Recognition content
The list of testing criteria eligible for specialized construction activities of the LAS-Construction 721 laboratory includes: Testing of cement physical and mechanical criteria; Testing of physical and mechanical properties of aggregates used for concrete and mortar; Testing of physical and mechanical properties of concrete and heavy concrete; Testing reinforced concrete sewers; Testing of physical and mechanical properties of construction mortar; Mechanical testing of fired clay bricks; Testing lightweight concrete bricks; Testing of AAC autoclaved bricks; Mechanical testing of concrete bricks; Mechanical testing of self-inserting concrete bricks; Mechanical testing of terrazo tiles; Physical and mechanical testing of stone, tiles and granito; Mechanical testing of natural paving stones; Testing the physical and mechanical properties of soil, sand, and crushed stone in the room; Field testing; Testing construction steel - metal materials; Electrical cable testing; Prestressed cable testing; Experimenting with shaped aluminum in construction, aluminum with steel core; Asphalt concrete; Bitumen resins and emulsions, MC; Physical and mechanical testing of mineral powder materials in asphalt; Testing PVC, HDPE, PPR, PE pipes and pipe accessories; Testing house paint, road paint, varnish; Wood testing, wood patching; Construction glass testing; Waterproofing materials – waterstop tape, polymer elastic joints; Chemical additives for concrete; Testing plasterboard and putty; Water testing; Bentonite test; Testing geotextile fabrics and products, absorbent wicks. 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. 159/QD-BXD dated April 7, 2016 of the Minister of Construction.