Specification 15210 - High Density Polyethylene (HDPE) Pipe, Fittings, And Appurtenances Page 4 of 8
January 2021
3066.21
2.3 GASKETS AND HARDWARE
A.
All gaskets shall be Viton. Joint hardware, where required, shall be Type 316
stainless steel.
2.4 FITTINGS
A.
Fittings shall be manufactured from polyethylene compound having cell
classification equal to or exceeding compound used in pipe to ensure
compatibility of polyethylene resins.
Fittings shall be from same manufacturer as pipe being provided. OWNER may
allow substitution for approved material with use of flanged joint sections.
Dimensions of fittings conforming to standard dimensions and tolerances in
accordance with ASTM D3261.
Fittings shall have the same or higher pressure rating as pipe.
Markings:
1. Manufacturer’s name or trademark.
2 Nominal size.
3. Type of plastic pipe.
4, Standard dimension ratio.
5 Extrusion date, lot number or batch number.
The Drawings do not show all fittings that may be required. CONTRACTOR shall
provide all fittings required for a complete installation.
PART 3 - EXECUTION
3.1 FIELD QUALITY CONTROL
A.
Pipe may be rejected for failure to conform to any of the following:
1. Fractures or cracks passing through pipe wall, except single crack not
exceeding 2 in. in length at either end of pipe, which shall be cut off and
discarded. All pipes within one shipment shall be rejected if defects exist in
more than five percent of shipment or delivery.
Cracks sufficient to impair strength, durability, or service ability of pipe.
Defects indicating improper proportioning, mixing, and molding.
Damaged ends, where such damage prevents making satisfactory joint.
Damage due to handling or installation. Scratches and gouges exceeding
five percent of the wall thickness shall be considered excessive, and may be
rejected by ENGINEER or OWNER.
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SANBORN HEAD
