A car hauler has overturned along eastbound I-30 near Grand Avenue.
The main lanes are shut and cars are being diverted off the freeway at Grand. Traffic is backed up for almost 4 miles.
for the latest traffic updates.
The car hauler also struck the HOV lane wall, which will delay road crews, who get those lanes ready for the afternoon rush.
It looks like a black car was also involved in the crash - it was taken away on a tow truck.
No injured people were transported from the wreck, Dallas fire officials said.
The accident happened around 11 a.m.