Recognition content
The list of testing criteria eligible for specialized construction activities of the LAS-Construction 640 laboratory includes: Testing of cement and adhesives; Testing aggregates for concrete and mortar; Testing physical and mechanical properties of crushed sand; Testing lightweight concrete aggregates; Testing masonry; Testing unburnt concrete bricks and self-inserting concrete; Testing lightweight concrete bricks, autoclaved and non-autoclaved aerated concrete bricks; Test tile samples; Testing terrazo tiles; Ceramics testing; Testing natural stone and paving; Testing stone cladding and artificial stone paving; Testing ceramic tiles and tiles; Testing tiles and granito tiles; Testing cement floor tiles; Putty testing; Bentonite test; Testing concrete and mortar; Metal testing and welded joints; Testing rubber pillows and expansion joints; Testing construction water samples; Testing of chemical and mineral additives; Testing of fly ash and hardening materials; Testing pipes and fittings; Testing PE, HDPE, SDR-PR pipes; Conduit testing; Test paint samples; Testing waterproof materials; Testing waterproof membranes and rubber gaskets; Construction glass testing; Testing drywall frames; Testing frames and doors; Testing civil electric wires, cables and accessories; Physical and mechanical testing of soil, rocks, and gravel in the room; Field testing; Asphalt test – liquid asphalt; Asphalt emulsion testing; Testing mineral powder in asphalt concrete; Asphalt concrete testing; Polymer asphalt testing; Testing of geotextiles, wicks and wick covers; Testing industrial wood fiberboard, MDF board, plywood board, and solid wood; Compact plate test; Composite panel testing; Natural wood testing; Testing soil-cement mixtures; Testing waterproof clay sheets and mats. Technical standards used for the 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. 140/QD-BXD dated March 30, 2016 of the Minister of Construction.