
Protective structures of civil defense in underground mine workings
NORMA vydaná dňa 17.6.2017
Designation standards: SP 93.13330.2016
Publication date standards: 17.6.2017
The number of pages: 46
Approximate weight : 138 g (0.30 lbs)
Country: Russian technical standard
Kategória: SP
Implemented changes and corrections:
Rev. 1 - 2023