Recognition content
The list of testing criteria eligible for specialized construction activities of LAS-Construction 841 laboratory includes: Mechanical and physical testing of cement; Testing of concrete and heavy concrete mixtures; Testing construction mortar; Aggregate testing for concrete and mortar; Water testing for concrete and mortar; Laboratory soil mechanical testing; Testing of cement-reinforced soil and rock; Testing steel - metal materials in construction; Asphalt concrete testing; Bitumen asphalt testing; Liquid asphalt testing; Physical and mechanical testing of mineral powder materials used for asphalt concrete; Field testing; Reinforced concrete pipes, reinforced concrete ditches, manholes, electric poles, precast reinforced concrete piles; Mechanical testing of masonry bricks; Mechanical testing of concrete bricks; Testing cement floor tiles and granito tiles; Testing lightweight concrete, autoclaved aerated concrete (AAC); Terrazo tile testing; Testing natural paving stones; Testing of ceramic tiles and tiles; Test of fired clay tiles; Geotextile testing; Mechanical testing of construction wood; Acid-based asphalt emulsion testing; Testing wall paint and traffic signals; Construction glass testing; Bentonite mechanical 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.