Texas Department Of Transportation - 601 - Texas Comptroller Of Public Accounts - TX
Polypropylene Drainage Pipe and Safety End Treatments for TxDOT Anahuac Maintenance Section - This solicitation is for polypropylene drainage pipe and safety end treatments for the TxDOT Anahuac Maintenance Section. NOTE: ALL INFORMATIONOR CHANGES RELATED TO THIS SOLICITATION WILL BE POSTED ON THIS WEBSITE. RESPONDENTS SHOULD MONITOR THIS WEBSITE FOR ANY ADDENDUMS, ADDITIONALDOCUMENTS, QUESTIONS AND ANSWERS, OR CHANGES. THE RESPONSE DUE DATE AND TIME SPECIFIEDON THIS POSTING IS THE DUE DATE AND TIME FOR
provide cement stabilized bedding and backfill in accordance with the item 400, excavation and flowline backfill for structures. bedding and backfill is considered subsidiary to the item 467, safety end treatment. when concrete riprap is specified around the safety end treatment, backfill as directed by engineer. thermoplastic pipe wall thickness may vary. adjust accordingly. thermoplastic pipe requires pipe support 34 galvanized steel the safety end treatments to have a bell end for grouted connections. 3 min safety min cradle welded 5 bolt and nut with washer 1 pipe runner to support post 5 1 6 flowline general notes: precast safety end treatment for reinforced concrete pipe rcp, and longitudinal elevation thermoplastic pipe tp may be used for type ii end treatment as specified in item safety end treatment. showing bell end connection. max 3 6 when precast safety end treatment is used as a contractors alternate 4 threaded insert to mitered rcp, riprap will not be required unless noted otherwise on pipe stub
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