Schiaramento/annotazione:Permanent and temporary metallic supports in shafts and
tunnels
Descrizione del marchio dettagliata:Services / with instrumental control
ÎÊÄÏ code: 4520124
certificate: 001. 003. 1. R. 3. 0682
is registered in: "Ìîññòðîéñåðòèôèêàöèÿ" 21. 07. 98
certificate validity interval: with 21. 07. 98 on 21. 07. 00
standard documents: construction norms and specification 3. 02. 03-84 "undergrounds mining";
construction norms and specification 3. 02. 01-87 "earth structures, foundation engineering"; dream
322-74 "instruction on production and acceptance of works at construction in
cities and at the industrial enterprises of collector tunnels
structures"; |
