Mile 13
Mile 15. Mercer exit. This is about as much up and down as it gets in the western half of the state.
Mile 17. As the sign says I-79 runs from Erie up north into
Pittsburgh about 50 miles south although I-79 continues on to
Charleston, West Virginia where it meets and ends at I-77.
I80 East in
Pennsylvania
I80
Index Page
I95 South in
Virginia
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