Recognition content
The list of testing criteria eligible for specialized construction activities of LAS-Construction 322 laboratory includes: Mechanical and physical testing of cement; Heavy concrete and concrete mixtures; Testing of metal materials and welded joints; Testing bolts, screws, studs, nuts; Test concrete aggregates and mortar; Testing of waterstop tape/pvc elastic joints, polymer waterstop; Laboratory soil mechanical testing; Asphalt concrete testing; Bitumen; Physical and mechanical testing of mineral powder materials in asphalt concrete; Mechanical testing of masonry bricks; Physical and mechanical testing of cement floor tiles; Field testing; Testing construction mortar; Mechanical testing of concrete blocks; Mechanical testing of self-inserting concrete bricks; Mechanical testing of terazo bricks; Soil reinforced with adhesive; Bentonite mechanics; Testing plastic pipes, HDPE; Testing geotextiles – permeable wicks and permeable wick covers; Testing soil-cement mixtures; Chemical additives for concrete; Acid-based asphalt emulsion; Check box culvert; Check round culverts. 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. 454/QD-BXD dated December 23, 2013 of the Minister of Construction.