Recognition content
The list of testing criteria eligible for specialized construction activities of LAS-Construction laboratory 48 includes: Physical and mechanical testing of cement; Heavy concrete and concrete mixtures; Testing aggregates for concrete and mortar; Laboratory soil mechanical testing; Testing of metal materials and welded joints; Field testing; Testing construction mortar; Asphalt concrete; Bitumen; Mechanical testing of masonry bricks; Mechanical testing of concrete bricks; Physical and mechanical testing of bricks, cement floor tiles; Roofing tile testing; Physical and mechanical testing of mineral powder materials in asphalt concrete; Mechanical testing of terrazo tiles; Mechanical testing of self-inserting concrete bricks; Asphalt emulsion testing; Liquid asphalt testing.
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.