Granite Construction
Prepared cofferdam designs, borepit and receiving pit systems, and other excavation shoring designs on various projects throughout California.

Archer Western Contractors, Ltd.
Prepared over 100 designs on various projects in California and Georgia including microtunneling pits, deep trench excavation shoring, and temporary supports for large diameter pipes spanning excavations.

Trench Shore Rentals
Prepared excavation shoring plans using the Krings & Protec Slide Rail System, trench shields, and hydraulic trench jacks and designed temporary bridges on projects in the Los Angeles and San Diego areas.

Western Summit Constructors, Inc. 
Prepared various excavation shoring, and safety designs for WWTP expansions, in addition to seismic bracing and permanent footing systems.

Coble Trench Safety
Prepared trench shield, slide rail, beam and plate and many other shoring designs for projects in North Carolina and Virginia.

The ICON Group
Prepared various slide rail and beam and plate shoring designs including complicated phased and tie back shoring systems for various projects throughout the Eastern United States.

Vadnais Corporation
Designed microtunneling pits up to 110’-deep and other excavation shoring plans using pre-cast concrete rings, sheet piles, soldier piles, and trench shields on a variety of projects in Minnesota, Washington, and California.

TC Construction Company
Prepared excavation shoring designs  for deep jack and bore pits at La Jolla Trunk Sewer project, as well as various beam and plate, trench shield, and slide rail designs throughout San Diego region.

Teichert Construction
Prepared over 100 excavation shoring designs and safety plans throughout Northern California.

James W. Fowler
Completed shoring and pipe support designs on various projects throughout Oregon including 40’-50’ deep multi-tiered sheet pile bore pits and reinforced concrete thrust block systems.

Anderson Pacific
Designed irregular shaped sheet pile and beam and plate shoring pits in difficult bay muds and high groundwater tables for projects throughout the San Francisco Bay Area.