OAKLAND -- Traffic is jammed along Interstate 880 north after a multi-car crash involving a big rig, according to the California Highway Patrol.

The crash took place just before 1:30 p.m. just before the Interstate 980 junction.

No injuries have been reported, the CHP reported, but the big rig is blocking two lanes of northbound traffic.

Motorists should expect delays until a tow truck can remove the big rig from the highway.

Check back for details.

Contact Natalie Neysa Alund at 510-293-2469. Follow her at Twitter.com/nataliealund.