The Tappan Zee Bridge Project

As part of the design team for the Tappan Zee Bridge design-build project, KC provided design support services for this project including on the bridge approach, approach roadways, new maintenance access ramps connecting the Thruway mainline and River Road in Rockland County, associated adjustments to River Road, on- and off-ramp adjustments at Interchange 9, retaining walls and noise walls, drainage systems, stormwater treatment systems, signing and pavement markings, lighting, erosion control, slope stabilization and stormwater pollution prevention, and maintenance and protection of traffic.

KC provided design and construction support services.