Crash on Contra Costa BL at Harriet Dr, Pleasant Hill, California

Wednesday, September 17, 2025 at 9:45 PM

Injury crashBicyclist involved1 vehicle

From the CHP CCRS, record last updated October 25, 2026. No changes since first published.

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Bicycle

Bicycle

Bicyclist, male, 21Restraint: Motor Bicycle Driver no Helmet. Airbag: Not Required
Serious injury

Violation cited: 23152Aas recorded on the report
Unit 1 contributing factor: DEFECTIVE VEHICLE EQUIPMENTas recorded on the report
Unit 1 driver condition: CELL PHONE USE UNKNOWNas recorded on the report

A contributing factor or charge recorded by an officer is not a finding of fault or a conviction. We show the record as the state released it.

57 crashes recorded on Contra Costa BL in Pleasant Hill in the last 12 months, 22 with injuries.

Oct 17, 2025, I-680 N/B at Monument Boulevard3 vehicles, 1 injuredInjury crash
Oct 16, 2025, Contra Costa Blvd at Woodsworth Ln2 vehicles, 2 injuredInjury crash
Oct 9, 2025, I-680 N/B at Monument Boulevard3 vehicles, 1 injuredInjury crash
Oct 8, 2025, Chilpancingo Pkwy at Old Quarry Rd2 vehicles, 1 injuredInjury crash
Oct 7, 2025, Contra Costa BL at Crecent Dr2 vehicles, 1 injuredInjury crash

Source: CHP CCRS
Updates: Changes the state makes to this record are applied here when the source publishes them
First published here: October 25, 2026
Last updated: October 25, 2026, no changes recorded
What is left out: Names, addresses, plates, and license and insurance numbers are not in the public data and never appear here

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