Major Collision Disrupts Traffic on I-405

Traffic Collision on Interstate 405 South in Costa Mesa Causes Significant Delays Today

📍 Costa Mesa, CA

📅 Published: March 7, 2025 at 09:09 AM

Map showing the location of the accident in Costa Mesa, CA
Costa Mesa, March 7, 2025 -

A traffic collision involving two vehicles, a Tesla Model 3 and a motorcycle, occurred today on Interstate 405 South near Harbor Boulevard in Costa Mesa, CA. The incident took place around 8:10 AM during the morning commute, leading to significant traffic disruptions.

The collision resulted in the blockage of two left lanes on the mainline, causing delays and congestion for southbound drivers. Emergency response teams, including multiple traffic management units, arrived quickly to control the situation and secure the area. A tow truck was dispatched to remove the Tesla Model 3, which was rendered undriveable due to the collision.

As the scene unfolded, other vehicles stopped to assist, further complicating traffic conditions. By 8:20 AM, traffic management units were actively working to clear the blockage, but significant backups remained as they worked to restore normal traffic flow.

Motorists are advised to seek alternate routes to avoid delays in the area. The response teams continue to manage the situation, ensuring that traffic is directed safely around the incident. Stay informed about traffic conditions and plan your travel accordingly to navigate around the congestion caused by this traffic incident.

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