Geotechnical Engineering

We provide comprehensive geotechnical engineering services for public and private clients. We are experts at critical area development, mitigating geologic hazards, characterizing subsurface conditions, and applying state-of-the-art analysis tools to solve problems with soil, rock, and groundwater.

Geotechnical Engineering Services

  • Steep slope development

    Landslide stabilization and repair

    Seismic response

    Liquefaction mitigation

    Erosion mitigation

  • Drilled soil borings

    Limited access drilling

    Excavated test pits

    Cone penetrometer testing (CPT)

    Groundwater monitoring wells

    Infiltration testing

  • Permanent cut and fill slopes

    Temporary excavations

    Landslide mitigation & stabilization

    Debris catchment structures

  • Conventional retaining walls

    Soldier pile walls

    Drilled anchors

    Mechanically stabilized earth (MSE)

    Reinforced soil slopes

    Temporary shoring systems

    Rockeries

  • Buildings and bridges

    Shallow & deep foundations

    Settlement investigations

    Underpinning

    Pin piles

    Helical anchors

  • Aggregate piers

    Deep foundations

    Soil mixing

    Inclusions

    Drains

  • Seepage analyses

    Settlement analyses

    Stability analyses

    Earth embankment design

  • Suitability evaluations

    Analysis & design

    Construction support

    Horizontal directional drilling (HDD)

  • Dewatering

    Subsurface drainage

  • Subsurface Investigations

    We offer comprehensive subsurface investigations that provide in-depth information about soil and groundwater conditions. Our investigations include a range of techniques such as drilling, excavated test pits, hand augers, CPTs, and geophysics.

  • Geologic Hazard Mitigation

    We specialize in evaluating and designing solutions for a variety of geologic hazards, including landslides, earthquakes, unsuitable foundation soils, and erosion. Our team has the expertise to develop customized solutions that mitigate risk and ensure long-term stability.

  • Geotechnical Design & Analysis

    Our team provides geotechnical design and analysis services for a wide range of projects. From retaining walls and trenchless utilities to earth slopes and excavation support systems, we have the experience and expertise to deliver high-quality designs that meet your needs.

  • Steep Slope Development

    We provide geotechnical engineering reports to support development activities on steep slopes. Our reports include detailed analysis and recommendations for residential, commercial, and public infrastructure projects.

  • Foundation Engineering

    We offer geotechnical engineering recommendations for bridge, building, and culvert foundations, including driven piles, drilled shafts, mats, spread footings, and underpinning. Our team has extensive experience designing and implementing foundation solutions for a variety of projects.

  • Slope Stability

    We are experts in slope stability, with a proven track record of back-analyzing landslides, designing engineered slopes, stabilizing failures, and characterizing the nature, extent, and severity of slope hazards. Our team has the knowledge and experience to deliver effective solutions for even the most challenging projects.

  • Dams, Levees, and Revetments

    Our team has extensive experience analyzing, designing, and rehabilitating earth dams, flood control levees, and river revetments. We specialize in assessing settlement, groundwater seepage, and slope stability to ensure long-term stability and safety.

  • Pavement Engineering

    We provide comprehensive pavement engineering services, including the design of concrete and asphalt pavement systems. Our team also conducts condition assessments and designs repairs, replacements, and rehabilitation measures to ensure long-lasting, high-quality pavement solutions.

  • Ground Improvement

    We specialize in designing ground improvement solutions for building on unsuitable soils, including aggregate piers, soil mixing, drains, rigid inclusions, and geosynthetic reinforcement. Our team has the expertise to deliver effective and efficient ground improvement solutions for a variety of projects.

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Civil Engineering