The list of testing criteria eligible for specialized construction activities of the LAS-Construction 521 laboratory includes: Aggregates used for concrete and mortar; Testing of physical and mechanical criteria of asphalt concrete; Testing of physical and mechanical criteria of solid asphalt; Testing of physical and mechanical criteria of liquid asphalt; Testing of physical and mechanical criteria of acid asphalt emulsion; Testing of physical and mechanical properties of mineral powder; Testing of physical and mechanical properties of cement; Testing of physical and mechanical criteria of cement concrete; Testing of physical and mechanical properties of soil in the room; Testing of physical and mechanical properties of construction mortar; Testing of physical and mechanical criteria of fired clay bricks; Testing of physical and mechanical criteria of concrete block bricks; Testing of physical and mechanical criteria of self-inserting concrete bricks; Testing of physical and mechanical criteria of cement floor tiles; Testing of physical and mechanical criteria of metal - welded joints; Construction water testing; Try Bentonite; Sewer pipe experiment; Field testing.
Technical standards used for tests are fully listed, including Vietnamese and foreign standards (if any). When there is a new version of a technical standard replacing the old standard, the corresponding new standard must be applied.
This certificate is valid for 5 years from the date of issue.
Last update
07/03/2022 - 6 update.
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