Recognition content
The list of testing criteria eligible for specialized construction activities of the LAS-Construction 1105 laboratory includes: Mechanical and physical testing of cement; Testing of concrete and heavy concrete mixtures; Aggregate testing for concrete and mortar; Laboratory soil mechanical testing; Testing of metal materials and welded joints; Asphalt concrete testing; Bitumen testing; Field testing; Testing construction mortar; Mechanical testing of masonry bricks; Mechanical testing of concrete bricks; Mechanical testing of self-inserting concrete bricks; Physical and mechanical testing of mineral powder materials in asphalt concrete; 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. 177/QD-BXD dated April 26, 2011 of the Minister of Construction on recognizing the capacity to perform tests of specialized construction laboratories LAS-XD 1105.
