Delays on I-85 are expected this weekend due to lane closures. Beginning Nov. 18 at 9 p.m. and continuing until No. 21 at 5 a.m. two left lanes on I-85 northbound and southbound from Flat Shoals Road to I-285. Additionally, two left lanes will be closed on I-85 southbound and one left lane northbound from SR 74 to SR 138. There will be no ramp closures this weekend.