Recognition content
The list of testing criteria eligible for specialized construction activities of LAS-Construction 355 laboratory includes: Cement testing; Heavy concrete and concrete mixtures; Testing construction mortar; Physical and mechanical testing of crushed stone aggregates, gravel, concrete sand, construction sand and mortar; Mechanical testing of baked clay bricks; AAC autoclaved aerated concrete bricks; Mechanical testing of self-inserting concrete bricks; Testing plaster ceilings; Mechanical testing of concrete block bricks; Laboratory soil mechanical testing; Mechanical testing of mineral powder materials in asphalt; Asphalt concrete testing; Bitumen testing; Liquid asphalt testing; Inspection of metal, welding, steel structures; Geotextiles – wicks and wick covers; Water chemical analysis; Field testing; Mechanical testing of lightweight concrete bricks.
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.