3229.1SCOPE
Provide polymeric-coated galvanized corrugated steel (PC-CS) pipe for use as Culverts and underdrains.
3229.2REQUIREMENTS
Use precoated galvanized steel sheets meeting the requirements of AASHTO M 246 Standard Specification for Steel Sheet, Metallic-Coated and Polymeric-Precoated, for Corrugated Steel Pipe, to fabricate pipe meeting the requirements of AASHTO M 245 Standard Specification for Corrugated Steel Pipe, Polymer - Precoated, for Sewers and Drains, and in accordance with 3226, “Corrugated Steel Pipe.” Provide steel sheets with a polymer coating thickness of 0.01 inch on both sides. A Aprons Polymeric coated aprons meeting AASHTO M 246, and AASHTO M 245, are not available. Use apron Material as shown in the Plans.
3229.3SAMPLING AND TESTING — BLANK
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