Eldon L. Abbott, PE

Principal Engineer, Tunnel and Geotechnical Engineering

Eldon has over 40 years of professional experience encompassing a broad range of geotechnical engineering, tunneling, transit infrastructure, marine facilities, and large subterranean structures. Prior to joining Reliance Engineers, Eldon served as Vice President, Principal Project Manager, and Senior Professional Associate at Parsons Brinckerhoff.

Over the course of his career, he has acted as Project Manager and/or Technical Director on several high-profile infrastructure projects, including the tunnel crossing beneath the Main Shipping Channel in Miami’s Biscayne Bay for the Florida Department of Transportation (FDOT); design and construction phase services for the North Dorchester Combined Sewer Overflow (CSO) Tunnel in South Boston; and construction-phase services for the Boston Harbor Effluent Outfall Tunnel, which, at the time of completion, was the longest single-entry tunneled outfall in the world.

His portfolio also includes the underground portions of a $96 million healthcare facility featuring a five-level subterranean parking garage, and the design of the award-winning, seven-level Post Office Square Underground Parking Garage and Urban Park in Boston, accommodating 1,400 vehicles.

In addition to his engineering accomplishments, Eldon is the author of the chapter “Preparation of Contract Documents for Subsurface Projects” in Subsurface Conditions: Risk Management for Design and Construction Management Professionals, published by John Wiley & Sons in 1998.