Accident
Resolved
CHP : Residual delays on CA-4 Eastbound west of Alhambra Ave (Martinez). All lanes open. Expect delays.
A accident was reported on CA-4 E near Contra Costa on August 26, 2026 at 7:40 PM.
Last Updated
1 day, 3 hours ago
Aug 26, 1:15 PM
Coordinates
37.9978, -122.1459
Update History
2 observations
CHP : Residual delays on CA-4 Eastbound west of Alhambra Ave (Martinez). All lanes open. Expect delays.
Aug 26, 1:15 PM
CHP : Traffic Collision on CA-4 Eastbound west of Alhambra Ave (Martinez). Right lane blocked. Expect delays.
Aug 26, 1:00 PM
Source: 511_sfbay · ID 511.org/1541101
First seen Aug 26, 2026 1:00 PM