Major 13-Vehicle Pileup Disrupts I-580 Traffic

Traffic Collision on Interstate 580 in Castro Valley Causes Delays Today

📍 Castro Valley, CA

📅 Published: August 18, 2025 at 09:04 AM

Map showing the location of the accident in Castro Valley, CA
Castro Valley, August 18, 2025 -

A significant traffic collision involving 13 vehicles occurred today on Interstate 580 East near the Strobridge Avenue on-ramp in Castro Valley, CA. The incident took place during the busy morning commute, causing major disruptions to traffic flow.

Reports indicate that the vehicles involved included a small tan vehicle, a silver or tan standard sedan, and a gray standard sedan, among others. The collision resulted in lane blockages, particularly affecting lane 1, which was rendered non-drivable. As a result, traffic was severely impacted, leading to backups and congestion in the area.

Emergency response teams were dispatched promptly, with multiple law enforcement units arriving on the scene to manage the situation. Officers worked to clear the roadway and facilitate the movement of vehicles to a designated collision diagram area. A tow truck was also called to assist with the removal of one vehicle that was unable to be driven.

As of now, lane 1 remains blocked, and motorists are advised to seek alternate routes to avoid delays. The California Highway Patrol is actively managing the scene to ensure safety and restore normal traffic conditions. Drivers are encouraged to remain cautious and patient while navigating around the affected lanes.

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