Double lane closures are planned overnight for I-285 and Ga. 400 as their interchange is rebuilt in the top-end Perimeter area of North Fulton and DeKalb counties.

Weather permitting, the two left lanes of westbound I-285 will be closed nightly for bridge construction from 9 p.m. to 9 a.m. Monday, Feb. 18, through Friday, Feb. 22, from Peachtree Dunwoody to Roswell roads, according to the Georgia Department of Transportation. Information: https://bit.ly/2jfU8S7

Separately, two right and two left lanes of northbound and southbound Ga. 400 will be closed from 9 p.m. to 5 a.m. Monday through Friday between Hammond Drive and Abernathy Road, GDOT said. Also Monday-Friday, one left lane of I-285 eastbound will be closed from 8 p.m. to 9 a.m., and two left lanes of I-285 wesbound will be closed from 9 p.m. to 9 a.m., between Roswell and Peachtree Dunwoody roads.

Additionally, the following ramps will be closed: northbound Ga 400 to eastbound I-285, 9 p.m. to 5 a.m. Thursday, Feb. 21 to Friday; eastbound I-285 to northbound Ga. 400, 9 p.m. to 9 a.m. Friday to Saturday, Feb. 23; and northbound Ga. 400 to eastbound I-285, 9 p.m. to 9 a.m. Friday to Saturday, and 9 p.m. to 5 a.m. Sunday, Feb. 24, to Monday, Feb. 25.