Recognition content
The list of experimental criteria eligible for specialized construction activities of LAS-Construction 469 laboratory includes: Cement mechanical and physical testing; Testing of concrete and heavy concrete mixtures; Testing aggregates for concrete, mortar and crushed stone mix; Testing of metal materials and welded joints; Bitumen resin, acid emulsion; Asphalt concrete testing; Field testing; Testing construction mortar; Physical and mechanical testing of masonry bricks; Mineral powder in asphalt concrete; Laboratory soil mechanical testing; Testing of adhesive reinforcement materials; Bentonite mechanics; Chemical analysis of construction water; Geotextiles, wicks and wick covers; Vulcanized rubber, water-resistant tape; Experiment with paints and varnishes.
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 issuance and replaces Certificate No. 937/GCN-BXD dated July 8, 2019 of the Minister of Construction.