State Route 109 Widening

Sumner and Wilson Counties


Transportation projects are developed in four phases: Planning and Environmental, Design, Right-of-Way (ROW), and Construction. The following is a reflection of various aspects of the project phases as they have occurred or will occur for the SR 109 proposed improvements.

Location Current Status Forecasted Status*
Gallatin Bypass north of Gallatin to SR 52 in Portland (11.5 miles) Completed n/a
Gallatin Bypass (new alignment) west of Gallatin (6.0 miles) Completed n/a
north of Cumberland River Bridge to Gallatin Bypass south of Gallatin (1.3 miles) Under Construction estimated completion date is August 31, 2019
Cumberland River Bridge Completed n/a
south of Dry Fork Creek to south of Cumberland River Bridge (3.7 miles) Funded for Construction estimated letting in late 2017
north of SR 24 (US 70) to south of Dry Fork Creek (3.4 miles) Funded for Construction funded for FY 2018
north of I-40 to south of SR 24 (US 70) Completed n/a

In addition to the completed and proposed widening projects, a new interchange is currently under construction in Sumner and Robertson Counties, which will connect I-65 with a new alignment of SR 109, and a new bypass is under development, which will be constructed to the west of the city of Portland.