Multiple lanes on I-285 will be closed this weekend for construction. Three eastbound lanes, on the right, and one westbound lane, also on the right, will be closed until 5 a.m. Monday, according to a news release from the Georgia Department of Transportation. The ramps at Chamblee Tucker, Ashford-Dunwoody and Chamblee Dunwoody also will be temporarily closed for milling and paving at the same time. Motorists are asked to follow the posted detours in the area while the ramps are closed. GDOT encourages travelers to us the 511 information line for updates and additional information.