AUSTIN (KXAN)- A crash involving a big rig was called in around 3:30am and has closed the southbound lanes of the 4500 block of the I-35 upper deck. Austin Fire and TXDot crews are on scene working to clear a large fuel spill in the area.
At this time there is no estimate on when lanes will reopen to traffic. Traffic is being diverted to the southbound I-35 lower deck. Avoid the area if possible or use Mopac as an alternate route.