Recognition content
The list of testing criteria eligible for specialized construction activities of the LAS-Construction 734 laboratory includes: Cement mechanical testing; Heavy concrete and concrete mixtures; Test concrete aggregates and mortar, crushed stone mix; Testing construction mortar; Soil testing in the room, gravel grading, gravel grading; Checking metal and metal welds; Asphalt concrete; Bitumen; Physical and mechanical testing of mineral powder materials in asphalt concrete; Field testing; Mechanical testing of masonry bricks; Mechanical testing of concrete bricks; Mechanical testing of self-inserting concrete bricks; Try geotextile – Absorbent wick and remove the absorbent wick cover; Testing of lightweight concrete - foam concrete bricks, non-autoclaved gas; Testing of lightweight concrete – air-exposed concrete block (ACC); Testing tiles, paving stones, Terrazzo tiles; Plasterboard; Testing soil-cement mixtures; Testing chemical additives for concrete; Physical and mechanical testing of Bentonite solution; Wood mechanical testing; Water analysis for construction. 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. 145/QD-BXD dated May 22, 2013 of the Minister of Construction.