Recognition content
The list of testing criteria eligible for specialized construction activities of LAS-Construction 495 laboratory includes: Mechanical and physical testing of cement; Heavy concrete and concrete mixtures; Mechanical testing of aggregates for concrete and mortar; Laboratory soil mechanical testing; Testing rock mechanics in the room; Inspection of metal, welding, steel structures; Asphalt concrete testing; Bitumen testing; Liquid asphalt test; Testing mineral powder materials in asphalt concrete; Field testing; Testing construction mortar; Tile mortar; Chemical analysis of water for construction; Calcium lime testing for construction; Mechanical testing of baked clay bricks; Mechanical testing of self-inserting concrete bricks; Mechanical testing of concrete bricks; Terrazzo tiles; Tiles; Cement floor tiles; Lightweight concrete - Foam concrete bricks, non-autoclaved gas; Granite tiles; Bentonite mechanics; Artificial paving stone; Natural paving stone; Aluminum experiment; Reinforced concrete pipes. 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 5 years from the date of issue and replaces Decision No. 137/QD-BXD dated March 28, 2014 of the Minister of Construction.