Major Collision Causes Traffic Chaos on I-405

Traffic Collision on Interstate 405 South in Irvine Causes Significant Delays Today

📍 Irvine, CA

📅 Published: September 30, 2025 at 02:04 PM

🔄 Updated: September 30, 2025 at 02:36 PM

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

A significant traffic collision occurred today on Interstate 405 South near Culver Drive in Irvine, CA, involving four vehicles. The incident took place during the afternoon traffic period and included a Nissan Leaf that overturned and is currently resting on its roof, blocking the High Occupancy Vehicle (HOV) lane. This has resulted in lane closures and significant traffic delays for motorists in the area.

The vehicles involved in the collision also included a grey or black SUV, a white box truck, and a blue Tesla. The overturned Nissan Leaf has created congestion, impacting the flow of traffic on this busy stretch of the highway. Multiple law enforcement units were dispatched to the scene to manage traffic and control the situation.

A tow truck has been activated to assist with the removal of the vehicles involved in the collision. Authorities have issued a SigAlert for one hour, indicating that the HOV lane and one additional lane will remain closed while the situation is resolved. Motorists are advised to seek alternate routes to avoid delays and congestion caused by this traffic incident.

Drivers traveling on Interstate 405 South should expect backups and plan for additional travel time as emergency responders work to clear the scene and restore normal traffic flow.

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