Recognition content
The list of testing criteria eligible for specialized construction activities of the LAS-Construction 535 laboratory includes: Cement mechanical testing; Testing of concrete and heavy concrete mixtures; Test concrete aggregates and mortar; Laboratory soil mechanical testing; Testing of metal materials and welded joints; Asphalt concrete; Bitumen; Physical and mechanical testing of mineral powder materials in asphalt concrete; Field testing; Testing construction mortar; Mechanical testing of masonry bricks; Mechanical testing of concrete bricks; Terrazo tile experiment; Physical and mechanical testing of self-inserting concrete bricks. 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 5 years from the date of issue and replaces Decision No. 352/QD-BXD dated July 21, 2014 of the Minister of Construction.