All lanes are blocked on eastbound state Highway 92 just west of Hesperian Boulevard in Hayward due to a crash Monday morning, according to California Highway Patrol officials.
The crash was reported at 2:50 a.m. and involved a truck that hit the center divide. The crash resulted in a large oil spill and debris in the roadway, CHP officials said.
A Sig-alert was issued at 3:05 a.m. because all eastbound lanes are blocked.
Lanes are expected to reopen sometime at or before 9 a.m., according to Caltrans.