This DN-15c checklist supports safe, controlled dead mains insertion by pushing for gas or water utilities. It covers site setup, required equipment, launch and receive pits, gauging and preparation of the parent main, PE pipe protection and guidance, and step-by-step insertion controls. It includes checks for marking lengths, bead inspection after butt fusion, intermediate excavation inspections, and direction changes with rollers. Final actions include capping ends, pressure testing to specification, and documenting pass or referral for further training.
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