Major Traffic Disruption on State Route 57

Traffic Collision on State Route 57 South in San Dimas Causes Delays Today

📍 San Dimas, CA

📅 Published: September 3, 2025 at 07:08 PM

Map showing the location of the accident in San Dimas, CA
San Dimas, September 3, 2025 -

A traffic collision on State Route 57 South at the Interstate 10 East Connector in San Dimas, CA, has resulted in significant traffic disruptions today. The incident, which occurred around 6:03 PM, involved two vehicles: a light gray Ford F150 and a silver Honda.

Emergency response teams quickly arrived on the scene to manage the situation, leading to lane closures that have caused delays and congestion for motorists in the area. The silver Honda has been towed from the scene, while the status of the Ford F150 remains unclear, with reports suggesting it may still be present.

Drivers are advised to avoid the affected area and seek alternate routes to minimize travel delays. The California Highway Patrol is actively managing traffic flow and ensuring safety as crews work to clear the roadway.

This traffic incident serves as a reminder for drivers to remain vigilant, especially during peak travel times when roadways are busier. As the situation evolves, updates will be provided to keep the public informed of any changes in traffic conditions.

For those traveling through San Dimas, CA, please exercise caution and patience as emergency responders work diligently to resolve the traffic incident.

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