Major Collision Disrupts Traffic on I-405 North

Traffic Collision on Interstate 405 in Signal Hill Causes Significant Delays Today

📍 Signal Hill, CA

📅 Published: June 9, 2025 at 05:01 AM

🔄 Updated: June 9, 2025 at 08:30 AM

Map showing the location of the accident in Signal Hill, CA
Signal Hill, June 9, 2025 -

A significant traffic collision occurred today on Interstate 405 North near Temple Avenue in Signal Hill, CA, involving three vehicles, including a big rig and a dump truck. The incident took place during the early morning hours and resulted in debris scattered across multiple lanes, leading to partial lane closures.

Emergency response units arrived promptly to manage traffic and secure the area. Signal alerts were activated to assist with traffic management, as the collision blocked the slow lanes and caused delays for morning commuters. One vehicle was reported to have overturned, further complicating the traffic situation.

Crews worked diligently to clear the debris and remove the vehicles involved. A tow truck was dispatched to assist with the recovery efforts. The California Highway Patrol extended the signal alert for an additional hour to ensure the area was safe for drivers. While all other lanes remained open, motorists were advised to expect delays and consider alternate routes.

This traffic incident serves as a reminder for drivers to remain cautious, especially during peak travel times. Authorities continue to monitor the situation, and updates will be provided as more information becomes available.

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