Recognition content
The list of testing criteria eligible for specialized construction activities of LAS-Construction 255 laboratory includes: Cement testing; Aggregate testing for concrete and mortar; Try bitumen; Testing of emulsions, acid-based asphalt, polymer resins; Liquid asphalt test; Physical and mechanical testing of mineral powder in asphalt concrete; Chemical testing of water used in construction; Testing of concrete and heavy concrete mixtures; Asphalt concrete testing; Metal testing and welded joints; Laboratory soil mechanical testing; Field testing; Mechanical testing of block bricks; Mechanical testing of self-inserting concrete bricks; Physical and mechanical testing of cement floor tiles; Mechanical testing of masonry bricks; Mechanical testing of Terrazzo tiles; Physical testing of Granito tiles; Autoclaved aerated concrete bricks and non-autoclaved aerated concrete; Physical and mechanical testing of natural/artificial tiles and paving stones; Mechanical testing of roofing tiles; Testing construction mortar; Testing geotextiles, wicks and wick covers; Testing rubber bridge bearings, expansion joints, and water stops; HDPE pipes and fittings, PVC pipes and fittings; Paint 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 05 years from the date of issue and replaces Certificate No. 680/GCN-BXD dated October 17, 2018.