Recognition content
The list of experimental criteria eligible for specialized construction activities of the LAS-Construction 1891 laboratory includes: Physical and mechanical testing of cement and cement additives; Heavy concrete and concrete mixtures; Physical and mechanical testing of aggregates for concrete, mortar, and bedrock; Field experiments; Soil/rock mechanical testing in the room; Check metal and welded connections, cables; Asphalt concrete testing; Bitumen testing; Testing construction mortar; Bentonite mechanical testing; Physical and mechanical testing of mineral powder materials in asphalt; Mechanical testing of masonry bricks; Mechanical testing of concrete block bricks and self-inserting concrete bricks; Testing of asphalt concrete - autoclaved aerated concrete (AAC) bricks; Try soil-cement mix; Liquid asphalt test; Acid-based asphalt emulsion.
Technical standards used for tests are fully listed, including Vietnamese and foreign standards (if any). When there is a new version of a technical standard replacing the old standard, the corresponding new standard must be applied.
This certificate is valid for 5 years from the date of issue.