Recognition content
The list of testing criteria eligible for specialized construction activities of the LAS-Construction 1839 laboratory includes: Mechanical and physical testing of cement; Testing of concrete and heavy concrete mixtures; Testing concrete aggregates and mortar; Asphalt concrete testing; Bitumen testing; Acid-based asphalt emulsion, liquid asphalt; Laboratory soil mechanical testing; Testing of metal materials and welded joints; Testing construction mortar; Field experiments; Chemical analysis of water for construction; Mechanical testing of bricks; Geotextile permeable fabric and permeable cover; Construction glass testing; Testing plaster, putty, and sanitary ceramics; Testing of tiles; Wood mechanical testing; Paint testing. Technical standards used for tests are fully listed, including Vietnamese and foreign standards (if any). When there is a new version of technical standards replacing the old standards, the corresponding new standards must be applied. This certificate is valid for 05 years from the date of issue.