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Section 09260

E. Joint Materials: ASTM C475, reinforcing tape, joint compound, adhesive and water.

  • F.

    Sound deadening board: ASTM C442 Fiber composition board, Y:z inch.

  • G.

    Fasteners: ASTM CI002 Type S12 hardened screws.

  • H.

    Adhesive: ASTM C557.

Part 3

EXECUTION

3.01

SURFACE CONDITIONS

  • A.

    Inspection:

    • 1.

      Prior to all work of this section, carefully inspect the installed work of all other trades and verify that all such work is comp1ete to the point where this installation may properly commence.

    • 2.

      Verify that gypsum drywall may be installed in accordance with the original design, all pertinent codes and regulations and the manufacturers' recommendations as approved by the Architect.

  • B.

    Discrepancies:

    • 1.

      In the event of discrepancy, immediately notify the Architect.

    • 2.

      Do not proceed with installation in areas ofdiscrepancy until all such discrepancies have been fully resolved.

3.02

INSTALLATION - WOOD STUDS

  • A.

    Install wood studs 16 inches on center unless otherwise shown on the Contract Drawings.

  • B.

    Partition heights: extend wood studs and wallboard to either 6 inches above ceiling height or to roof construction above, unless otherwise shown on the Contract Drawings. Install additional bracing for partitions extending above ceiling.

3.03

INSTALLATION

CEILING FRAMING

  • A.

    Install in accordance with ASTM C754 and manufacturer's instructions.

  • B.

    Coordinate location ofhangers with other work. Install ceiling framing independent of walls, columns, and above ceiling work.

  • C.

    Reinforce openings in ceiling suspension system, which interrupt main carrying channels or fluTing channels, with lateral channel bracing.

  • D.

    Laterally brace entire suspension system.

3.04

INSTALLATION

ACOUSTICAL ACCESSORIES

A. Install acoustical insulation in accordance with manufacturer's instructions.

Section 09260 3

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