HOUSTON, Texas (KTRK) -- A big rig wreck in Chambers County has spilled a white substance all over the westbound lanes of I-10 near Highway 99. The lanes were closed for hours during the clean-up process. The freeway was reopened to traffic just before 11 a.m.
A white powder leaked out of a gaping hole in the vehicle. According to DPS, the substance is ash compound, used in concrete. It is not toxic.