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11103 (R 05/06)

3.

Basis-of-Design Products: Subject to compliance with requirements, provide products indicated on Drawings or comparable products by one ofthe following:

a. b. c. d. e. f .

Cleveland Steel Specialty Co. Harlen Metal Products, Inc. KC Metals Products, Inc. Simpson Strong-Tie Co., Inc. Southeastern Metals Manufacturing Co., Inc. USP Structural Connectors .

4.

Allowable Design Loads: Provide products with allowable design loads, as published by manufacturer, that meet or exceed those indicated. Manufacturer's published values shall be determined from empirical data or by rational engineering analysis and demonstrated by comprehensive testing performed by a qualified independent testing agency.

    • 2.3

      FABRICATION

      • A.

        Assemble truss members in design configuration indicated; use jigs or other means to ensure uniformity and accuracy of assembly with joints closely fitted to comply with tolerances in TPI 1. Position members to produce design camber indicated.

    • 1.

      Fabricate wood trusses within manufacturing tolerances in TPI 1.

  • B.

    Connect truss members by metal connector plates located and securely embedded simultaneously in both sides of wood members by air or hydraulic press.

PART 3 - EXECUTION

3.1

INSTALLATION

A

Install wood trusses only after supporting construction is in place and is braced and secured.

B.

Iftrusses are delivered to Project site in more than one piece, assemble trusses before installing.

C.

Hoist trusses in place by lifting equipment suited to sizes and types of trusses required, exercising care not to damage truss members or joints by out-of-plane bending or other causes.

D.

Install and brace trusses according to TPI recommendations and as indicated.

manufacturer's fastening schedules and written instructions.

F.

Securely connect each truss ply required for forming built-up girder trusses.

G.

Install and fasten permanent bracing during truss erection and before construction loads are applied. Anchor ends of permanent bracing where terminating at walls or beams.

SHOP-FABRICATED WOOD TRUSSES

061753 -4

as to

or floor truss hangers accessories according

tie-downs in truss

Anchor trusses

securely

at

bearing

points;

use

metal

applicable.

Install

fasteners

through

each

fastener

truss

hole

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