Recognition content
The list of testing criteria eligible for specialized construction activities of LAS-Construction 685 laboratory includes: Cement testing; Aggregates for concrete and mortar; Heavy concrete and concrete mixtures; Construction mortar; Testing bricks and concrete products; Testing of tiles and facing stones; Plasterboard and putty; Metal, weld; Soil mechanics in the room; Sewer pipe testing; Field experiments; Bentonite experiment; Asphalt concrete; Bitumen, liquid asphalt, acid emulsion.
Technical standards used for tests are fully listed, including Vietnamese and foreign standards (if any). When there is a new version of a technical standard replacing the old standard, the corresponding new standard must be applied.
This certificate is valid for 5 years from the date of issue and replaces Certificate No. 24/GCN-BXD dated January 24, 2017 of the Minister of Construction.