Major Traffic Disruption on State Route 57

Traffic Collision on State Route 57 North in Diamond Bar Causes Delays Today

📍 Diamond Bar, CA

📅 Published: April 24, 2025 at 02:02 PM

🔄 Updated: April 24, 2025 at 03:01 PM

Map showing the location of the accident in Diamond Bar, CA
Diamond Bar, April 24, 2025 -

A traffic collision involving four vehicles occurred today on State Route 57 North at Diamond Bar Boulevard in Diamond Bar, CA, causing significant traffic disruptions during the afternoon commute. The incident involved a black Lexus and a white minivan, along with two additional vehicles. The collision blocked the second lane and impacted the High Occupancy Vehicle (HOV) lanes, leading to lane closures and potential delays for drivers in the area.

Emergency response units, including traffic management and tow services, quickly arrived to address the situation. The presence of multiple vehicles obstructing the roadway contributed to congestion and backups on State Route 57 North. Authorities worked diligently to clear the scene and restore normal traffic flow.

As crews managed the incident, they advised motorists to seek alternate routes to avoid delays. The response aimed to minimize the impact on traffic and ensure safety for all road users. Drivers should remain cautious and expect lingering congestion as cleanup efforts continue.

Motorists are encouraged to stay informed about traffic conditions and plan their journeys accordingly. The situation highlights the importance of being aware of road conditions, especially during peak travel times.

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