Traffic Collision Causes Delays on State Route 60

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

📍 Diamond Bar, CA

📅 Published: August 22, 2025 at 05:39 PM

Map showing the location of the accident in Diamond Bar, CA
Diamond Bar, August 22, 2025 -

A traffic collision involving two vehicles occurred today on State Route 60 West at the South Diamond Bar Boulevard on-ramp in Diamond Bar, CA. The incident took place around 4:31 PM and involved a white Honda and a silver/gray Toyota Corolla. Both vehicles ended up on the roadside, with one vehicle requiring towing services.

Due to the presence of the vehicles on the roadway, temporary lane management was necessary to ensure safety and control of the scene. This situation has resulted in traffic congestion and delays for motorists in the area, particularly affecting those traveling during the busy afternoon hours.

Emergency response units arrived promptly to manage the scene and facilitate the towing of the vehicle that was unable to continue on its own. The careful handling of both vehicles, especially near an embankment, was crucial to prevent further complications.

Motorists are advised to exercise caution when approaching this area and to expect potential backups as the situation is resolved. Authorities are working diligently to clear the scene and restore normal traffic flow as quickly as possible.

Drivers are encouraged to seek alternate routes if possible to avoid delays caused by this traffic collision on State Route 60 West in Diamond Bar, CA.

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