Civil Engineer: H.W. Lochner Inc. Structural Engineer: Arup North America Ltd. Not only is Interstate 405 one of the busiest highways in the nation, but the 16-mile section of it in Orange County, ...

The Orange County Transportation Authority is taking the reins on a highly debated proposal to put toll lanes on the 405 Freeway through part of the northern county. The OCTA board of directors voted ...

The Interstate 405 Improvement Project has reached its biggest financing milestone, one that gives the contractor the green light to move ahead fully with design and construction. Orange County ...

MARLTON, N.J. and IRVINE, Calif., Feb. 15, 2011 (GLOBE NEWSWIRE) -- Hill International (NYSE:HIL), the global leader in managing construction risk, announced today that HDR Engineering, Inc., in ...

The Orange County Transportation Authority (OCTA) in California, US, has signed a memorandum of understanding (MoU) with the city of Santa Ana, outlining the roles and responsibilities associated with ...

The company hired to construct the route for OC’s first electric streetcar is suing the Orange County Transportation Authority, raising the possibility the already delayed project could be held up ...

For years, technical and management problems have dogged Orange County’s effort to install a new communications network for hundreds of buses run by its public transit agency. Radios fail. Digital ...