Tell Us What You Think about the I-405 South Project in Irvine

OCTA and Caltrans are proposing a plan to lessen congestion and enhance freeway operations for an 8.5-mile segment of the I-405 between I-5 and SR-55 through Irvine. Alternatives include adding one or two regular lanes in each direction, adding... read more

OCTA Marks Finish of O.C. Bridges Projects

On October 24, transportation and city officials marked the completion of the final two underpasses in the O.C. Bridges program, which during the last five years built a total of seven bridges and underpasses to separate car and pedestrian traffic... read more

Replacement Planting Continues on West County Connectors Project

Replacement planting is being installed in areas affected by the West County Connectors project, which was completed in 2015 and created carpool connectors among the San Diego (I-405) Freeway, the Garden Grove (SR-22) Freeway and the San Gabriel... read more

This Interactive Map Will Help You Navigate the I-405 during Construction

OCTA recently launched a fully interactive, mobile-friendly resource for the I-405 Improvement Project. The largest project in OCTA’s history, the I-405 Improvement Project will improve 16 miles of the I-405 and add one regular lane in each... read more

The 405 Improvement Project: Behind the Scenes

The largest project in OCTA’s history, the I-405 Improvement Project will improve 16 miles of I-405 and add one regular lane in each direction from Euclid Street to I-605. It will also construct the 405 Express Lanes from SR-73 to I-605. Business... read more

I-5 Construction Updates in South County

Work on the northbound I-5 ramps at Avenida Pico in San Clemente, which are being realigned to accommodate a freeway widening through the city, continues with a pedestrian detour and a weekend closure. The work is expected to be completed by late... read more

Board Workshop Explores Managed Lanes

On August 28, OCTA conducted an OCTA Board workshop about the role of managed lanes in the long-term future of Orange County’s transportation system. Managed lanes are highway lanes that are restricted by price or vehicle type. Managed lanes have... read more

Progress on I-5 Construction in San Clemente

Work on the northbound I-5 ramps at Avenida Pico in San Clemente, which are being realigned to accommodate a freeway widening through the city, is expected to be completed by late October. The widening is part of a $230 million project to extend the... read more

OCTA Briefs State Transportation Official on the I-405 Improvement Project

On August 25, OCTA staff met with California State Assembly Member Jim Frazier (D-Oakley), Chair of the Assembly Transportation Committee, to provide information about the I-405 Improvement Project. The Assembly Transportation Committee oversees all... read more

I-405 Improvement Project Update: Full Speed Ahead

During its meeting on August 14, the OCTA Board of Directors received an update on the I-405 Improvement Project from Jeff Mills, OCTA’s I-405 Project Program Manager. The project has been “moving full speed ahead” since reaching a major financing... read more

Construction Kicks Off on Parking Structure at Orange Transportation Center

Representatives from OCTA, the City of Orange and the community joined together on July 26 to break ground on the construction of a new multi-level, shared-use parking structure at the Orange Transportation Center. Scheduled to open in late 2018,... read more

I-5 South County Improvements Project Overhead Sign Work is Completed

Construction crews have completed the overhead carpool sign installation on southbound and northbound I-5. The lane and full freeway closures for this work on I-5 are now complete. The construction on the I-5 South County Improvements Project began... read more

The I-405 Improvement Project: Behind the Scenes

The largest project in OCTA’s history, the I-405 Improvement Project will improve 16 miles of I-405 and add one regular lane in each direction from Euclid Street to I-605. It will also construct the 405 Express Lanes from SR-73 to I-605. This is the... read more

Nighttime Full Freeway Closures in South Orange County

Crews are performing nighttime lane and full freeway closures on I-5 between Avenida Pico and Camino Capistrano and will continue until July 28, excluding the weekend. The closures will allow crews to remove outdated overhead signs that span the... read more

OC Bridges Moves Forward with Raymond Avenue Construction

As part of OC Bridges, Raymond Avenue will be closed for approximately 80 days as OCTA and the City of Fullerton construct an undercrossing to separate vehicle traffic from train traffic. The closure is needed to allow crews to safely complete wall... read more

Raising Awareness about the I-605/Katella Avenue Interchange Project

OCTA and Caltrans have partnered to study potential improvements to the I-605/Katella Avenue Interchange. On June 29, the agencies hosted a public information meeting in Los Alamitos to raise awareness of the project, known as the I-605/Katella... read more

Discuss Proposed Improvements to SR-57 on June 22

Please join us on Thursday, June 22, to learn about proposed improvements to the Orange Freeway (SR-57) between the exits of Orangewood and Katella avenues. OCTA, in partnership with Caltrans, is in the initial phase of evaluating the... read more

Learn about the I-605/Katella Avenue Interchange Project

OCTA, in partnership with Caltrans, has initiated an Improvement Project to enhance safety, smooth traffic flow, and improve pedestrian and bicycle pathways through the I-605/Katella Avenue interchange in the City of Los Alamitos.  The project is... read more

Completed Lakeview Crossing Improves Traffic Speed and Safety

The Lakeview Avenue overcrossing, part of the OC Bridges project developed by OCTA to separate vehicle traffic from trains, opened in early June. OC Bridges overcrossings and undercrossings provide a faster, safer traveling experience for those... read more

Travel on the 91 Express Lanes Requires a FasTrak® Transponder

Recently extended by 8 miles, the 91 Express Lanesis a four-lane toll road built into the median of State Route 91 that provides 18 miles of safe, reliable, and predictable travel in Orange and Riverside counties. All vehicles, including... read more
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