Recognition content
The list of testing criteria eligible for operation in this Certificate includes: Cement physical and mechanical testing; Heavy concrete and concrete mixtures; Testing aggregates for concrete and mortar; Laboratory soil mechanical testing; Inspection of construction steel; Construction mortar; Chemical additives for concrete; Asphalt concrete; Physical and mechanical testing of mineral powder materials in B.T.N; Bitumen; Acid-based asphalt emulsion; Field testing; Tiles, paving stones; Bentonite test; Chemical analysis of water used for concrete; Experiment on steel-reinforced rubber spherical bearings and spherical bearings; Geotextile - permeable wick and permeable cover. Technical specifications used for 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. 620/QD-BXD dated November 16, 2015 by the Minister of Construction