Big Walker Mountain Tunnel

Big Walker Mountain Tunnel
Detailed shot of northbound entrance
Overview
Official nameBig Walker Mountain Tunnel
LocationBland County, Virginia, USA
Coordinates37°2′19″N 81°7′51″W / 37.03861°N 81.13083°W / 37.03861; -81.13083
Route I-77
Operation
Opened1972
TollNone
Technical
Length4,229 ft (1,289 m)
No. of lanes4

The Big Walker Mountain Tunnel is a vehicular tunnel in the Appalachian Mountains of Southwest Virginia that carries Interstate 77 through and under Big Walker Mountain. It is located a few miles south of the town of Bland in Bland County and a segment of the Appalachian Trail, and about 20 miles (32 km) south of its longer cousin, the East River Mountain Tunnel.