Major Traffic Collision Disrupts Costa Mesa Commute

Traffic Collision on State Route 55 in Costa Mesa Causes Delays Today

📍 Costa Mesa, CA

📅 Published: March 15, 2025 at 11:32 PM

🔄 Updated: March 16, 2025 at 12:03 AM

Map showing the location of the accident in Costa Mesa, CA
Costa Mesa, March 15, 2025 -

A traffic collision involving three vehicles occurred today at the intersection of State Route 55 South and Interstate 405 in Costa Mesa, CA. The incident took place around 11:06 PM and involved a dark red sedan, a Honda CRV, and another vehicle with an unknown description.

The collision led to significant traffic disruptions, including lane closures and a transition closure from southbound State Route 55 to northbound Interstate 405. Emergency services responded quickly to manage the scene, with units arriving shortly after the incident was reported. One of the vehicles involved was towed due to its position partially blocking the right lane, while the dark red sedan was noted to be facing sideways, further impacting traffic flow.

As a result of the traffic incident, motorists experienced delays and congestion, particularly during the late evening hours. The transition from southbound State Route 55 to northbound Interstate 405 was closed, causing backups for drivers attempting to navigate through the area. Emergency responders worked diligently to clear the roadway and restore normal traffic conditions.

Motorists are advised to remain cautious and expect potential delays as the situation continues to be managed. The California Highway Patrol is on site to ensure safety and facilitate the flow of traffic in the affected area.

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