VDOT starts new study on I-81 between Roanoke and Christiansburg Timothy Martin February 4, 2013 1 minute read VDOT is starting an environmental study for Interstate 81 between exit 118 in Christiansburg and exit 143 in Roanoke. WFIR’s Timothy Martin says it’s another step in the eventual goal of widening the road. Share: Post navigation Previous: Carvins Cove full again; recent rains assure adequate water supply for full yearNext: Perkins: gun-related murders and aggravated assaults rose 20% last year Related Stories 200-year-old farmhouse may be saved; Water Authority releases data on Google data center water use Gene Marrano February 25, 2026 0 New FEMA map may change your need for flood insurance Denise Membreno February 24, 2026 0 VWCC, MGCC team up for joint CDL program, looking to grow professional driver workforce Gene Marrano February 24, 2026 0