7:30 p.m. UPDATE: Crews are still working to clear the roadway and tow away the big rig from highway 70.
Officials expect the roadway to re-open around 10 p.m. Friday night.
QUINCY (CBS13) — A big rig crash Friday morning closed down Highway 70 at Spanish Bridge
According to Quincy CHP, a semi truck overturned around 8:30 a.m. Friday, but the driver walked away with minor injuries.
The overturned truck blocked the highway and hazmat crews were called to clean up a mix of fuel and diesel that spilled onto the roadway.
Officers said they do not know what caused the accident.
The highway is expected to be closed through the early evening. There is no exact estimated time of opening.
CHP said crews are working to remove all of the remaining fuel from the truck and trailer. Once that is complete, crews can clean up the surrounding area and then the truck can be towed.