NV5’s geotechnical and materials testing group is committed to assisting our private, municipal, state and federal clients as they lay solid foundations for their projects. Our team provides high quality engineering and testing services that go above and beyond industry standards, assisting owners and engineers in choosing appropriate siting, materials, equipment, and earthworks procedures for their construction projects. Our engineers and technicians maintain their testing and engineering capabilities at state-of-the-art levels through continuing education and certification programs. NV5 maintains full-service soils, concrete, and asphalt testing laboratories. Our test machines are calibrated in accordance with applicable ASTM and AASHTO standards.  All field and laboratory testing is performed in accordance with applicable ASTM, AASHTO, ACI, State DOT, and local municipality standards. Our field personnel include ACI certified concrete technicians, NICET certified soils, concrete and asphalt technicians, and DOT certified soils, concrete, and asphalt technicians.
NV5 Geotechnical Engineering Services Include:Â
- Engineering Test Borings and Test Pits
- Rock Coring
- Seismic Refraction Testing
- Advanced insitu testing including pressuremeter, dilatometer, and P-S wave suspension logging
- Seismic fault investigations
- Grain Size Analysis
- Atterberg Limits Testing
- Swell Pressure Testing
- Triaxial Shear and Modulus Testing
- Consolidation Testing
- Permeability Testing
- Unconfined Compression Testing
- Lab and Field CBR Testing
- Selection of Seismic Design Parameters
- Liquefaction Potential Studies
- Site Grading Specifications
- Foundation Evaluations and Alternatives Analysis
- Shallow and Deep Foundation System Design
- Installation Inspection of Deep Foundations
- Pile Driveability and Capacity Analysis
- Pile lateral and axial capacity curves
- Ground Improvement/Remediation Recommendations
- Remedial Measure Supervision/Testing
- Earth Dams Investigation and Analysis
- Seepage Analyses
- Slope Stability Analysis and Repair Recommendations
- Settlement Analysis including Finite Element Modeling
- Pavement Design
- Specifications Review
- Excavation, Shoring, and Dewatering Recommendations
- Dewatering Design
- Cantilevered, Anchored, and Braced Sheet Pile Analyses
NV5 Construction Materials Testing Services Include:Â
Soil Testing:
- Maximum Density & Optimum Moisture Content
- Field Compaction Testing
- Nuclear, Sand Cone, Drive Cylinder
- Field CBR Testing
- Borrow Studies
- Evaluation of Soil Bearing Capacity
- Sieve Analysis
- Hydrometer Analyses
- Sand Equivalent
- Corrosion Potential (ph, Sulfate, Chloride, Resistivity)
- Consolidation/Collapse
- R-Value
- California Bearing Ratio (CBR)
Concrete Testing:
- Mix Designs and Verification
- Compressive Strength Testing
- Flexural Strength Testing
- Aggregate Testing
- Batch Plant Inspection
- Coring and Core Testing
- Field Testing
- Anchor Load Tests
Bituminous Mixtures:
- Quantitative Extraction
- SuperPave Mix Design and Analysis
- RICE Gravity Testing
- Field Evaluations
- Mix Design
- Coring and Core Evaluations
- Pavement Failure Studies
