Recognition content
The list of testing criteria eligible for specialized construction activities of LAS-Construction 843 laboratory includes: Physical and mechanical testing of cement; Heavy concrete and concrete mixtures; Test concrete aggregates, mortar and bedrock; Asphalt concrete; Testing physical and mechanical properties of mineral powder used for asphalt concrete; Bitumen resin & emulsion; Laboratory soil mechanical testing; Metal testing; Field testing; Testing construction mortar; Mechanical testing of masonry bricks; Mechanical testing of roofing tiles; Experimenting with foam concrete bricks, non-autoclaved aerated concrete, and autoclaved aerated concrete bricks; Mechanical testing of concrete blocks; Mechanical testing of self-inserting concrete bricks; Terazo brick experiment; Experimenting with natural stone cladding and paving; Mechanical testing of tiles; Paint experiment; Construction glass testing; Electrical wire testing; Bentonite; Chemical additives and active mineral additives for concrete; Chemical analysis of water for construction; PPR, PVC, HDPE plastic pipes and accessories; Rubber experiment; Test wood mechanics; Putty experiment; Plaster experiment; Testing geotextiles, absorbent wicks, geogrids. 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 5 years from the date of issue and replaces Decision No. 248/QD-BXD dated May 23, 2014 and No. 279/QD-BXD dated June 20, 2014 of the Minister of Construction.