Update: 9:09 a.m.:

All lanes of the eastbound U.S. 50 are now open.

Update, 8:56 a.m.:

The left lane of eastbound U.S. 50 has reopened to traffic but the right lane is still blocked. 

Delays now stretch for about one mile. 

Original post:

A crash is blocking all eastbound lanes on U.S. 50 approaching the Bay Bridge. 

Delays are stretching about three miles. Police did not have an estimated time when the lanes would reopen. 

Drivers heading in that direction are urged to plan an alternate route, if possible.