POMONA — A six-car crash briefly shut down all eastbound lanes of the 10 Freeway during the morning rush-hour Friday.

The crash was reported just before 7:30 a.m. on the eastbound freeway, just west of Dudley Street, California Highway Patrol Officer Monica Posada said.

Initial reports indicated between four and six vehicles, including a big rig, were involved in the crash, according to CHP logs.

All eastbound lanes were blocked for more than half an hour as officials moved the wreckage to the side of the road. At of 8:07 a.m., all but the right-hand lane were re-opened, and all lanes were cleared by 8:40 a.m.

No major injuries were initially reported, Posada said.

The crash was being investigated by the CHP’s Baldwin Park Office.