SR 400 Express Lanes Project
SR 400 corridor from MARTA North Springs Station to one mile north of McFarland Parkway, Atlanta area
approved
Basic Information
- Project Type
- infrastructure
- Building Use
- public space
Size & Capacity
Square Footage
Timeline
- Construction Start
- 7/1/2026
- Completion Year
- 2031
- First Discovered
- 2/6/2026
Financial
- Total Construction Cost
- $10,800,000,000
Internal Notes
The project will construct new express lanes in both directions along an approximately 16-mile section of SR 400. It includes two managed toll lanes in each direction and aims to improve traffic flow and support bus rapid transit.