49 CFR § 192.329
Installation of plastic pipelines by trenchless excavation
November 18, 2020
Plastic pipelines installed by trenchless excavation must comply with the following:
(a) Each operator must take practicable steps to provide sufficient clearance for installation and maintenance activities from other underground utilities and/or structures at the time of installation.
(b) For each pipeline section, plastic pipe and components that are pulled through the ground must use a weak link, as defined by §192.3, to ensure the pipeline will not be damaged by any excessive forces during the pulling process.
[Amdt. 192-124, 83 FR 58719, Nov. 20, 2018]