Traffic Collision Disrupts Morning Commute on SR-57

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

📍 Diamond Bar, CA

📅 Published: April 15, 2025 at 09:06 AM

Map showing the location of the accident in Diamond Bar, CA
Diamond Bar, April 15, 2025 -

A traffic collision involving two vehicles occurred today on State Route 57 South near South Brea Canyon Road in Diamond Bar, CA. The incident took place during the busy morning commute at approximately 8:18 AM, involving a gray Toyota Camry and a turquoise Toyota Coa.

The collision resulted in one lane being blocked, leading to traffic management actions to mitigate congestion. Emergency units were dispatched to the scene to control the situation and manage traffic flow effectively. A tow truck was requested for the turquoise Toyota Coa, indicating that the vehicle required assistance.

Motorists in the area experienced delays and potential backups as emergency responders worked to clear the roadway. By 8:44 AM, reports indicated that the roadway was beginning to clear, with vehicles being moved to the shoulder. However, drivers were still advised to remain cautious as traffic conditions might be affected in the vicinity of State Route 57 South and South Brea Canyon Road.

The California Highway Patrol is actively managing the scene to ensure safety and restore normal traffic patterns as quickly as possible. Commuters are encouraged to stay alert and expect possible delays while navigating through the aftermath of this traffic incident.

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