HDPE winding pipe clamp connection operation method
HDPE winding pipe clamp connection operation method A. 1. Connection of pipeline and inspection well: The connection between the pipeline and the wall of the inspection well shall meet the design requirements. If there is no specific design requirement, the following methods may be adopted: (1) When the HDPE winding pipe has been laid in place, it is advisable to use cast-in-situ concrete to