Conditions for installation of ductile iron pipe


irst: the sitewater, electricity and materials storage site conditions can meet the needs;

Second: thesupplied pipes, fittings and accessories comply with the current corporatestandards, and the materials are consistent with the materials, with productspecifications and quality certificates.

Third: theconstruction design drawings and other technical documents are complete andreviewed or reviewed;

Fourth: theconstruction plan or construction organization design has been technicallydelivered;

Fifth: materials,construction personnel, construction machinery, etc. can ensure normalconstruction;