Recognition content
The list of testing criteria eligible for specialized construction activities of LAS-Construction 558 laboratory includes: Physical and mechanical testing of cement; Testing of concrete and heavy concrete mixtures; Aggregate testing for concrete and mortar; Laboratory soil mechanical testing; Testing metal materials, welding connections; Field testing; Testing construction mortar; Polymer-based durable mortar; Chemical analysis of water for construction; Asphalt concrete testing; Asphalt testing – liquid asphalt; Physical and mechanical testing of mineral powder materials in asphalt concrete; Fired clay bricks, determined; Concrete bricks, determined; Self-inserting, defined concrete bricks; Tezaro bricks; Cement tiles, granito, defined; Test roof tiles, determine; Testing of tiles - natural/artificial stone; Testing of natural paving stones, identification; Testing artificial paving stones, determining; Construction glass testing; Testing of geotextiles, geogrids and permeable wicks; Physical and mechanical testing of sheets, waterproofing membranes and waterproofing materials; Test of Portland cement-based wall putty, determine; Epoxy resin-based adhesive for concrete; Testing of materials containing synthetic fibers; Plaster test – bare plaster skeleton; Testing Alkali paint, wall paint, emulsion paint; Mechanical testing of construction wood; Testing artificial wood boards and floors; Testing PVC, HDPE pipes, plastic materials, waterstops, accessories; Electric cables, communication wires, conduits, cable tray ladders in civil construction.
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 issuance and replaces Certificate No. 26/GCN-BXD dated June 26, 2018 and No. 720/GCN-BXD dated October 29, 2018 of the Ministry of Construction.