Recognition content
The list of testing criteria eligible for specialized construction activities of LAS-Construction 138 laboratory includes: Mechanical and physical testing of cement; Heavy concrete and concrete mixtures; Testing aggregates for concrete and mortar; Laboratory soil mechanical testing; Testing of metal materials and welded joints; Field testing; Testing construction mortar; Asphalt concrete; Bitumen; Mechanical testing of masonry bricks; Mechanical testing of concrete bricks; Physical and mechanical testing of cement floor tiles; Mechanical testing of roofing tiles; Physical and mechanical testing of mineral powder materials in asphalt concrete; Mechanical testing of terrazo tiles; Asphalt emulsion testing; Testing construction mortar; Mechanical testing of self-inserting concrete bricks; Liquid asphalt 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. 148/QD-BXD dated May 24, 2013 of the Minister of Construction.