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 05 years from the date of issue and replaces Decision No. 159/QD-BXD dated April 7, 2016 of the Minister of Construction.