An overturned 18-wheeler snarled traffic on US 75 in Richardson Friday morning.
The truck crash closed northbound US 75 and the left lane of the southbound lanes at Collins Blvd. around 6:30 a.m.
Two other vehicles were involved in the crash.
The crash caused delays on Central Expressway, Interstate 635, and westbound on the President George Bush Turnpike.
Emergency crews did not indicate if there were any injuries.
