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For Immediate Release
October 16, 2026
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Lane Closure Advisory for the State Route 400
Express Lanes Project
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The project will construct new express lanes in both directions along an approximately 16-mile section of SR 400 from the Metropolitan Atlanta Rapid Transit Authority (MARTA) North Springs Station (Exit 5C) in Fulton County to approximately 1 mile north of McFarland Parkway (Exit 12) in Forsyth County.
What: Weather permitting, the Georgia Department of Transportation's (GDOT) contractors will temporarily close traffic lanes at the areas identified below to perform roadwork activities on the State Route (SR) 400 Express Lanes project. Lane closures, locations, and construction work schedules are subject to change.
Lane Closure(s):
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Activity
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Start Date
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End Date
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Times
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SR 400 Southbound
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SR 400 SB from Riverside Road to Abernathy Road
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Nightly double lane closure
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Monday, October 19
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Sunday,
October 25
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9 p.m. - 5 a.m.
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SR 400 SB from McFarland Parkway to McGinnis Ferry Road
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Nightly single lane closure
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Sunday, October 18
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Friday,
October 23
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9 p.m. - 5 a.m.
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SR 400 SB from Shiloh Road to Hammond Drive
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Daily double lane closure
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Sunday, October 25
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Sunday, October 25
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5 a.m. - 10 p.m.
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SR 400 SB from Shiloh Road to Hammond Drive
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Daily single lane closure
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Monday, October 19
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Friday, October 23
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10 a.m. - 3 p.m.
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SR 400 SB from McGinnis Ferry Road to Kimball Bridge Road
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Daily single lane closure
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Saturday, October 24
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Sunday, October 25
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7 a.m. - 7 p.m.
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SR 400 Northbound
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SR 400 NB I-285 to Majors Road
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Nightly single lane closure
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Sunday, October 18
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Friday,
October 23
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9 p.m. - 5 a.m.
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North Springs MARTA NB Entrance Ramp to SR 400
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Nightly single lane closure
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Sunday, October 18
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Sunday,
October 25
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9 p.m. - 5 a.m.
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SR 400 NB from Abernathy Road to Riverside Road
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Nightly double lane closure
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Monday, October 19
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Sunday,
October 25
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9 p.m. - 5 a.m.
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SR 400 NB from Kimball Bridge Road to McGinnis Ferry Road
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Daily single lane closure
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Saturday, October 24
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Sunday, October 25
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7 a.m. - 7 p.m.
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SR 400 NB from Hammond Drive to Shiloh Road
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Daily double lane closure
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Sunday, October 25
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Sunday, October 25
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5 a.m. - 10 p.m.
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Cross Streets
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Abernathy Road NB entrance ramp to SR 400
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Nightly single lane closure
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Friday,
October 23
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Sunday,
October 25
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9 p.m. - 5 a.m.
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Holcomb Bridge Road between Dogwood Road and Market Boulevard (EB and WB)
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Nightly single lane closure
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Monday,
October 19
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Friday,
October 23
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9 p.m. - 5 a.m.
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Spalding Drive between Trowbridge Road and Peachtree Dunwoody Road (EB and WB)
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Nightly single lane closure
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Monday,
October 19
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Friday,
October 23
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9 p.m. - 5 a.m.
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Raintree Drive at Market Boulevard
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Daily single lane flagging
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Monday,
October 19
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Friday,
October 23
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7 a.m. - 5 p.m.
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Northgreen Drive between Northgreen Drive NE and Sudburry Road NE
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Nightly single lane flagging
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Monday,
October 19
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Friday,
October 23
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9 p.m. - 5 a.m.
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McGinnis Ferry Road Entrance and Exit Ramps (NB and SB)
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Nightly single lane closure
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Sunday, October 18
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Friday,
October 23
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9 p.m. - 5 a.m.
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McFarland Parkway NB Exit Ramp
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Nightly single lane closure
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Sunday, October 18
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Friday,
October 23
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9 p.m. - 5 a.m.
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Union Hill Road NB Overpass
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Daily single lane closure
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Monday,
October 19
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Friday, October 23
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7 a.m. - 5 p.m.
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Advisory: Motorists are advised to expect delays, exercise caution, and reduce their speed while traveling through work zones. Work schedule updates can occur due to weather or other factors, so check the SR 400 Express Lanes website for the latest updates. Additionally, before heading out, get real-time information on work status and traffic conditions by calling " 511," visiting 511ga.org, or downloading the "Georgia 511" app.
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