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F.Framing Accessories: Provide all standard related accessories including floor and ceiling tracks, clips, web stiffeners, anchors, and similar items, of same manufacture as each type of stud specified, and as required for a complete installation.

1.Fire Rated Top Tracks: Conform to requirements of Section 09110, Top Track Fire-Rated System.

G.Splay Wires and Compression Struts:  Approved manufacturers acceptable to manufacturer of ceiling grids, gages and types as required by building codes for ceiling types and weights specified.

H.Wires:  Soft-annealed galvanized steel wire, 8 gage for hanger wires and 16 gage for framing unless otherwise specified.

I.Fasteners:  Wafer-head screws, self-drilling type for 20 gage metal and heavier.  ASTM C954 self-drilling, self-tapping screws, Type S-12 pan head, ½ inch long.

J.Fire Rated Acoustical Foam Tape:  Compressible, closed cell polyvinyl chloride foam with pressure sensitive adhesive, in rolls with protective release liner on non-adhesive face, 6 pounds per cubic foot density, 1 inch wide x not less than 1/4 inch thick, self-extinguishing, UL 94 recognized, Norseal V740FR, manufactured by Norton Performance Plastics Corporation, or equal.

K.Acoustical Sealant:  Permanently resilient type, non-hardening, manufactured by USG, Gold Bond, or equal.

L.Zinc-Rich Paint:  Conform to Fed Spec DOD-P21035A, Z.R.C. "Cold Galvanizing Compound", manufactured by ZRC Products Company. Provide for touch-up of galvanized surfaces.

M.Steel Backing Plates: Provide a minimum 4 inch wide by l6 gage steel, or sections of studs and stud track welded or fastened to web of studs, except as otherwise indicated. Apply shop coat of metal primer.

N.Anchorage Devices Powder Actuated: Minimum 0.177 inch diameter by 1-7/16 inch long fasteners in regular concrete and 0.145 inch diameter by 1-1/8 inch long fasteners in lightweight concrete.  Allowable shear and tension values as permitted in ICBO Report No. 2388, 1639 or 1147, reduced to 80 percent.

O.Anchorage Devices, Drilled Expansion Anchors: Minimum 3/8 inch diameter with 2-1/4 inch embedment.  Allowable shear and tension values as permitted in ICBO Report No. 1372, 2895 or 4627, reduced to 80 percent.

PART 3 - EXECUTION

3.01EXAMINATION

A.Verify that overhead or concealed Work is completed, tested, inspected, and finished as required before starting Work of this section.

3.02INSTALLATION

A.Walls and Partitions:

1.Fasten floor runners for exterior walls and interior partitions to concrete slab with required power driven fasteners. Spacing of fasteners not to exceed 24 inches on center.  Fasten ceiling runners to structure as indicated on Section 09100, Top Track Fire-Rated System.

03/29/2005

PROJECT NAMEMETAL SUPPORT ASSEMBLIES

SCHOOL NAME09100-4

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