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Bridges & Highway

I -405 Design-Build Project
Orange County Transportation Authority (OCTA)
The Orange County Transportation Authority (OCTA) in cooperation with the California Department of Transportation (Caltrans) selected OC 405 Partners to design and construct the I-405 Improvement Project (Project). Hout Construction Services, Inc., is providing Design-Build Coordination and Financial Business Management Services on the project.
Key elements of this approximate 16-mile widening project include:
• Addition of a general-purpose lane in each direction of I-405 from Euclid St to the I-405/I-605 Interchange.
• Addition of a tolled express lane in each direction from SR-73 to SR-22.
• Addition of auxiliary lanes in the NB direction at Euclid St off-ramp; and from Seal Beach Blvd on-ramp to the WB SR-22/7th Street off-ramp.
• Extension of existing SB auxiliary lane from Harbor Blvd off-ramp to Euclid St on-ramp.
• Removal of SB auxiliary lane from Beach Blvd to Magnolia St off-ramp.
• Reconfiguration of interchanges and ramps comprised of 23 new or replacement crossroad/ramp bridges, one pedestrian bridge, and seven bridge widenings on I-405.
• New, modified or replaced structures, including two overhead railroad crossings.
• New and upgraded drainage facilities.
• Pavement construction and revised delineation.
• Tolling infrastructure.
• Coordination with utility owners for relocation of known utilities.
Interstate 5/Interstate 405 Interchange
Orange County Transportation Authority
Mr. Hout developed this $113 million interchange by providing project and construction management services to make sure the project was completed on time and within budget. The project included the reconfiguration of the freeway to freeway connectors, addition of collector/distributor roads to eliminate weaving problems, and a new interchange at Bake Parkway.

Mr. Hout acted as the Design Director during the design phase of the project, and as Project Director during construction. They received ACSE’s Project of the Year Award.
North Irvine Transportation Mitigation Program
City of Irvine
Mr. Hout served as principal-in-charge for the independent review of the proposed mitigation measures and cost estimates for 18 projects throughout the City of Irvine as part of the North Irvine Transportation Mitigation program. Projects were located on Jamboree Road, Bake Parkway, Culver Drive, Alton Parkway, Irvine Center Drive, Sand Canyon, Alicia Parkway, and various off-ramps along Interstate 5 and Interstate 405. These projects were completed under the on-call contract with the City of Irvine on time and within budget. The program constructed more than $50 million of transportation improvements.
Interstate 5 Reconstruction
Orange County Transportation Authority
Mr. Hout was responsible for the design and construction of numerous segments of the 47-mile stretch of I-5 from Pacific Coast Highway in San Juan Capistrano to the Los Angeles/Orange County line. The $1.9 billion project was one of the largest and most complex public works projects ever undertaken in Orange County.



Mr. Hout acted as the Design Director during the design phase of the project, and as Project Director during construction. He received ACSE’s Project of the Year Award.

© 2026 Hout Construction Services, Inc.

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