Recognition content
The list of testing criteria eligible for specialized construction activities of LAS-Construction 745 laboratory includes: Mechanical and physical testing of cement; Aggregate testing for concrete and mortar; Testing of concrete and heavy concrete mixtures; Physical and mechanical testing of mineral powder materials in asphalt concrete; Laboratory soil mechanical testing; Field testing; Testing of metal materials and welded joints; Testing of asphalt concrete and aggregates for asphalt concrete; Testing of liquid asphalt and acid asphalt emulsions; Bitumen testing; Testing masonry; Mechanical testing of terazo bricks; Testing natural paving stones; Testing construction mortar; Bentonite mechanical testing; Chemical analysis of water for construction; Mechanical testing of self-inserting concrete bricks; Physical and mechanical testing of 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 05 years from the date of issue and replaces Decision No. 172/QD-BXD dated April 12, 2016 by the Minister of Construction.