The Georgia Department of Transportation (GDOT) has announced upcoming lane and shoulder closures as part of the State Route 400 Express Lanes Project. The closures will take place from Monday, January 26 through Friday, January 30, 2026.
On SR 400 southbound, there will be a daily rolling closure on the exit ramp to Northridge Road between 7 a.m. and 5 p.m. For northbound traffic, the exit ramp to Holcomb Bridge Road westbound and the entrance ramp from Holcomb Bridge Road will also have daily rolling closures during the same hours. Additionally, a daily shoulder closure is scheduled for SR 400 northbound from Holcomb Bridge Road to Mansell Road from Wednesday, January 28 through Friday, January 30 between 9 a.m. and 3 p.m.
Several cross streets will be affected by nightly or daily operations. Webb Bridge Road at SR 400 will experience nightly shoulder closures from 9 p.m. to 5 a.m., while Colquitt Road will have both daily flagging operations (7 a.m.–5 p.m.) and nightly flagging operations (9 p.m.–5 a.m.). Other locations with nightly shoulder closures include Mansell Road at SR 400 bus lane, Spalding Drive at Peachtree Dunwoody Road, Old Dogwood Road at Holcomb Bridge Road, and Morris Road at Tradewinds Parkway—all scheduled from Monday through Friday between 9 p.m. and 5 a.m.
Motorists are encouraged to check the SR 400 Express Lanes website for updates on construction activities. Real-time information about work status and traffic conditions is available by calling “511,” visiting 511ga.org, or using the “Georgia 511” app.
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