Recognition content
The list of testing criteria eligible for specialized construction activities of LAS-Construction 969 laboratory includes: Mechanical and physical testing of cement; Testing sand, rock, and gravel; Testing of concrete and heavy concrete mixtures; Testing construction mortar; Mechanical testing of bricks; Check steel, metal, welds; Laboratory soil mechanical testing; Field testing; Asphalt concrete; Bitumen, liquid asphalt, acid emulsion.
Technical standards used for tests are fully listed, including Vietnamese and foreign standards (if any). When there is a new version of a technical standard replacing the old standard, the corresponding new standard must be applied.
This certificate is valid for 5 years from the date of issue.