TCSO: Diesel spill shuts down northbound I-35 in north Austin Northbound lanes at I-35 in north Austin, just south of Grand Avenue Parkway, have closed after a collision led to a diesel spill, according to the Travis County Sheriff's Office. https://www.kxan.com/news/local/austin/tcso-diesel-spill-shuts-down-northbound-i-35-in-north-austin/ #Austin #Local #News #TopStories #Traffic