Recognition content
The list of testing criteria eligible for specialized construction activities of LAS-Construction 831 laboratory includes: Physical and mechanical testing of cement; Testing of concrete and heavy concrete mixtures; Testing concrete aggregates and mortar; Laboratory soil mechanical testing; Testing steel metal materials and welded joints; Testing physical and mechanical properties of rubber; Asphalt concrete; Bitumen; Field testing; Testing construction mortar; Mechanical testing of masonry bricks; Physical and mechanical testing of mineral powder materials in B.T.N; Mechanical testing of self-inserting concrete bricks; Mechanical testing of concrete bricks; Bentonite physical and mechanical testing. Technical standards used for the 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. 344/QD-BXD dated August 31, 2012 by the Minister of Construction.