Accident
High Severity
Resolved
CHP : Traffic Hazard on CA-4 Westbound ramp to I-80 W (Hercules). Left lane blocked. Expect delays.
A high-severity accident was reported on CA-4 W near Contra Costa on August 26, 2026 at 11:11 PM.
Last Updated
2 months ago
Aug 26, 4:15 PM
Resolved
Aug 26, 10:15 PM
Coordinates
38.0136, -122.2713