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Design and construction of the heating nonchannel systems of steel pipes with foamed polyurethane thermal insulation in polyethylene jacket
Document status: Active
Design and construction of underground utilities by closed and cut-and-cover methods. With Amendment No. 1
Document status: Active
Fireproof coatings. Monitoring of technical condition
Document status: Active
Main (trunk) pipelines. With Amendments No. 1, 2
Document status: Replaced by SP 86.13330.2022
Code of regulations on contstruction of trunk gas pipelines. Earthwork operations
Document status: Active