Recognition content
The list of testing criteria eligible for specialized construction activities of LAS-Construction 329 laboratory includes: Cement and sulfate cement testing; Testing concrete mixtures and heavy concrete; Aggregate testing for concrete and mortar (sand, stone); Asphalt concrete testing; Bitumen plastic testing; Soil mechanical testing; Testing of metal materials, prestressed cables and welded connections; Testing concrete block bricks; Lightweight concrete block bricks (foam BT bricks, non-autoclaved gas); Mechanical testing of masonry bricks; Experiment with self-inserting concrete bricks; Testing of cement floor tiles; Terrazzo tile experiment; Testing roof tiles and cement tiles; Testing construction mortar, pipe insert mortar, lightweight concrete mortar, polymer-based chemically durable mortar; Mechanical testing of mineral powder materials in asphalt; Chemical analysis of water for construction; Bentonite and Polymer, clay testing; Testing of acid-based asphalt emulsion; Testing of Polymer and PVC water barriers (Waterstop); Construction glass testing; Slag, fly ash, chemical additives for concrete; Testing HDPE pipes and pipe accessories, HDPE twisted plastic pipes; Testing PVB, uPVC, PPR panels; Plasterboard; Field testing; Drainage reinforced concrete pipes, drainage box culverts; Reinforced concrete technical trenches, reinforced concrete ditches; Liquid asphalt experiment; Testing of tiles and granite; Gabions, plastic-coated steel wire & stone mats (Gabion, Matiesse); Cement and soil mixture, soil reinforced binder; Concrete structures and precast concrete; Rubber bridge bearings and expansion joints; Precast concrete hollow wall panels; Testing insulation materials and refractory materials; Geotextile, PP sacks, absorbent wicks and absorbent wick covers.
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 05 years from the date of issuance and replaces Certificate No. 395/GCN-BXD dated June 26, 2018 of the Minister of Construction.