A significant traffic collision occurred today on State Route 60 East at Brea Canyon Road in Diamond Bar, CA, involving three vehicles, including a Nissan and a semitrailer. The incident happened around 4:45 PM and resulted in a rear-end collision that blocked lanes three and four, creating heavy traffic congestion in the area.
Emergency response teams arrived quickly to manage the scene and assist with the extrication of vehicles involved in the crash. Traffic control measures were implemented to ensure safety while clearing the roadway. The California Highway Patrol issued a SigAlert, indicating that lanes three, four, and five would remain blocked for approximately one hour due to the ongoing response efforts.
Motorists traveling through this area during the afternoon commute should expect significant delays and backups. Drivers are advised to seek alternate routes if possible to avoid congestion. The situation is being monitored closely, and updates will be provided as the scene is cleared. As emergency crews work to resolve the incident, drivers are encouraged to exercise caution and remain alert for traffic control measures in place.