• Construction and Design Department provides the following services:
  • Engineering Services
  • Equipments

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Laboratory Testing Schedule Routine laboratory testing of soils and rock (e.g. Atterberg limit, gradation, pH, electrical resistivity, proctor, etc.) Slake durability of shales and similar weak rocks Resilient Modulus test Triaxial shear testing of soil and rock Consolidation testing of soil Evaluation of shrinkage and swelling of soil Permeability of soil and rock Direct shear testing of soil and rock Residual shear strength test Pin hole test Elastic modulus of intact bedrock Unconfined compression test of undisturbed soil samples Point load test of intact bedrock samples California Bearing Ratio Test (CBR) Sand Equivalency Asphalt testing (e.g. extraction and gradation, rice gravity, road cores densities, Hveem tests, etc.) Concrete testing (e.g. concrete cylinders break load)

Drilling Equipment CME 55 Drilling Rig On Truck CME 55 HT Drilling Rig On Truck CME 75 HT Drilling Rig On Truck CME 45 B mounted on Bombadier All Terrain Vehicle All Drilling Rigs Equipped with: Solid stem augers Hollow stem augers from 3-1/4 inch to 8-1/4 inch Split spoon sampler Thin wall tube samplers Texas cone penetrometer Tri-cone rock bits and drag bits Diamond bits 5 feet NWD 4 core barrel CME Auto hammer (except CME 45) Carbide Tipped drilling bit 250 Gallon capacity water tank 2000 F-350 flat bed support vehicle, equipped with additional 350 Gallon capacity water tank 2004 GMC-5500 flat bed support vehicle, equipped with additional 550 Gallon capacity water tank

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