A premier Geotechnical Engineering firm in the Gulf South. Laboratory Services The determination of soil and construction material properties is essential to efficient judgement. In order to provide you with the necessary data quickly and accurately all offices of Soil Testing Engineers have fully equipped laboratories (LDEQ Accredited) capable of general geotechnical testing. STE is equipped to test soil, geosynthetic and construction materials. The following are examples of tests performed: GEOSYNTHETIC TESTS Shear Tear Puncture Destructive Seam CONCRETE TESTS Comprehensive Strength Mix Design SOIL TEST Classification Shear Strength Consolidation Permeability Moisture Content / Density Particle Size Analysis