Traffic Collision Causes Major Delays on I-280

Traffic Collision on Interstate 280 in San Jose Causes Delays Today

📍 San Jose, CA

📅 Published: September 11, 2025 at 05:03 PM

Map showing the location of the accident in San Jose, CA
San Jose, September 11, 2025 -

A traffic collision involving two vehicles occurred today at the ramp from Reed Street onto Northbound Interstate 280 (I-280) in San Jose, CA. The incident was reported at approximately 2:56 PM and resulted in partial lane blockages, impacting traffic flow significantly.

As the afternoon commute began, the collision caused delays and congestion for drivers accessing the highway. California Highway Patrol (CHP) units responded quickly to the scene, managing traffic control and ensuring the safety of all motorists. The CHP worked to clear the area and restore normal traffic conditions.

By 4:31 PM, it was confirmed that the Reed Street on-ramp to Northbound I-280 was blocking some lanes, contributing to increased traffic backup. The CHP continued to monitor the situation, coordinating with other emergency services as needed.

Motorists are advised to avoid the area if possible and seek alternative routes to minimize delays. The CHP remains on-site to manage traffic until the situation is fully resolved. Drivers should expect residual congestion as the traffic incident is cleared and normal conditions are restored.

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