Slope Stability

Site Characterization

Retaining Walls and Shoring


Numerical Modeling

Ground Improvement

Earthquake Engineering

Retaining Walls and Shoring


GEC has extensive experience performing retaining wall and shoring designs.



Retaining Walls:


  • Cantilever concrete
  • Mechanically stabilized earth (MSE)
  • Soldier pile and lagging
  • Ecology block gravity wall


Shoring Design:


  • Soil Nails
  • Soldier pile and tiebacks
  • Braced excavations
  • Sheet pile




Copyright c GEC 2016

Seattle, Bellevue, Kent

24 Roy St

Seattle, WA 98109

PH: (206) 395-3201


Salem, Portland, Vancouver

2755 Commercial Street

Salem, Oregon

PH: (503) 967-9240