Unstable slope means more blasting on Interstate 81 in Montgomery County Timothy Martin July 30, 2013 1 min read An unstable slope is expected to cause delays starting tomorrow On Interstate 81 in Montgomery County. WFIR’s Timothy Martin reports. Share: Continue Reading Previous: Will drop in gas prices continue?Next: New partnership benefits Explore Park Related Stories 1 min read Roanoke College releases first season football schedule Gene Marrano February 21, 2025 1 min read Vinton’s Winter Restaurant Week starts Sunday Denise Membreno February 21, 2025 1 min read Roanoke Outside initiative helps outdoor projects with grant money Denise Membreno February 21, 2025