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When the former bridge closed, engineers estimated that a replacement would cost approximately $19.5 million. However, by 2004, estimates climbed $29.5 million. When planners received construction bids in 2006, the lowest was $44.1 million. Cost overruns, design changes and inspections added another $10 million to the structure's final cost. [6]
The Interstate Bridge (also Columbia River Interstate Bridge, I-5 Bridge, Portland-Vancouver Interstate Bridge, Vancouver-Portland Bridge) is a pair of nearly identical steel vertical-lift, Parker through-truss bridges that carry Interstate 5 traffic over the Columbia River between Vancouver, Washington and Portland, Oregon in the United States.
Each district is responsible for the planning, design, construction, and maintenance of the state and federal highways in its region. [4] The department employs nearly 5,000 people and has an annual budget approaching $3 billion. [1] It celebrated its 100th anniversary in 2005 and its 35th as the Ohio Department of Transportation in 2007. [5]
The program tasked with replacing the century-old Interstate 5 bridge that connects Portland, Oregon, with southwest Washington, and serves as a vital transportation and commerce link, is set to ...
By late spring 2022, while the bridge design and location of Alternative I was largely maintained, the traffic design plan had been replaced by three updated concepts, known as M, W, and S, with Concept W, an alternative developed in 2015 which would separate local and through traffic by placing all I-71 and I-75 traffic on the new bridge and ...
The Scioto River Bridge Group was a set of historic bridges in Columbus, Ohio. The bridges were: The Broad Street Bridge, replaced by the Discovery Bridge; The Main Street Bridge (1937-2002), replaced by the Main Street Bridge (2010-present) The Town Street Bridge, replaced by the Rich Street Bridge
The NBI is used for federal funding purposes. A "bridge sufficiency rating" is calculated, which is based 55% on the structural evaluation, 30% on the obsolescence of its design, and 15% on its importance to the public. As of 2008, a score of 80 or less is required for federal repair funding or 50 or less for federal replacement funding. [7]
Oregon Governor John Kitzhaber introduced a bill for the 2013 legislature (H.B. 2260) which gives the state authority to raise money for the project via tolling; in the bill the project is referred to as "The Interstate 5 Bridge Replacement Program" rather than the CRC, a rebranding noted by local and national journalists. [14] [15] [16]