Recognition content
The list of testing criteria eligible for specialized construction activities of LAS-Construction 158 laboratory includes: Cement mechanical testing; Heavy concrete and concrete mixtures; Test concrete aggregates and mortar; Physical and mechanical testing of soil materials in the laboratory; Inspection of construction steel; Asphalt concrete; Field testing; Testing construction mortar and mortar for lightweight concrete; Mechanical testing of masonry bricks; Mechanical testing of concrete bricks; Mechanical testing of self-inserting concrete bricks; Testing tiles and facing stones; Testing residential electrical wires; Testing plastic pipes and electrical conduits; Construction glass testing; Bitumen; Acid-based asphalt emulsion; Physical and mechanical testing of mineral powder materials in asphalt concrete; Bentonite mechanical testing; Lightweight concrete - foam concrete bricks, non-autoclaved gas; Lightweight concrete - autoclaved concrete block (ACC); Construction wood testing; Terrazo tiles; Plasterboard, putty; Water analysis for construction; Try geotextiles – absorbent wicks, absorbent wick covers, oil paper; Precast concrete hollow wall panels; Construction tile 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 to replace the old standards, the corresponding new standards must be applied. This certificate is valid for 5 years from the date of issue.