Major Collision Disrupts Traffic on U.S. 101

Traffic Collision on U.S. Highway 101 in San Francisco Causes Major Delays Today

📍 San Francisco, CA

📅 Published: September 24, 2025 at 06:12 PM

🔄 Updated: September 24, 2025 at 07:04 PM

Map showing the location of the accident in San Francisco, CA
San Francisco, September 24, 2025 -

A significant traffic collision occurred today on the southbound lanes of U.S. Highway 101, near the Interstate 280 interchange in San Francisco, CA. The incident involved four vehicles, including a grey sedan and a bus, and took place around 5:09 PM, causing major disruptions to the evening commute.

Emergency services promptly responded to the scene, managing traffic flow and securing the area. The collision resulted in multiple lane closures, leading to substantial traffic congestion and delays for motorists. Initially, all lanes were blocked, but lane three was gradually reopened by 6:19 PM, providing some relief for drivers caught in the backup.

Tow services were called to assist with the removal of at least two vehicles that sustained significant damage. While some vehicles were towed away, others remained at the scene as the situation was being cleared. The California Highway Patrol worked diligently to ensure the roadway was safe for travel, and by 6:46 PM, the roadway was reported clear.

Motorists are advised to exercise caution in the area as residual delays may persist following the incident. This traffic collision highlights the importance of safe driving practices, especially during peak traffic hours.

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