Phone: 425.415.0551

Fax: 425.415.0311


Riley Group Corporate Office

17522 Bothell Way NE

Bothell, WA 98011

© 2014 Riley Group.
All rights reserved.

Geotechnical Engineering

RGI has provided geotechnical engineering services to our clients since 1998. Each project is unique and we strive to provide the same quality service no matter the size, location or site conditions. Our geotechnical group creates a collaborative environment where we work together to solve project challenges using our collective experience and knowledge.

RGI provides project geotechnical support from the early stages of planning and design through the permit and entitlement process and construction.

Routine geotechnical engineering services include:

  • Subsurface Exploration
  • Infiltration Studies
  • Soil Stabilization and Ground Improvements
  • Site Preparation and Grading
  • Seismic Hazard and Liquefaction Analysis
  • Landslide Evaluation and Repair Options
  • Low Impact Development Options
  • Drainage Options
  • Mechanically Stabilized Earth (MSE) Wall Design
  • Foundation and Retaining Wall Design Recommendations
  • Seismic Design Criteria
  • Shoring Design Recommendations
  • Deep Foundation Options

Permit and Design Support

  • Design Team Meetings
  • Permit Review Responses
  • Plan Review
  • Plat Hearings

RGI provides geotechnical engineering construction monitoring and construction oversight. The quality of a project not only depends on engineering design, but also on proper site preparation and construction procedures.

Construction Monitoring →