A black HDPE pipe string curving down into a drilling-fluid-filled entry pit on a suburban street during a horizontal directional drilling pullback, with a tracked drill rig, steel road plates and mud return behind it

HDPE Pipe for Trenchless Installation: HDD, Pipe Bursting and Sleeve Pulling — Spec Differences

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You priced HDPE for a job, the contractor changed the installation method, and nobody re-checked the pipe. That is the order that goes wrong. HDPE pipe for trenchless installation is specified against the pulling load, not the buried service pressure, and the three common methods load it in three different ways. The short answer: for

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