Major Traffic Disruption on I-280 After Collision

Traffic Collision on Interstate 280 North in San Francisco Causes Delays Today

📍 San Francisco, CA

📅 Published: July 21, 2025 at 05:04 PM

Map showing the location of the accident in San Francisco, CA
San Francisco, July 21, 2025 -

A traffic collision involving three vehicles occurred today on Interstate 280 North near the Alemany Boulevard off-ramp in San Francisco, CA. The incident took place around 4:10 PM and involved a white small SUV, a grey vehicle, and an unknown silver vehicle. As a result of the crash, lane 1 was blocked, leading to significant traffic delays.

Emergency response units were quickly dispatched to the scene to manage traffic and ensure safety. Multiple tow requests were made, indicating that at least some of the vehicles involved were not drivable and required towing. The blockage of lane 1 caused backups for motorists during the busy afternoon commute.

Drivers in the area experienced congestion as emergency crews worked diligently to clear the roadway and restore normal traffic flow. Authorities advised motorists to exercise caution and consider alternate routes to avoid delays.

As the situation developed, the California Highway Patrol focused on managing the scene and facilitating the removal of the vehicles involved. The response aimed to minimize disruption and ensure that traffic conditions returned to normal as swiftly as possible.

Motorists are encouraged to stay updated on traffic conditions and remain vigilant while driving, particularly during peak hours.

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