Recognition content
The list of testing criteria eligible for specialized construction activities of LAS-Construction 1193 laboratory includes: Mechanical and physical testing of cement; Heavy concrete and concrete mixtures; Physical and mechanical testing of aggregates for concrete and mortar; Testing construction mortar; Mechanical testing of mortar for lightweight concrete; Mechanical testing of baked clay bricks; Mechanical testing of concrete blocks; Mechanical testing of self-inserting concrete bricks; Physical and mechanical testing of lightweight concrete bricks (foam concrete bricks, non-autoclaved gas - according to TCVN 9029:2011); Testing of AAC autoclaved aerated concrete bricks; Asphalt concrete testing; Bitumen testing; Testing mineral powder materials in asphalt concrete; Testing chemical additives for concrete; Mechanical testing of bentonite solution; Metal testing, welding; Laboratory soil mechanical testing; Field testing; Construction water testing. 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. 12/QD-BXD dated January 10, 2012 of the Minister of Construction.