Corona – The California Department of Transportation (Caltrans) alerts the public that crews will continue concrete slab replacement operations on State Route 91 (SR 91) in Corona. Work activities will occur between Orange County/Riverside County line and Interstate 15 (I-15). This is part of a $2.8 M project to extend pavement life by repairing fast and middle lanes in both directions, replacing deteriorated concrete slabs, upgrading traffic loops, and more. 

Construction signs have been placed in the project zone. Work operations will begin near Corona on State Route 91 with an expected start date in October 5th 2026. Project work is expected to be completed by Winter 2026. All work is weather and material dependent. 



WORK POSTPONED THIS WEEK.

November 9 - 13

We will share further updates once the new schedule is confirmed. 

All work and closure are dependent on contractor receiving proper materials for each job function. It can be changed or canceled at any time. All work is weather permitting.

Know before you go: https://quickmap.dot.ca.gov