I-5 (SR-57 to SR-55)
I-5 (SR-57 to SR-55)
This project was completed in 2021.
The I-5 Central County Improvements project was completed in January 2021.
Project Overview
OCTA and Caltrans completed construction of a second carpool lane on I-5 between SR-55 and SR-57. The I-5/Main Street HOV on-and off- ramps were demolished to make room for the new lanes. The project reduces congestion, alleviates bottlenecks and improves traffic flow.
Project Benefits
- 
Added a second carpool lane in both directions on I-5 between SR-55 and SR-57.
 - 
Restriped carpool lanes to provide drivers with continuous access.
 - 
Reduces congestion, alleviates bottlenecks and improves traffic flow.
 
At a Glance
| 
 length 
 | 
 affected cities 
 | 
 project cost 
 | 
 funding source 
 | 
|---|---|---|---|
| 3 miles | Orange, Santa Ana and Tustin | $39 million | Federal and Local funds |