VA 09 22 16-2010 NON-STRUCTURAL METAL FRAMING.pdf

1、07-10M 09 22 16 - 1 SECTION 09 22 16 NON-STRUCTURAL METAL FRAMING SPEC WRITER NOTE: 1. Delete between /-/ if not applicable to project. Also delete any other item or paragraph not applicable in the section and renumber the paragraphs. 2. Use this section for wall framing members of 0.9 mm (0.0359-in

2、ch) thick bare metal (20 gauge) material or lighter with the exception of rolled steel channels of 1.5 mm (0.0598-inch) thick material, 50 mm (2 inches) or smaller. 3. See Section 05 40 00, COLD-FORMED METAL FRAMING for framing members 1.3 mm (0.0516-inch) thick (18 gauge) or heavier material for us

3、e as backup for masonry veneer and load bearing construction. PART 1 - GENERAL 1.1 DESCRIPTION This section specifies steel studs wall systems, shaft wall systems, ceiling or soffit suspended or furred framing, wall furring, fasteners, and accessories for the screw attachment of gypsum board, plaste

4、r bases or other building boards. 1.2 RELATED WORK A. Load bearing framing: Section 05 40 00, COLD-FORMED METAL FRAMING. B. Support for wall mounted items: Section 05 50 00, METAL FABRICATIONS. C. Pull down tabs in steel decking: Section 05 36 00, COMPOSITE METAL DECKING. D. Ceiling suspension syste

5、ms for acoustical tile or panels and lay in gypsum board panels: Section 09 51 00, ACOUSTICAL CEILINGS/ Section 09 29 00, GYPSUM BOARD. 1.3 TERMINOLOGY A. Description of terms shall be in accordance with ASTM C754, ASTM C11, ASTM C841 and as specified. B. Underside of Structure Overhead: In spaces w

6、here steel trusses or bar joists are shown, the underside of structure overhead shall be the underside of the floor or roof construction supported by beams, trusses, or bar joists. In interstitial spaces with walk-on floors the underside of the walk-on floor is the underside of structure overhead. C

7、. Thickness of steel specified is the minimum bare (uncoated) steel thickness. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-07-10M 09 22 16 - 2 1.4 SUBMITTALS A. Submit in accordance with Section 01 33 23, SHOP DRAWINGS, PRODUCT DATA, AND SAMPLES.

8、 B. Manufacturers Literature and Data: 1. Studs, runners and accessories. 2. Hanger inserts. 3. Channels (Rolled steel). 4. Furring channels. 5. Screws, clips and other fasteners. C. Shop Drawings: 1. Typical ceiling suspension system. 2. Typical metal stud and furring construction system including

9、details around openings and corner details. 3. Typical shaft wall assembly 4. Typical fire rated assembly and column fireproofing showing details of construction same as that used in fire rating test. D. Test Results: Fire rating test designation, each fire rating required for each assembly. 1.5 DEL

10、IVERY, IDENTIFICATION, HANDLING AND STORAGE In accordance with the requirements of ASTM C754. 1.6 APPLICABLE PUBLICATIONS A. The publications listed below form a part of this specification to the extent referenced. The publications are referenced in the text by the basic designation only. B. America

11、n Society For Testing And Materials (ASTM) A123-09 Zinc (Hot-dip Galvanized) Coatings on Iron and Steel Products A653/A653M-09 Steel Sheet, Zinc-Coated (Galvanized) or Zinc-Iron Alloy Coated (Galvannealed) by the Hot-Dip Process A641-09 Zinc-Coated (Galvanized) Carbon Steel Wire C11-10 . Terminology

12、 Relating to Gypsum and Related Building Materials and Systems C635-07 Manufacture, Performance, and Testing of Metal Suspension System for Acoustical Tile and Lay-in Panel Ceilings C636-06 Installation of Metal Ceiling Suspension Systems for Acoustical Tile and Lay-in Panels C645-09 Non-Structural

13、Steel Framing Members C754-09 Installation of Steel Framing Members to Receive Screw-Attached Gypsum Panel Products Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-07-10M 09 22 16 - 3 C841-03(R2008) . Installation of Interior Lathing and Furring C954

14、-07 Steel Drill Screws for the Application of Gypsum Panel Products or Metal Plaster Bases to Steel Studs from 0.033 in. (0.84 mm) to 0.112 in. (2.84 mm) in Thickness C1002-07 . Steel Self-Piercing Tapping Screws for the Application of Gypsum Panel Products or Metal Plaster Bases to Wood Studs or St

15、eel Studs E580-09 Application of Ceiling Suspension Systems for Acoustical Tile and Lay-in Panels in Areas Requiring Moderate Seismic Restraint. PART 2 - PRODUCTS SPEC WRITER NOTE: 1. Make material requirements agree with applicable requirements specified in the referenced Applicable Publications. U

16、pdate and specify in both only that which applies to the project. 2. When unusual loading conditions or heights are considered creating a design problem, show spacing, size, configuration and thickness of metal on drawings to identify clearly the exception. 3. Coordinate with Section 05 40 00, COLD-

