Unstable slope means more blasting on Interstate 81 in Montgomery County Timothy Martin July 30, 2013 1 minute read An unstable slope is expected to cause delays starting tomorrow On Interstate 81 in Montgomery County. WFIR’s Timothy Martin reports. Share: Post navigation Previous: Will drop in gas prices continue?Next: New partnership benefits Explore Park Related Stories Clean Valley Council to celebrate “Earth Month” with events in April Web Staff March 23, 2026 0 Congressional hopeful files lawsuit about Stewartsville Elementary School closure Gene Marrano March 23, 2026 0 Salem RidgeYaks to host inaugural fan fest tomorrow at Salem Memorial Ballpark Web Staff March 20, 2026 0