Governor Phil Murphy • Lt. Governor Tahesha Way

Department of Transportation


I-80 Rockfall Mitigation Photo

Project Area

The Project site is located along the westbound lanes of Interstate 80 (I-80), between mileposts 1.04 and 1.45, in Hardwick and Knowlton Townships, Warren County, New Jersey.

Regional Project Location Map
Study Area Map
The Project has been divided into four areas, each of which corresponds to a unique rock slope: Area A, Area B, Area C, and Area D, with a transition zone at each end of the Project, based on a variation of conditions.
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Last updated date: August 26, 2020 3:09 PM