This highway information is the latest reported as of Sunday, June 14th, 2026 at 04:03 PM.
SR 4
[IN THE CENTRAL CALIFORNIA AREA]
1-way controlled traffic at the Contra Costa/San Joaquin Co Line
/at Old River Bridge/ 24 hrs a day 7 days a week thru 1900 hrs on 7/26/26
- Due to construction