Traffic Collision Disrupts Morning Commute in Diamond Bar

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

📍 Diamond Bar, CA

📅 Published: August 25, 2025 at 08:05 AM

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

A traffic collision occurred today on State Route 60 West at Grand Avenue in Diamond Bar, CA, causing significant disruptions during the morning commute. The incident involved two vehicles: a motorcycle and an unidentified vehicle. The collision resulted in the blockage of lane #1, leading to delays and congestion for drivers in the area.

Emergency services, including the California Highway Patrol, promptly responded to the scene to manage traffic and ensure safety. They worked efficiently to clear the roadway, which was successfully reopened shortly after the incident was reported. The motorcycle rider laid the bike down to avoid a collision, contributing to the lane blockage.

As traffic resumed, motorists were advised to expect residual delays as the situation normalized. The swift action from emergency personnel helped mitigate further traffic backup, allowing for a smoother flow of vehicles on State Route 60.

Drivers traveling through Diamond Bar, CA, should remain cautious and stay updated on traffic conditions as the area clears from this traffic incident.

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