Major Traffic Disruption Following Collision in Martinez

Traffic Collision on State Route 4 in Martinez Causes Lane Closures Today

📍 Martinez, CA

📅 Published: September 17, 2025 at 10:33 PM

🔄 Updated: September 18, 2025 at 12:31 AM

Map showing the location of the accident in Martinez, CA
Martinez, September 17, 2025 -

A traffic collision involving two vehicles, including a motorcycle and an unknown vehicle, occurred today at the intersection of State Route 4 West and McEwen Road Off-Ramp in Martinez, CA. The incident took place around 10:10 PM, leading to the closure of lanes 1 and 2 to manage the scene effectively.

Emergency units were promptly dispatched to the location to control traffic and ensure the safety of all motorists. As a result of the collision, significant delays and backups were reported along State Route 4, particularly for westbound drivers. Motorists were advised to seek alternate routes to avoid the affected area.

A tow truck was called to assist in the removal of the vehicles involved in the traffic incident, contributing to the ongoing lane closures. The California Highway Patrol worked diligently to clear the roadway and restore normal traffic flow as quickly as possible.

Updates regarding the traffic situation were provided to keep drivers informed about the conditions on State Route 4. The California Highway Patrol continues to manage the incident, focusing on traffic control and ensuring a safe environment for all travelers. Motorists are encouraged to stay updated on local traffic reports for the latest information regarding road conditions and any potential delays caused by this traffic collision.

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