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Design and assembly of water-supply and heating systems in buildings using cross-linked polyethylene pipes
Document status: Active
Renovation of steel underground gas pipelines used sintetic flexible pipes and complicated adhesiyes
Document status: Not Active
Water supply and water disposal. Rules of engineering and works at restoration of pipelines by flexible polymeric sleeves. With Amendment No. 1
Document status: Active
Code of regulations on cost estimation of construction during elaboration of priliminary and detail design
Document status: Replaced
