Foundation Piers


Norfolk Southern RR Bridge

Description: Tri-State’s expertise in wet conditions and rock applies well to many bridge foundation applications. Tri-State adhered to a difficult schedule and provided superior results on time during this project at the Norfolk Southern RR Bridge in Front Royal, VA. Date Published: 12/03/2016 Categories: Foundation Piers Client: LC Whitford Company, for Norfolk Southern Railroad

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Minnesota Historical Society Building

Description: An unusually tight schedule and deep excavations to rock made this project a good fit for Tri-State’s capabilities. Tri-State is proud of our contribution to maintaining the vibrant culture of the Twin Cities by our work on this project, as well as work on the Lake Street Bridge, the Fourth Street Parking Ramp which…

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Secant Wall

Description: Tri-State installed this secant wall to secure an AEP four-legged tower from erosion by the Arkansas River. Date Published: 12/03/2016 Categories: Foundation Piers Client: American Electric Power

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