17、FORMED METAL FRAMING, for unusual loading conditions. Consult manufacturers; literature and Structural Engineer. 4. Use 0.9 mm (0.0359-inch) thick (20 gauge) studs, maximum spacing on 610 mm (24-inch) centers, except shaft wall. 5. Do not use only gauges in this specification; define in minimum metr

18、ic (inch) thickness. 6. Do not combine this section with Section 05 40 00, COLD-FORMED METAL FRAMING. 7. 3 5/8 inch studs maybe inadequate for walls with multiple plumbing fixtures. Such walls may require 4 inch or 6 inch studs. 2.1 PROTECTIVE COATING Galvanize steel studs, runners (track), rigid (h

19、at section) furring channels, “Z“ shaped furring channels, and resilient furring channels, with coating designation of G-60 minimum, per ASTM 123. 2.2 STEEL STUDS AND RUNNERS (TRACK) A. ASTM C645, modified for thickness specified and sizes as shown. 1. Use ASTM A525 steel, 0.8 mm (0.0329-inch) thick

20、 bare metal (33 mil). 2. Runners same thickness as studs. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-07-10M 09 22 16 - 4 B. Provide not less than two cutouts in web of each stud, approximately 300 mm (12 inches) from each end, and intermediate c

21、utouts on approximately 600 mm (24-inch) centers. C. Doubled studs for openings and studs for supporting concrete backer-board. D. Studs 3600 mm (12 feet) or less in length shall be in one piece. E. Shaft Wall Framing: 1. Conform to rated wall construction. 2. C-H Studs. 3. E Studs. 4. J Runners. 5.

22、 Steel Jamb-Strut. SPEC WRITER NOTE: ASTM C645 defines “rigid furring channels as the hat shaped channels for screw application of gypsum board”. C645 does not specify resilient furring channels. ASTM C754 and C841 specify rolled steel channels, 19 mm, 25 mm, 38 mm, 50 mm (3/4, 1, 1-1/2, and 2 inch)

23、 sizes fabricated of different weights depending on hot or cold rolling process. Use of cold rolled is preferred. Do not use 25 mm (one inch) channels. 2.3 FURRING CHANNELS A. Rigid furring channels (hat shape): ASTM C645. B. Resilient furring channels: 1. Not less than 0.45 mm (0.0179-inch) thick b

24、are metal. 2. Semi-hat shape, only one flange for anchorage with channel web leg slotted on anchorage side, channel web leg on other side stiffens fastener surface but shall not contact anchorage surface other channel leg is attached to. SPEC WRITER NOTE: “Z“ furring channels are for insulated walls

25、. Web depths 25 mm, 38 mm, 50 mm, 76 mm (1, 1-1/2, 2 and 3 inches). Coordinate with drawings to indicate depth for insulation specified in Section 07 21 13, THERMAL INSULATION. C. “Z“ Furring Channels: 1. Not less than 0.45 mm (0.0179-inch)-thick bare metal, with 32 mm (1-1/4 inch) and 19 mm (3/4-in

26、ch) flanges. 2. Web furring depth to suit thickness of insulation with slotted perforations. D. Rolled Steel Channels: ASTM C754, cold rolled; or, ASTM C841, cold rolled. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-07-10M 09 22 16 - 5 2.4 FASTENE

27、RS, CLIPS, AND OTHER METAL ACCESSORIES A. ASTM C754, except as otherwise specified. B. For fire rated construction: Type and size same as used in fire rating test. C. Fasteners for steel studs thicker than 0.84 mm (0.033-inch) thick. Use ASTM C954 steel drill screws of size and type recommended by t

28、he manufacturer of the material being fastened. D. Clips: ASTM C841 (paragraph 6.11), manufacturers standard items. Clips used in lieu of tie wire shall have holding power equivalent to that provided by the tie wire for the specific application. E. Concrete ceiling hanger inserts (anchorage for hang

29、er wire and hanger straps): Steel, zinc-coated (galvanized), manufacturers standard items, designed to support twice the hanger loads imposed and the type of hanger used. F. Tie Wire and Hanger Wire: 1. ASTM A641, soft temper, Class 1 coating. 2. Gage (diameter) as specified in ASTM C754 or ASTM C84

30、1. G. Attachments for Wall Furring: 1. Manufacturers standard items fabricated from zinc-coated (galvanized) steel sheet. 2. For concrete or masonry walls: Metal slots with adjustable inserts or adjustable wall furring brackets. Spacers may be fabricated from 1 mm (0.0396-inch) thick galvanized stee

31、l with corrugated edges. H. Power Actuated Fasteners: Type and size as recommended by the manufacturer of the material being fastened. SPEC WRITER NOTE: Suspended ceiling systems similar to acoustical panel lay-in grid system may be used to support gypsum board, screw attached, as an option to the r

32、igid furring channels. Use only for gypsum board ceilings screw attached. See Par. 3.6,G. 2.5 SUSPENDED CEILING SYSTEM FOR GYPSUM BOARD (OPTION) A. Conform to ASTM C635, heavy duty, with not less than 35 mm (1-3/8 inch) wide knurled capped flange face designed for screw attachment of gypsum board. B

