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State Route 186 (US 45 Bypass) Southern Extension

Madison County


Transportation projects are developed in four phases: Planning and Environmental, Design, Right-of-Way (ROW), and Construction.  The schedule below presents the key milestones from the Planning and Environmental Phase of the project.  Subsequent project phases will proceed following the release of a Record of Decision (ROD) from the Federal Highway Administration.

*Forecasted dates are subject to change.

Tentative dates for subsequent project phases are not available at this time.  However, the Tennessee Department of Transportation hopes to begin right-of-way phase in 2021.