Recognition content
The list of testing criteria eligible for specialized construction activities of the LAS-Construction 511 laboratory includes: Concrete mixture and heavy concrete; Test concrete aggregates and mortar; Check metal and welding materials; Asphalt concrete; Bitumen; Field testing; Construction mortar; Masonry; Mechanical testing of tiles; Mechanical testing of self-inserting concrete bricks; Mechanical testing of concrete block bricks; Fired clay tiles; Mechanical testing of cement; Laboratory soil; Physical and mechanical testing of mineral powder materials in asphalt concrete; Water chemical analysis; Geotextile. 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. 94/QD-BXD dated March 15, 2010 of the Minister of Construction.