33、. Wall track channel with 35 mm (1-3/8 inch) wide flange. PART 3 - EXECUTION SPEC WRITER NOTE: 1. Read ASTM C754, coordinate with project specification and drawing requirements. 2. Extend studs to underside of structure overhead for fire partitions, smoke partitions, shafts, and sound rated Provided

34、 by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-07-10M 09 22 16 - 6 partitions to allow wall finishes to be carried up to the same height. No exceptions. 4. At existing ceilings studs may terminate at ceiling under certain conditions. Modify specification re

35、quirements for anchorage of top runners to suit details shown. 5. Coordinate requirements of paragraph “Supports Required By Other Trades“ with details shown. Omit items not required. 6. Insure partitions are fully detailed for all requirements and types. 3.1 INSTALLATION CRITERIA A. Where fire rate

36、d construction is required for walls, partitions, columns, beams and floor-ceiling assemblies, the construction shall be same as that used in fire rating test. B. Construction requirements for fire rated assemblies and materials shall be as shown and specified, the provisions of the Scope paragraph

37、(1.2) of ASTM C754 and ASTM C841 regarding details of construction shall not apply. 3.2 INSTALLING STUDS A. Install studs in accordance with ASTM C754, except as otherwise shown or specified. B. Space studs not more than 610 mm (24 inches) on center. C. Cut studs 6 mm to 9 mm (1/4 to 3/8-inch) less

38、than floor to underside of structure overhead when extended to underside of structure overhead. D. Where studs are shown to terminate above suspended ceilings, provide bracing as shown or extend studs to underside of structure overhead. E. Extend studs to underside of structure overhead for fire, ra

39、ted partitions, smoke partitions, shafts, and sound rated partitions / and insulated exterior wall furring. / /F. At existing plaster ceilings and where shown, studs may terminate at ceiling as shown. / SPEC WRITER NOTES: 1. (Describe locations) where existing ceilings remain including acoustical ce

40、ilings on drawings. 2. Coordinate jamb framing method with details shown. See VA Standard Details 08110-2.DWG and 08110-3.DWG. G. Openings: 1. Frame jambs of openings in stud partitions and furring with two studs placed back to back or as shown. Provided by IHSNot for ResaleNo reproduction or networ

41、king permitted without license from IHS-,-,-07-10M 09 22 16 - 7 2. Fasten back to back studs together with 9 mm (3/8-inch) long Type S pan head screws at not less than 600 mm (two feet) on center, staggered along webs. 3. Studs fastened flange to flange shall have splice plates on both sides approxi

42、mately 50 X 75 mm (2 by 3 inches) screwed to each stud with two screws in each stud. Locate splice plates at 600 mm (24 inches) on center between runner tracks. H. Fastening Studs: 1. Fasten studs located adjacent to partition intersections, corners and studs at jambs of openings to flange of runner

43、 tracks with two screws through each end of each stud and flange of runner. 2. Do not fasten studs to top runner track when studs extend to underside of structure overhead. I. Chase Wall Partitions: 1. Locate cross braces for chase wall partitions to permit the installation of pipes, conduits, carri

44、ers and similar items. 2. Use studs or runners as cross bracing not less than 63 mm (2-1/2 inches wide). J. Form building seismic or expansion joints with double studs back to back spaced 75 mm (three inches) apart plus the width of the seismic or expansion joint. K. Form control joint, with double

45、studs spaced 13 mm (1/2-inch) apart. 3.3 INSTALLING WALL FURRING FOR FINISH APPLIED TO ONE SIDE ONLY A. In accordance with ASTM C754, or ASTM C841 except as otherwise specified or shown. B. Wall furring-Stud System: 1. Framed with 63 mm (2-1/2 inch) or narrower studs, 600 mm (24 inches) on center. 2

46、. Brace as specified in ASTM C754 for Wall Furring-Stud System or brace with sections or runners or studs placed horizontally at not less than three foot vertical intervals on side without finish. 3. Securely fasten braces to each stud with two Type S pan head screws at each bearing. C. Direct attac

47、hment to masonry or concrete; rigid channels or “Z“ channels: 1. Install rigid (hat section) furring channels at 600 mm (24 inches) on center, horizontally or vertically. 2. Install “Z“ furring channels vertically spaced not more than 600 mm (24 inches) on center. 3. At corners where rigid furring c

48、hannels are positioned horizontally, provide mitered joints in furring channels. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-07-10M 09 22 16 - 8 4. Ends of spliced furring channels shall be nested not less than 200 mm (8 inches). 5. Fasten furrin

49、g channels to walls with power-actuated drive pins or hardened steel concrete nails. Where channels are spliced, provide two fasteners in each flange. 6. Locate furring channels at interior and exterior corners in accordance with wall finish material manufacturers printed erection instructions. Locate “Z“ channels within 100 mm (4 inches) of corner. D. Installing Wall Furring-Brac