Recognition content
The list of testing criteria eligible for specialized construction activities of LAS-Construction 997 laboratory includes: Cement testing; Testing concrete mixtures and heavy concrete; Testing concrete aggregates and mortar; Laboratory soil testing; Metal and weld testing; Asphalt concrete testing; Bitumen plastic testing; Field experiments; Construction mortar testing; Main tests and equipment for testing masonry materials; Experimenting with mineral powder in asphalt; Physical and mechanical testing of cement floor tiles. 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. 425/QD-BXD dated October 29, 2012 by the Minister of Construction.