Recognition content
The list of testing criteria eligible for specialized construction activities of LAS-Construction 331 laboratory includes: Testing concrete aggregates and mortar; Laboratory soil mechanical testing; Inspection of construction steel; Bentonite solution; Terrazzo tiles; Acid asphalt emulsion. Technical standards 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 takes effect from the date of issue, supplementing the scope of the Certificate of eligibility for operation. Construction specialized experiment No. 604/GCN-BXD issued on August 31, 2018.