Recognition content
The list of testing parameters for which laboratory LAS-XD 681 is qualified to operate in the Construction sector includes: Testing of cement and cement additives; Testing of cement mechanics and sulfate-resistant cement; Testing of aggregates for concrete and mortar; Testing of concrete mixes and heavy concrete; Testing of concrete mechanics, concrete mixes and reinforced concrete structures; Testing of construction mortar, pipe grouting mortar, lightweight concrete mortar, polymer-based chemical-resistant mortar, tile adhesive mortar, non-shrink grout; Testing of mortar mechanics; Testing of chemical additives for concrete, active mineral additives; Testing of fired clay bricks; Testing of concrete bricks; Testing of reinforced concrete culverts and box culverts; Reinforced concrete technical trenches; Precast concrete curb products; Testing of lightweight concrete products; Natural paving/stone tiles; Testing of interlocking concrete bricks; Testing of bentonite solution; Testing of terrazzo tiles; Testing of cement paving tiles; Testing of aluminum mechanics. Testing of fired clay roof tiles; Testing of wood and plywood; Testing of mineral powder materials in asphalt concrete; Testing of asphalt concrete; Testing of bitumen; Testing of liquid asphalt; Testing of acid asphalt emulsion; Testing of paint; Traffic signal paint, thermoplastic road surface paint; Chemical analysis of aggregates; Mechanical and physical testing of refractory materials; Testing of metal materials and welds; Testing of electrical wires, cables, and fiber optic cables in civil construction; Laboratory testing of soil mechanics; Field testing; Chemical analysis of water for construction; Geotextiles, geogrids; Drainage wicks; Testing of waterproofing materials; Testing of paints and varnishes; Testing of waterproofing membranes; Testing of waterproofing screens; Testing of insulation materials; Testing of PVC pipes, pipes and fittings, HDPE corrugated pipes; Testing of gypsum boards, fiber cement boards, wall putty; Surveying and monitoring of construction projects; Testing of glass products; Mechanical and physical testing of rubber bridge bearings, expansion joints and rubber gaskets; The certificate specifies the physical and mechanical properties of concrete poles and prestressed concrete piles; chemical additives; mineral additives; soil, sand, and stone reinforced with binders and cement. The technical standards used for the tests are fully listed, including Vietnamese and foreign standards (if any). When a new version of a technical standard replaces an old one, the corresponding new standard must be applied. This certificate is valid for 5 years from the date of issuance and replaces Certificate No. 756/GCN-BXD dated November 9, 2018, issued by the Minister of Construction.