Eastbound I-80 closure during August weekends Hercules to Crockett

Caltrans is shutting down all eastbound lanes as part of a roadway improvement project. Eastbound lanes in Contra Costa County will be closed from Highway 4 in Hercules to Cummings Skyway in Crockett. Detours are at Highway 4 eastbound, where drivers can proceed to 680 north, then return to interstate 80 east at Fairfield.