Major Collision Causes Traffic Chaos on SR-4

Traffic Collision on Eastbound State Route 4 in Pittsburg Causes Major Delays Today

📍 Pittsburg, CA

📅 Published: July 27, 2025 at 11:40 PM

🔄 Updated: July 28, 2025 at 04:00 AM

Map showing the location of the accident in Pittsburg, CA
Pittsburg, July 27, 2025 -

A significant traffic collision occurred today on Eastbound State Route 4 (SR-4) near Railroad Avenue in Pittsburg, CA, resulting in major traffic disruptions. The incident involved three vehicles, including a black Nissan Altima, which required towing services. As a result of the collision, multiple lanes were blocked, causing significant delays and congestion for commuters during the evening rush hour.

Emergency response teams were quickly dispatched to the scene to manage traffic and secure the area. Officers worked diligently to direct vehicles away from the blocked lanes and facilitate the towing of the damaged vehicles. A signal alert was issued, warning drivers to expect delays as all lanes were initially obstructed due to the traffic incident.

As the situation progressed, one lane was reopened shortly after midnight, but significant backups remained as crews continued to work on clearing the scene. Motorists are advised to seek alternate routes to avoid the ongoing congestion on Eastbound SR-4.

This traffic incident underscores the importance of caution while driving, especially during peak travel times. Updates will be provided as traffic conditions improve and the situation develops.

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