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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.

OC Go Logo in blue

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