Concrete pipes and ancillary concrete products. Specification for unreinforced and reinforced concrete manholes and soakaways (complementary to BS EN 1917:2002)— 32 стр.
Concrete pipes and ancillary concrete products, Specification for unreinforced and reinforced concrete manholes and soakaways (complementary to BS EN 1917:2002)— 30 стр.
Specification for linear measuring instruments for use on building and civil engineering constructional works. Steel measuring tapes, steel bands and retractable steel pocket rules— 16 стр.