Major Traffic Disruptions on State Route 60

Traffic Collision on State Route 60 in Diamond Bar Causes Lane Closures Today

📍 Diamond Bar, CA

📅 Published: August 25, 2025 at 06:05 PM

Map showing the location of the accident in Diamond Bar, CA
Diamond Bar, August 25, 2025 -

A traffic collision on State Route 60 West in Diamond Bar, CA, caused significant traffic disruptions today. The incident, which occurred around 4:56 PM, involved three vehicles: a white SUV, a blue Dodge truck towing a trailer, and a white Ford. The blue Dodge sustained damage from a rear impact, while the white Ford was later removed from the scene via towing.

As a result of the collision, one slow lane was blocked on Westbound State Route 60 at Grand Avenue, leading to delays and congestion for drivers in the area. Emergency response teams quickly arrived on the scene to manage traffic and ensure safety. Multiple units were assigned to control the situation and facilitate the clearing of the roadway.

By approximately 5:43 PM, the roadway was cleared, with the white Ford being towed away and the blue Dodge truck's trailer requiring additional assistance due to damage. The incident caused a backup for motorists during the late afternoon commute, highlighting the importance of safe driving practices on busy highways.

Drivers are advised to remain cautious and aware of their surroundings, especially during peak traffic hours. The California Highway Patrol continues to monitor the area to prevent further incidents and ensure smooth traffic flow.

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