Roadway, noise barrier and bridge construction will require nightly closures of expressway ramps and local streets as part of the ongoing reconstruction of the I-285/Ga. 400 interchange in the Perimeter area of Sandy Springs, Dunwoody and Brookhaven.

The closures are scheduled for 9 p.m. to 5 a.m.:

Monday-Wednesday: Lake Forrest Drive from Allen Road to Northwood Drive. Monday-Saturday: southbound Peachtree Dunwoody Road from Hammond to Lake Hearn drives.

Tuesday-Thursday: the ramp from eastbound I-285 to northbound Ga. 400.

Wednesday (overnight): the ramp from southbound Ga. 400 to eastbound I-285, and two right lanes of eastbound I-285 from Glenridge Drive to Peachtree Dunwoody Road.

Thursday (overnight): the ramp from northbound Ga. 400 to eastbound I-285, and one right lane of eastbound I-285 from Glenridge to Peachtree Dunwoody. Thursday-Saturday: the ramp from southbound Ga. 400 to westbound I-285.

Friday (overnight): Two left lanes of southbound I-285 southbound from Hammond to I-285;Peachtree Dunwoody Road from Hammond to Lake Hearn, and the ramp from Peachtree Dunwoody to eastbound I-285.

Information: Georgia Department of Transportation, https://bit.ly/2OUrveG