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Any request for an approved equal must be fully supported with technical data, test results, or other pertinent information as evidence that the substitute offered is equal to or better than the specification requirements. The burden of proof as to the equality, substitutability, and compatibility of proposed alternates or equals shall be upon the bidder, who shall furnish all necessary ...

The Orange County Transportation Authority (OCTA), in partnership with the California Department of Transportation (Caltrans), is improving State Route 91 (SR-91) from State Route 57 (SR-57) to State Route 55 (SR-55). OCTA and Caltrans are working with the neighboring cities of Anaheim, Orange, Placentia, Fullerton and Yorba Linda.

Construction on the I-405 Improvement Project, which is improving a 16-mile stretch of the freeway between Costa Mesa and the Orange County border with Los Angeles County, continues to move forward with an anticipated completion date of 2023. The project is adding one regular lane in each direction between Euclid Street to I-605, and a second lane in each direction in the center of the freeway ...

Motorists traveling northbound on I-5 through Santa Ana this week are driving on new concrete pavement. Crews opened up the newly constructed roadway between Grand Avenue and 17th Street last weekend, shifting the northbound I-5 regular and carpool lanes to the 41.6 million I-5 Central County Improvements Project, which adds a second carpool lane in each direction of I-5 between SR-55 to SR-57 ...

OCTA’s project team met with the Laguna Hills City Council Tuesday, July 10 to present information about a plan to widen the San Diego Freeway (I-5) from the San Joaquin Toll Road (SR-73) interchange in Laguna Niguel to El Toro Road in Laguna Hills. OCTA Project Manager Hamid Torkamanha and Community Relations Associate Ryan Romeos provided details about the four-year, $560-million project ...

Community Survey Results and Outreach - Spring 2025 A print and online survey was developed to assess community preference for future conceptual land uses and supporting amenities at the Fullerton Park and Ride facility. A total of 484 surveys were collected from February 24 to April 7.

The Orange County Transportation Authority (OCTA) and Caltrans are improving the I-605/Katella Avenue interchange to enhance mobility, optimize traffic flow and improve pedestrian and bicycle facilities. Construction is set to begin in late June 2025 and is expected to be completed in late 2026.

The Orange County Transportation Authority (OCTA), in partnership with the California Department of Transportation (Caltrans), is improving State Route 91 (SR-91) from State Route 57 (SR-57) to State Route 55 (SR-55). OCTA and Caltrans are working with the neighboring cities of Anaheim, Orange, Placentia, Fullerton and Yorba Linda.

Work continues on the SR-55 (I-405 and I-5) Improvement Project to help ease the drive for commuters. The $475.1 million project will improve mobility and reduce congestion on the freeway, a vital link from central Orange County to the coast. Crews are reconstructing the MacArthur Boulevard bridge following January’s barrier demolition. The Edinger Avenue bridge will be the second of four ...