Russian standards PDF
Code of regulations on construction of trunk gas pipelines. Construction of crossings under highways and railways
Document status: Active
Code of regulations on contstruction of trunk gas pipelines. Clearing of interior and test of gas pipelines
Document status: Active
Sanitary regulations for welding, weld deposition and metal cutting
Document status: Active
Sanitary rules for organization of technological processes and hygienic requirements to production equipment
Document status: Withdrawn
Sanitary rules for pitches transportation and for work with pitches
Document status: Active