Westbound Interstate 8 between Bowker Road and Highway 111 was shut down for several hours this morning.
According to the California Highway Patrol a refrigerated tractor-trailer rig overturned , blocking the westbound lanes. The accident was reported at 2:59 A.M. Traffic was diverted at Bowker Road until one lane was reopened about 2 hours later. The second westbound lane reopened shortly after 6:00 A.M. The driver of the big rig was not injured. The trailer needs to be unloaded before it can be up righted. The accident remains under investigation.