Major Traffic Jam from Multi-Vehicle Collision

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

📍 Diamond Bar, CA

📅 Published: August 27, 2025 at 08:32 PM

Map showing the location of the accident in Diamond Bar, CA
Diamond Bar, August 27, 2025 -

A traffic collision on State Route 60 East at State Route 57 North in Diamond Bar, CA, has caused significant traffic disruptions today. The incident occurred around 7:58 PM and involved four vehicles: a light blue Scion, a grey sedan, a solo vehicle, and one unidentified vehicle. All vehicles involved in the collision were rendered undriveable, leading to lane closures in the High Occupancy Vehicle (HOV) lane.

Emergency responders, including local police and towing services, quickly arrived at the scene to manage the situation. The HOV lane was blocked, resulting in delays and backups for evening commuters. Traffic management efforts were implemented to alleviate congestion as responders worked to clear the roadway.

A tow truck was requested to assist in removing the vehicles, with an estimated arrival time provided to ensure prompt action. The blockage of the HOV lane highlighted the need for caution among drivers navigating through busy traffic areas during peak hours.

Motorists are advised to seek alternate routes to avoid potential delays as cleanup efforts continue. This traffic incident serves as a reminder of the unpredictable nature of road conditions and the importance of maintaining awareness while driving.

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