Recognition content
The list of testing criteria eligible for specialized construction activities of the LAS-Construction 522 laboratory includes: Cement mechanical testing; Heavy concrete and concrete mixtures; Test concrete aggregates and mortar; Testing construction mortar; Laboratory soil mechanical testing; Metal material inspection test; Asphalt concrete testing; Bitumen testing; Liquid asphalt test; Acid asphalt emulsion test; Physical and mechanical testing of mineral powder materials in asphalt concrete; Field testing; Fired clay bricks; Mechanical testing of concrete bricks; Mechanical testing of bentonite solution; Testing geotextiles, permeable wicks, geogrids; Paint testing; Testing plastic pipes, HPDE pipes and pipe accessories; Putty; Construction glass testing; Plasterboard testing; Testing wood materials; Electrical wire testing. 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 05 years from the date of issue and replaces Decision No. 46/QD-BXD dated January 28, 2010 by the Minister of Construction.