Recognition content
The list of testing criteria eligible for specialized construction activities of the LAS-Construction 1225 laboratory includes: Mechanical and physical testing of cement; Testing concrete aggregates and mortar, crushed stone, red gravel; Crushed sand for concrete and mortar; Testing of concrete and heavy concrete mixtures; Mechanical testing of masonry bricks; Mechanical testing of self-inserting concrete bricks; Mechanical testing of concrete block bricks; Testing foam concrete bricks, non-autoclaved gas; Test of autoclaved aerated concrete (AAC) bricks; Testing ceramic tiles and facing stones; Natural paving stone; Testing cement floor tiles; Testing of granito tiles; Testing terrazo tiles; Physical and mechanical testing of roofing tiles and cement tiles; Wall putty; Laboratory soil mechanical testing; Check metal materials and weld connections; Asphalt concrete testing; Testing mineral powder materials in asphalt concrete; Acid-based asphalt emulsion; Asphalt; Liquid asphalt; Construction mortar, non-shrink mortar, tile mortar; Chemical analysis of water for construction; Alkyd paint testing; Bentonite and polymer testing; Testing of gabions, stone mats, steel mesh; Geotextiles – wicks and wick covers, geogrids, airtight screens, threads and geosynthetic products; Testing bitumen waterproofing panels; Chemical additives for concrete; Mineral additives for concrete, cement and construction mortar; Plasterboard testing; Check box culverts and round culverts; Mortar for lightweight concrete; Construction glass products; Field testing; Tile glue; Grout; Lightweight concrete wall panels, steel core panels; Emulsion wall paint. 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. 520/QD-BXD November 24, 2014; 368/QD-BXD dated June 26, 2015; 602/QD-BXD dated November 6, 2015 of the Minister of Construction.