Weather permitting, Georgia Department of Transportation contractors will implement a nightly full closure of SR 400 northbound due to construction work on the I-285 bridge over SR 400.
Monday, May 8, at 11 p.m. to Tuesday, May 9, at 5 a.m.
Tuesday, May 9, at 11 p.m. to Wednesday, May 10, at 5 a.m.
Thursday, May 11, at 11 p.m. to Friday, May 12, at 5 a.m.
Friday, May 12, at 11 p.m. to Saturday, May 13, at 5 a.m.
Full Closure of SR 400 northbound (Detour Map)
- Motorists traveling on SR 400 northbound should use Exit 4A I-285 eastbound and Exit 29 Ashford Dunwoody Road, and I-285 westbound and to access Exit 27A SR 400 northbound.
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