Laboratory Accreditation
Our laboratory is accredited by the American Association of State Highway and Transportation Officials(AASHTO), and all tests are performed in accordance with American Society for Testing and Materials (ASTM) and U.S. Army Corps of Engineers (USACE) requirements, as applicable.

Standard Laboratory Testing Services
Our laboratory provides the following material laboratory tests, but not limited to this list. Please contact our ANS Consultants Laboratory for your specific test requests.
     • Soils Testing
     • Sieve Analysis – ASTM C136M-19
     • Hydrometer – ASTM D7928-17
     • Atterberg Limits – ASTM
     • Soil Moisture Content – ASTM
     • Consolidate Undrained Direct Shear Test – ASTM D6528-17
     • Proctor laboratory tests – Standard (ASTM D698-12e2) and Modified Compaction (ASTM D1557-07)
     • California Bearing Ratio (CBR) – ASTM D1883-16
     • pH of soils – ASTM D4972-19
     • Thermal Resistivity – D5334-14
     • Rock Testing
     • Unconfined Compressive Strength of Rock – ASTM D2938-95
     • Direct Tensile Strength of Rock – ASTM D2936-20
     • Asphalt
          Maximum theoretical specific gravity, bulk specific gravity, field sample stability, flow by percent air voids, Marshall Method, thickness and unit weight of cores
     • Concrete
         Compressive strength of concrete cylinders, Flexural strength of concrete beams, Air dry unit weight test
     • Mortar and Grout
         Compressive strength, cubes or cylinders