Plastic service lines installed by trenchless excavation must comply with the following:
(a) Each operator shall take practicable steps to provide sufficient clearance for installation and maintenance activities from other underground utilities or structures at the time of installations.
(b) For each pipeline section, plastic pipe and components that are pulled through the ground must use a weak link, as defined by ยง255.3, to ensure the pipeline will not be damaged by any excessive forces during the pulling process.