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Interstate 79 Improvement Project

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Project Overview

The I-79 Improvement Project is a two-year project to improve nearly 11 miles of Interstate 79 in Crawford and Erie counties.

The project includes paving the northbound and southbound lanes from milepost 154 in Hayfield Township, Crawford County to milepost 165 in Washington Township, Erie County. Work will also be done at the rest stops near milepost 163 at the Crawford-Erie county line, and rehabilitation work on 10 bridges. Work will also include drainage improvements and guiderail updates.

The project will be done in multiple phases and will lane restrictions and changing traffic patterns. During construction, delays are anticipated near the project area, especially during morning and afternoon peak rush hour traffic volume times.

Phase 1 will include milling and paving northbound and southbound lanes from milepost 154 in Hayfield Township, Crawford County to milepost 158 in Cussewago Township, Crawford County. It was completed in August 2021.

Phase 2 will include milling and paving the northbound and southbound lanes from milepost 158 to milepost 159 in Cussewago Township, Crawford County. It is started in late August 2021 and was completed in October 2021.

Phase 3, which will be done in the second year of the project, will include milling and paving from milepost 159 in Cussewago Township, Crawford County to milepost 165 in Washington Township, Erie County. Work will also be done at the rest stop and to the bridges within the project limits. The phase is expected to start in April 2022 and to be completed in October 2022.

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Project Updates

10-15-21

The Pennsylvania Department of Transportation (PennDOT) announced today that work is wrapping up on year one of a two-year project to improve nearly 11 miles of Interstate 79 in Crawford and Erie counties.

In year one work was concentrated on milling and paving northbound and southbound lanes from milepost 154 in Hayfield Township, Crawford County to milepost 159 in Cussewago Township, Crawford County, which was done in two phases. 

Lane restrictions for the project were lifted on Thursday, October 14, 2021.

In the second year of the project, work will include milling and paving from milepost 159 in Cussewago Township, Crawford County to milepost 165 in Washington Township, Erie County. Work will also be done at the rest stop and to the bridges within the project limits.

Work is expected to restart April 2022, as weather permits, and will be completed in October 2022.