Russian standards PDF
Overhead contact lines of electrified transport
Document status: Active
Main (trunk) pipelines. With Amendments No. 1, 2
Document status: Replaced by SP 86.13330.2022
Railway, motorway and hydrotechnical tunnels. Underground railways
Document status: Active
The protective shelters of civil defense. With Amendments No. 1, 2
Document status: Replaced by SP 88.13330.2022