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Complete Compiled Specification.pdf - Peck Ormsby Construction

Complete Compiled Specification.pdf - Peck Ormsby Construction

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emain straight against strains tending to cause distortion during system operation. The Contractor shall make<br />

proper allowance for pipe line expansion and contraction so that no unsightly distortion, noise, damage or<br />

improper operation will occur.<br />

Piping shall be run in a neat and efficient manner and shall be neatly organized. Piping shall be run parallel or at<br />

right angles to the building walls or construction. The Contractor shall study the general, electrical, and other<br />

drawings to eliminate conflict of piping with structure, sheet metal, lighting, or other services. Unless specified<br />

otherwise, no piping shall be exposed in a finished room, and all changes in direction shall be made with fittings.<br />

All piping shall be clean and free from acids and loose dirt when installed.<br />

Temporary pipe plugs of rags, wool, cottons, waste or similar materials shall not be used.<br />

All piping shall be so arranged to not interfere with removal of filters, tube bundles, or other equipment or devices<br />

and shall not block access openings, etc.<br />

Piping shall be arranged to facilitate equipment maintenance.<br />

Flanges or unions shall be provided in the piping at connections to all items of equipment.<br />

All piping shall be so installed to insure noiseless circulation.<br />

All valves and specialties shall be so placed to permit easy operation and access, and all valves shall be<br />

regulated and adjusted at the completion of the work.<br />

JOINTS AND CONNECTIONS:<br />

Mechanical Grooved Pipe Couplings:<br />

Pipe shall be prepared in accordance with the latest edition of the manufacturer's published standard,<br />

ANSI/AWWA C-606, UL, FM, NFPA, or other applicable standards.<br />

Steel pipe shall be grooved in accordance with the manufacturer's standard specification. Standard weight pipe<br />

shall be roll grooved without metal removal or square cut grooved. Light wall pipe shall be roll grooved without<br />

metal removal.<br />

Operating conditions shall not exceed temperature range of the gasket or valve lining selected and working<br />

pressures shown in the coupling manufacturer's current product specifications.<br />

Hole cut pipe shall have a machine cut hole at a predetermined position, on the centerline of the pipe, of a size<br />

to receive the housing locating collar, in accordance with the manufacturer's published instructions.<br />

Couplings, fittings, valves, and pipe shall be assembled in accordance with the manufacturer's latest published<br />

instructions.<br />

Pipe shall be checked to be certain it is sufficiently free of indentations, projections, grooves, weld seams or roll<br />

______________________________________________________________________________________<br />

SEGO LILY ELEMENTARY SCHOOL CLASSROOM ADDTION March 2, 2009<br />

BASIC MATERIALS & METHODS 15050-28

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