Railways in the permafrost areas. General provisions for design. With Amendment No. 1
Document status: Replaced by SP 447.1325800.2024
Buildings of educational institutions of high education. Design rules
Document status: Active
Sanitary rules for production of materials on the basis of the carbon (coal, graphitized, fibrous, composite)
Document status: Active
Sanitary rules for synthetic polymer materials production facilities and enterprises for their processing
Document status: Active
