Recognition content
The list of testing criteria eligible for specialized construction activities of LAS-Construction 1381 laboratory includes: Mechanical and physical testing of cement; Heavy concrete and concrete mixtures; Sand, crushed stone (gravel), aggregate materials; Inspection of construction steel; 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 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.