Traffic improving after crash on I-75 south in Cobb County

A crash and debris cleanup led to heavy delays on I-75 south Monday from Marietta to Midtown. (Credit: Channel 2 Action News)

A crash and debris cleanup led to heavy delays on I-75 south Monday from Marietta to Midtown. (Credit: Channel 2 Action News)

A crash and debris cleanup on I-75 south led to nearly hour-long delays Monday from Marietta to Midtown.

All lanes were temporarily blocked before Windy Hill Road, according to the WSB 24-hour Traffic Center.

Lanes reopened just after 6:30 a.m.

Trip times were just under 35 minutes from Wade Green Road to I-285 before 8 a.m., the Traffic Center said.

» For updated traffic information, listen to News 95.5 and AM 750 WSB and follow @ajcwsbtraffic on Twitter.