Multi-Vehicle Collision Disrupts Morning Commute

Traffic Collision on State Route 57 North in Diamond Bar Causes Delays Today

📍 Diamond Bar, CA

📅 Published: August 23, 2025 at 02:37 AM

🔄 Updated: August 23, 2025 at 06:00 AM

Map showing the location of the accident in Diamond Bar, CA
Diamond Bar, August 23, 2025 -

A traffic collision occurred today on State Route 57 North near Pathfinder Road in Diamond Bar, CA, involving three vehicles, including a black Camaro and a white Toyota Camry. The incident took place early this morning, blocking multiple lanes, including the High Occupancy Vehicle (HOV) lane and lane one.

Emergency traffic units were dispatched to the scene to manage the situation and coordinate towing operations. As a result of the collision, significant delays and congestion were reported, affecting the morning commute for many drivers in the area. The blockage of the HOV lane and the first lane created a backup that extended for several miles.

All vehicles involved had their hazard lights activated, indicating the seriousness of the situation. Traffic management teams worked diligently to clear the wreckage and restore normal traffic flow. Towing services were called in to assist with the removal of the vehicles from the roadway.

Motorists are advised to seek alternative routes to avoid the affected area and expect delays as cleanup efforts continue. This traffic incident serves as a reminder of the importance of safe driving practices, particularly during peak travel times. Drivers are encouraged to remain alert and adhere to traffic regulations to help prevent similar incidents in the future.

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