Crash
Contra Costa County Crash on Westbound SR-4 Brings Ambulance Request
By Nationwide Report Staff
Incident record
Incident record
Date
September 15, 2026
Time
8:59 a.m.
Roadway
SR4 W / BAILEY RD ONR
Location
Contra Costa County, CA
State
California
Vehicles
—
Injuries
1 injured
Fatalities
None reported
Report
Report body
A traffic collision was reported on westbound State Route 4 at the Bailey Road on-ramp in Contra Costa County on Sep 15, 2026 at 8:59 a.m., according to California Highway Patrol dispatch records. An ambulance was requested, which typically signals possible injuries, though the extent was not confirmed.
Dispatch records did not specify how many vehicles were involved or what caused the crash, and no injury count was given.
Helpful links
Helpful links
Related resources
Related resources
Legal context
California accident information
- Injury statute of limitations
- 2 years (From date of injury (CCP 335.1).)
- Wrongful death statute of limitations
- 2 years (From date of death (CCP 377.60).)
- Fault rule
- California uses pure comparative negligence: partial fault reduces recovery proportionally but does not bar it.
- Citations
- CCP 335.1 (SoL); CCP 377.60 (wrongful death); pure comparative per Li v. Yellow Cab
- Crash report agency
- California Highway Patrol (CHP 190 request) for CHP-investigated crashes; local police/sheriff otherwise.
This information is provided for general educational purposes only and is not legal advice. Consult a licensed attorney in your state for guidance about your specific situation.
Nearby coverage
Recent crashes in Contra Costa County
- Byron Crash at Holway Drive and Camino Diablo Leaves Injury Status Unreported
- Pittsburg Crash on State Route 4 Prompts Ambulance Response
- Bay Point Crash on Bailey Road Brings Ambulance Request
- Kensington Collision on Norwood Avenue Leaves Injury Status Unreported
- Pittsburg Crash on Marina Road Leaves Injury Status Unclear
- State Route 4 Crash at Hoffman Lane Leaves Injury Status Unknown