Major Traffic Jam After Collision on Highway 101

Traffic Collision on US Highway 101 in San Francisco Causes Delays Today

📍 San Francisco, CA

📅 Published: September 30, 2025 at 07:01 PM

🔄 Updated: September 30, 2025 at 08:00 PM

Map showing the location of the accident in San Francisco, CA
San Francisco, September 30, 2025 -

A traffic collision occurred today on US Highway 101 South near the Cesar Chavez Street off-ramp in San Francisco, CA, leading to significant traffic congestion during the evening commute. The incident involved four vehicles: a blue Suburban, a black Mercedes sedan, a black Jeep Renegade, and a silver Toyota SUV.

The collision was reported at approximately 5:56 PM, resulting in the closure of lanes 1 and 2, as well as the fast lane. This caused considerable delays for drivers in the area, with traffic backups extending for several miles. Emergency response teams arrived promptly to manage the scene and direct traffic.

Tow trucks were dispatched to remove the vehicles involved in the collision, although it was unclear if any of the vehicles remained drivable. As emergency services worked diligently to clear the scene, traffic was heavily impacted, causing frustration for many commuters.

By around 7:20 PM, the situation was under control, and the blocked lanes began to reopen, allowing for the gradual resumption of normal traffic flow. Motorists are advised to remain cautious as residual delays may continue following the incident.

This traffic collision highlights the importance of safe driving practices, especially during peak travel times. Stay updated on traffic conditions to avoid delays in your commute.

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