Recognition content
The list of testing criteria eligible for specialized construction activities of LAS-Construction 244 laboratory includes: Cement testing; Aggregates for concrete and mortar; Heavy concrete and concrete mixtures; Construction mortar; Testing bricks and concrete products; Steel, metal, weld; Test wires, power cables, signal cables and electrical equipment accessories; Chemical analysis of water for construction; Mechanics of soil, sand, crushed stone in the room; Field experiments; Asphalt concrete; Bitumen, liquid asphalt, acid emulsion; Rubber bridge bearings, expansion joints, waterproof membranes, water blocking tape.
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.