Address
LK 132 khu Cổng Đồng, phường La Khê, quận Hà Đông, Hà Nội.
Laboratory address
LK 132 khu cổng Đồng, phường La Khê, quận Hà Đông, Hà Nội.
Recognition content
The list of testing criteria eligible for specialized construction activities of LAS-Construction 33 laboratory includes: Method of testing the strength of anchors in concrete structures; Method of checking bolt tightening force; Testing prestressed cable insert mortar, determining: amount of clumping on the screen, flow, water separation and volume change, setting time and determining compressive strength; Waterproofing materials - bitumen paint: Determination of drying time and adhesion of paint film on concrete; Paint experiment: determine dry paint film thickness; Determine the change in cured mortar length; Mortar for lightweight concrete - Determination of adjustment time, capillary water absorption coefficient; Crack monitoring and construction tilt monitoring.
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 supplements Certificate No.: 228/GCN-BXD dated November 18, 2021 of the Minister of Construction on the issuance of Certificate of eligibility for specialized construction testing activities to Joint Stock Company Thang Long technical section and valid until November 18, 2026