Sheets with general data and sheets with lamp parameters 1.6.1 Numbering system.
STATE COMMITTEE OF THE COUNCIL OF MINISTERS OF THE USSR FOR CONSTRUCTION (Gosstroi USSR)
BUILDING REGULATIONS
Part III, section B
CONCRETE AND REINFORCED CONCRETE STRUCTURES MONOLITHIC RULES FOR PRODUCTION AND ACCEPTANCE OF WORKS
SNiP III-B.1-70
s & meien CH * P)