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Thursday, October 29, 2009

INSTALLATION

Structural Fabrications

Structural steel shall conform to the AISC Code and Specification.

Equipment

Conform to approved Instruction Manuals. Employ skilled craftsmen experienced in installation of the types of equipment specified. Use specialized tools and equipment, such as precision machinist levels, dial indicators, gauges, and micrometers, as applicable. Produce acceptable installations free of vibration or other defects.

Anchor Bolts

Deliver bolts with templates or setting drawings and verify that bolts are correctly located before structural concrete is placed.

Base and Bedplate Grouting
Do not place grout until initial fitting and alignment of connected piping is completed. Level and align equipment on the concrete foundations using suitable steel and brass shimming, then entirely fill the space under base or bedplates with grout. Bevel exposed grout at 45 degrees angle, except round exposed grout at horizontal surfaces for drainage. Trowel or point exposed grout to a smooth dense finish and damp cure with burlap for three days. When grout is fully hardened, remove jacking screws and tighten nuts on anchor bolts. Check the installation for alignment and level, and perform approved corrective work as required to conform to the tolerances given in the applicable Instruction Manual

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