Article 1 — Description
Furnish and install pipe for drains .
Article 2 — Materials
Furnish polyvinyl chloride ( PVC) pipe meeting the requirements of ASTM D1785, Schedule 40, and furnish PVC fittings meeting the requirements of ASTM D2466. PVC pipe and fittings meeting the requirements of ASTM D3034 Type SDR -35 may be used for installations encased in concrete or buried in soil. Furnish a manufacturer’s certification stating the material meets the appropriate ASTM specification. Furnish pipe marked with: manufacturer’s name or trademark and code; nominal size; PVC cell classification ( e.g., 12454- B); schedule or other legend ( e.g., SDR -35 PVC Sewer Pipe); and specification designation (e.g., ASTM D1785). Furnish fittings marked with: manufacturer’s name or trademark; nominal size; material designation (if using ASTM D2466) ( e.g., PVC) or PVC cell classification (if using ASTM D3034) ; and other legend (if using ASTM D3034) ( e.g., SDR -35) and specification designation (e.g., ASTM D3034). Furnish solvent meeting the requirements of ASTM D2564 for solvent -welding of fittings. Provide other types of pipe and fittings as specified. Provide fittings, hangers, clamps, straps, anchors, and guard plates as shown on the plans.
Article 3 — Construction
Excavate and backfill for pipe installation in accordance with Item 400, “Excavation and Backfill for Structures.” Install pipe as shown on the plans or as directed. Solvent -weld all fittings, including splice fittings, to provide a watertight fit. Do not splice straight sections of pipe at intervals shorter than 20 ft. unless at the end of a run or otherwise approved. Degrease all exposed PVC pipe and fittings, and apply an acrylic water -based primer followed by a coating of the same color used for adjacent concrete surfac e, unless otherwise shown on the plans. Install other types of pipe (material other than PVC) in conformance with manufacturer’s specifications . 753 4. MEASUREMENT This Item will be measured by the foot along the centerline of the installed pipe of the nominal size shown on the plans .
Article 5 — Payment
The work performed and materials furnished in accordance with this Item and measured as provided under “Measurement” will be paid for at the unit price bid for “Pipe” of the sizes and types specified. This price is full compensation for furnishing and installing the pipe and for fittings, hangers, clamps, straps, anchors, guard plates, painting, equipment, labor, tools, and incidentals. Excavation and backfill will not be paid for directly , but will be subsidiary to this Item .