONTINUOUS CONCEAL D LIG T BAND - ONTINUOUS CONCEALED <br /> LIGHT BA D _ LIGHT BAND Revisions <br /> PNNT dc COLOR � � � � � � PAINT & COLOR T.i.-BPA-04-25-18 <br /> saEcnoN ar �wwr � � � �, _� SELECTION BY TENANT <br /> I ; � I I � FRAMING,SUPPORTED <br /> I I I � FROM ROOF STRUCTURE <br /> ' � I � � SEE NWCB DEfAILS & <br /> � i � I .. � ^ SPEC <br /> � EXHAUST � i i � THiS SHEEf <br /> � DUCT PER ', ' � � � � � w FROSTED GLASS OPTION w <br /> I � � � � � � � � BYTT NANTANNEL � <br /> .. o r. <br /> � � <br /> � I � � <br /> � ' I � I � � � � r� � 1 �� <br /> � � � � � � � � � � ' <br /> ' I E I � PAINTED SCREEN WALL/ � � \ �� �� File No. <br /> � � � � / � / <br /> - L - - - �- -1 - - <br /> - � / � � PEDICHAIRS BY TENANT � / Drawn <br /> - - - - - - � � - --- - - � � o � � / <br /> j � �----� � I � �- -- � �- -� / Checked <br /> ; d— ( � d- � 1 / <br /> �- ---- -� �------� �- -----� Date <br /> � ' �-- -- ' I - ---� �--- - � Sheet <br /> ^ � i I <br /> c�l o0 00 00 <br /> MANICURE TABLES BY TENANT. <br /> DIMS TO MEET ADA. VENTILATION 2 CEILING CROSS SECTI�N ❑VER MANICURE CERAMIC TILE OVER CEILING CR❑SS SECTI�N DVER PEDICHAIRS � <br /> TO MEET MECHANICAL CODE �iz• _ ��—o• PLYWD ENCLOSURE FOR 1 1,z• = 1,-0• • <br /> PEDICHAIR UTILITIES <br />