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Willdan Geotechnical offers complex and routine Geology and Geotechnical services.
Geotechnical Engineering
- Subsurface exploration
- Soil testing
- Settlement analysis
- Slope stability evaluation
- Ground improvements
- Soil stabilization
- Pavement design and evaluation
- Shallow and deep foundation recommendations
- Hillside grading recommendations
- Construction inspection and monitoring
Earthquake Engineering
- Dynamic soil behavior
- Ground motions evaluation
- Liquefaction investigation and mitigation
- Seismic analysis of slopes and retaining walls
- Seismic rehabilitation of existing foundation
Engineering Geology and Hydrogeology
- Feasibility Investigations
- Remote sensing imagery analysis
- Geologic mapping
- Fault investigations
- Geologic hazard assessment
- Forensic studies
- Landslide investigation and repair
- Slope erosion investigation and stabilization
- Pump test assessment
- Dewatering analysis
Full-service Geotechnical Laboratory Capabilities
- Nuke gauge
- Atterburg limits
- California bearing ratio
- Compaction & Consolidation
- Collapse
- Direct shear
- Expansion index
- Grain size distribution
- Hydrometer analysis
- In-situ moisture and density
- Sand equivalent
- Specific gravity
- Unconfined compression
Construction Materials Testing and Inspection
- DSA / OSHPD
- Shear wall inspection
- Reinforced / pre-stressed concrete
- Reinforced masonry / DSA
- AWS / CWI
- Spray applied fireproofing
- Drilled in anchors / Epoxy injection
- Batch plant inspection
- Shotcrete/gunite
- Road and floor flatness testing
