Recognition content
The list of testing criteria eligible for specialized construction activities of LAS-Construction 433 laboratory includes: Cement testing; Testing aggregates for concrete and mortar; Testing of concrete and heavy concrete mixtures; Testing construction mortar; Testing of physical and mechanical properties of mineral powder in asphalt; Bentonite solution testing; Testing of fired clay bricks; Testing concrete bricks (aggregate concrete bricks - cement); Mechanical testing of self-inserting concrete bricks; Testing terrazzo tiles; Bitumen testing; Asphalt concrete testing; Check metal and metal welds; Laboratory soil testing; Field 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 05 years from the date of issue, replacing Decisions: No. 135/QD-BXD dated April 24, 2012, No. 391/QD-BXD dated October 3, 2012 and No. 392/QD-BXD dated October 3, 2012. October 3, 2012.