HARRIS COUNTY, Texas (KTRK) -- A deadly crash on the South Beltway 8 has shut down westbound main lanes of the tollway on Saturday morning, Harris County Constable Precinct 7 said.

According to TranStar, the crash happened at about 8 a.m. and involved a heavy truck.

TranStar reported that the crash is affecting four westbound lanes of the beltway after Bellfort Avenue.