Recognition content
The list of testing criteria eligible for specialized construction activities of the LAS-Construction 1396 laboratory includes: Mechanical and physical testing of cement; Mechanical testing of aggregates for concrete and mortar; Physical and mechanical testing of mixed BT and heavy BT; Physical and mechanical testing of construction mortar and lightweight brick mortar; Mechanical testing of baked clay bricks; Physical and mechanical testing of lightweight concrete bricks (foam concrete bricks, non-autoclaved gas - according to TCVN 9029:2011); Autoclaved aerated concrete (AAC) bricks; Physical and mechanical testing of concrete bricks (aggregate-cement concrete bricks); Mechanical testing of self-inserting concrete bricks; Asphalt concrete testing; Bitumen plastic testing (bitumen – YCKT TCVN 7493:2005); Liquid asphalt testing; Acid asphalt emulsion test; Mechanical testing of bentonite solution; Metal inspection, welding; Soil mechanical testing in the laboratory; Field testing; Chemical analysis of water 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.