Recognition content
The list of testing criteria eligible for specialized construction activities of LAS-Construction 28 laboratory includes: Physical and mechanical testing of cement; Cement chemistry test; Aggregate testing for concrete and mortar; Heavy concrete and concrete mixtures; Construction mortar testing; Testing of metal materials and welded joints; Field testing; Mechanical testing of masonry bricks; Testing concrete bricks and self-inserting bricks; Asbestos corrugated board testing; Testing concrete hollow wall panels. Technical standards used for the 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 05 years from the date of issue and replaces Decision No. 330/QD-BXD dated July 9, 2014 of the Minister of Construction.