Major Traffic Snarl on State Route 60 West

Traffic Collision on State Route 60 West in Diamond Bar Causes Delays Today

📍 Diamond Bar, CA

📅 Published: August 2, 2025 at 11:34 PM

🔄 Updated: August 3, 2025 at 12:33 AM

Map showing the location of the accident in Diamond Bar, CA
Diamond Bar, August 2, 2025 -

A traffic collision occurred today on State Route 60 West at North Diamond Bar Boulevard in Diamond Bar, CA, leading to significant traffic disruptions. The incident involved four vehicles: a red Hyundai Tucson, a white pickup truck, a black SUV blocking the middle lanes, and a big rig from a separate collision further west.

Emergency services quickly responded to manage the scene and control traffic flow. The collision resulted in lane closures, including blocked High-Occupancy Vehicle (HOV) lanes, causing delays and congestion for motorists in the area, particularly during the evening commute.

Tow trucks were requested to assist with the removal of the vehicles involved in the traffic incident. By midnight, all lanes were reported to be open, allowing traffic to gradually return to normal.

Drivers are advised to exercise caution in the vicinity as residual traffic may still be affected following the incident. This traffic collision highlights the importance of safe driving practices and the potential for unexpected disruptions on busy highways.

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