Multi-Vehicle Crash Causes Major Traffic Jam

Traffic Collision on State Route 4 in Concord Causes Significant Delays Today

📍 Concord, CA

📅 Published: June 28, 2025 at 08:06 AM

Map showing the location of the accident in Concord, CA
Concord, June 28, 2025 -

A traffic collision involving three vehicles occurred today on State Route 4 West near Willow Pass Road Off-Ramp in Concord, CA. The incident took place during the morning commute, leading to significant traffic congestion and multiple lane closures on State Route 4, commonly known as Highway 4.

The vehicles involved in the collision included a black Solaris, a black Toyota Avalon, and a white sedan. The crash resulted in a complete stop of traffic as emergency responders arrived to manage the scene. Motorists experienced delays as all lanes were initially blocked, causing a backup that extended for several miles.

Emergency services worked quickly to clear the wreckage and restore traffic flow. By late morning, two lanes were reported to be open, although some congestion remained as cleanup efforts continued. Drivers are advised to consider alternate routes to avoid delays on Highway 4.

The California Highway Patrol was on-site, directing traffic and ensuring safety as the situation was addressed. Motorists are encouraged to stay updated on traffic conditions through local news sources and traffic advisories to navigate the area effectively.

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