Under Construction: Interstate 81 bridge replacement over Mulberry Lane (Smyth County)

Cost and schedule ►

Traffic alerts ►

The project to replace the Interstate 81 bridges over Route 686 (Mulberry Lane) in Smyth County is underway. The bridges are located near exit 50.


The bridges were built over 50 years ago and have reached their life span. Replacement of the bridges, which carry 29,000 vehicles per day, will enhance safety.


Contact Info:

Becky Bane, P.E.

Phase: Under Construction

UPC: 107117

State ID: 0081-086-793,C501, B660, B661

Federal ID: NHPP-BR01(335)

Lat/Long: 36.864722, -81.422778

Locality: Smyth

Page last modified: March 25, 2020