Three-Vehicle Collision Disrupts Traffic in San Dimas

Traffic Collision on State Route 71 North in San Dimas Causes Delays Today

📍 San Dimas, CA

📅 Published: August 1, 2025 at 09:10 PM

🔄 Updated: August 1, 2025 at 10:03 PM

Map showing the location of the accident in San Dimas, CA
San Dimas, August 1, 2025 -

A traffic collision involving three vehicles occurred today on the transition from State Route 71 North to State Route 57 North in San Dimas, CA. The incident was reported around 9:08 PM and involved a Ford Mustang, an unknown vehicle, and a pickup truck. Emergency response teams arrived promptly to manage the scene and ensure safety.

As a result of the traffic incident, lane management measures are currently in effect, leading to potential delays for motorists in the area. Drivers should anticipate backups and congestion as crews work to clear the roadway and remove the vehicles involved in the collision.

A tow truck has been requested to assist with the removal of the vehicles, which are currently obstructing traffic. Emergency units are actively coordinating efforts to restore normal traffic flow as quickly as possible.

Motorists are advised to seek alternative routes to avoid delays and congestion while the situation is being addressed. The California Highway Patrol is on-site, managing the traffic and ensuring that the area is secure for all road users.

Stay updated on traffic conditions if you plan to travel through San Dimas, CA, particularly during the evening hours when traffic can be more unpredictable.

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