Laboratory LAS-XD 681

Laboratory and construction quality inspection

LAS-XD 681

The list of testing criteria eligible for specialized construction activities of LAS-Construction 681 laboratory includes: Cement testing; Aggregate testing for concrete and mortar; Testing of concrete and heavy concrete mixtures; Testing construction mortar; Testing of fired clay bricks; Testing concrete bricks (cement concrete bricks - aggregate); Testing lightweight concrete products (Autoclaved aerated concrete products; Foam, non-autoclaved air); Testing of self-inserting concrete tiles; Bentonite solution testing; Testing terrazzo tiles; Mechanical testing of baked clay roof tiles; Construction wood testing; Check mineral powder materials in plastic BT; Asphalt concrete testing; Bitumen testing; Liquid asphalt test; Acid asphalt emulsion test; Paint testing; Chemical analysis of aggregates; Check metal materials and welds; Wire; Soil mechanical testing in the laboratory; Field testing; Chemical analysis of water for construction. Technical standards used for tests are fully listed, including Vietnamese and foreign standards (if any). When there is a new version of technical standards to replace the old standards, the corresponding new standards must be applied. This certificate is valid for 05 years from the date of issue and replaces Decision No. 389/QD-BXD dated July 13, 2015 of the Minister of Construction.