Explanation/Annotation:For channels and camera of drain and sewerage networks of BSO type from
class concrete on compression strength of Â22, 5; marks on freezing resistance
F75, marks on watertight of W4
Detailed model description:Product / serial production
ÎÊÄÏ code: 2695548
certificate: 010. 081. 1. Av. 3. 1012
is registered in: "Ìîññòðîéñåðòèôèêàöèÿ" 12. 02. 99
certificate validity interval: with 12. 02. 99 on 12. 02. 01
standard documents: technical specification 400-1-145-89 "product reinforced concrete for
channels and camera of drain and sewerage networks", meas.. 1 |
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