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

OC Bridges Underpass in Fullerton Partially Open for Travel

Through its OC Bridges Program, OCTA is working to improve traffic flow and safety on streets by building a series of bridges – both underpasses and overpasses – to separate cars from trains. These bridges will eliminate the need for commuters and... read more

OC Streetcar Rolls into Final Design Phase with FTA’s OK

Plans for Orange County’s first modern streetcar moved forward last week when the Federal Transit Administration issued a letter announcing its support for the project to officially enter the engineering phase. The letter signals the federal... read more

Getting to Know the Stakeholders along the I-405

As it moves forward on the I-405 Improvement Project, a major step in speeding travel for roughly 370,000 daily drivers between Costa Mesa and the Los Angeles County line, OCTA works hard to prepare project stakeholders far in advance prior to the... read more

Transportation Corridor Agencies Propose Connection to 91 Express Lanes

The Transportation Corridor Agencies (TCA), in coordination with Caltrans, is proposing to add a direct connector linking the northbound 241 Toll Road to the eastbound 91 Express Lanes and the westbound 91 Express Lanes to the southbound 241 Toll... read more

Moving Forward with Construction on I-5

An extended closure and pile driving are the latest steps toward the completion of a $230 million, 5.7-mile project to extend the I-5 carpool lanes from San Juan Capistrano to San Clemente. Currently closed, the Camino de Estrella loop on-ramp to... read more

Major 91 Express Lanes Paving Completed in Record Time

For the first time in its 21-year history, the entire 91 Express Lanes has been repaved. Working together, agencies, project management partners and the construction contractor finished major repaving in only 8 weekends rather than the 10 weekends... read more

Work Suspended on the 91 Express Lanes during Thanksgiving Weekend

Those who rely on the 91 Express Lanes have another reason to be thankful on Thanksgiving. In honor of the holiday, no repavement work will be performed. Barring unforeseen weather or operational delays, major paving is now on track to be completed... read more

OCTA Awards $1.2 Billion Contract for I-405 Project

At its most recent meeting, the OCTA Board of Directors selected OC 405 Partners to design and construct the I-405 Improvement Project, a major step in speeding travel times for roughly 370,000 daily drivers between Costa Mesa and the Los Angeles... read more

Weather Permitting, 91 Express Lanes Repaving Will Continue Nov. 4

Work on the westbound 91 Express Lanes is scheduled to resume Friday, Nov. 4 through Monday, Nov. 7 following a weather-related suspension the previous weekend. The 91 Weekend Shift will continue each weekend, except for the Nov. 11 Veterans Day... read more

Get Ready for Traffic Switching on I-5 in San Clemente

Say goodbye to the old bridge and hello to the new one over Avenida Pico in San Clemente. The old structure will fall and a new one will rise during the reconstruction of the I-5/Avenida Pico interchange, part of a $230 million, 5.7-mile project... read more

Repavement Heads West on the 91 Express Lanes

After five weekends of successfully repaving lanes in the eastbound direction, the repaving project will head west on October 21 toward SR-55 from the Orange/Riverside county line. To complete the work, the entire westbound 91 Express Lanes will... read more

Temporary Traffic Switch on I-5 in San Clemente

Beginning this week, for up to three months drivers will need to use different routes to access areas near the Camino de Estrella interchange as part of the South County Improvements in San Clemente. Motorists using the Camino de Estrella on-ramp... read more

91 Express Lanes Repavement Nears Halfway Mark

Following four weeks of smooth paving and early completions, the 10-week repavement project on the 91 Express Lanes between SR-55 in Anaheim and Orange County/Riverside County line is nearing the halfway mark. Paving in the eastbound direction is 75... read more

91 Express Lanes Pavement Rehab Off to Good Start

The pavement rehabilitation of the 91 Express Lanes got off to a great start during the first two weekends of a 10-weekend closure when the lanes reopened 2 hours ahead of schedule on September 12 and 19. To continue delivering a smooth, safe journey... read more

Improvements Will Partially Close the 91 Express Lanes for 10 Weekends

For more than 20 years, the 91 Express Lanes has helped people connect with life’s most important moments. Each year, motorists take nearly 13 million trips on this 10-mile stretch of road in the median of SR-91 between Orange and Riverside... read more

I-5 South Improvements to Temporarily Affect San Juan Capistrano Travel This Weekend

As part of the I-5 South County Improvements Project, on August 19 and 20 southbound traffic will be transitioned onto the new I-5 bridge over Avenida Pico. From Friday, August 19 to Saturday, August 20, the switch will require significant lane... read more

OCTA Public Outreach Team Shares I-405 Improvement Project News and Opportunities

OCTA's I-405 Project Public Outreach Team met recently with the Vietnamese American Chamber of Commerce as part of its mission to share information about upcoming improvements along the I-405. As a member of the Vietnamese American Chamber of... read more

Synchronized Signals Keep OC Traffic Flowing

Since 2008, OCTA has helped motorists move smoothly through Orange County by synchronizing traffic signals to improve the flow of traffic. Funded by Measure M, Orange County’s half-cent sales tax for transportation improvements, the Regional Traffic... read more

Questions about the 405? The OCTA Public Outreach Team Has Answers

During the next five to six years, the I-405 Improvement Project will be implemented. The project is designed to improve a 16-mile corridor between Los Alamitos and Costa Mesa. OCTA, in cooperation with Caltrans, will add one regular lane in each... read more
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