Recognition content
The list of testing criteria eligible for specialized construction activities of the LAS-Construction 1579 laboratory includes: Cement testing; Testing aggregates for mortar, concrete and material mixes; Bitumen testing; Testing emulsions, acid-based sugar resins, polymer resins; Liquid asphalt testing; 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; Soil mechanical testing in the laboratory; Field testing; Rubber bridge bearings, expansion joints, rubber seals, water stop tape; HDPE pipes and fittings, PVC pipes and fittings; Paint 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; Geotextile, absorbent wick and absorbent wick cover.
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. 230/GCN-BXD dated March 25, 2019.