Hoover Dam By-Pass Bridge Collapse - Haag Global
2022年6月24日 · The Hoover Dam’s By-Pass lifting system, a luffing cableway supported by four towers, collapsed during high winds. The Hoover Dam By-Pass Bridge was part of the new alignment of U.S. Highway 93 across the Black Canyon between Arizona and Nevada and was located approximately 1,500 feet downstream of Hoover Dam.
Hoover Dam Bridge Collapsed Cableway Settlement Finalized
2010年9月9日 · On Sept. 15, 2006, a refurbished 42-year-old cableway system leased from American Bridge Co., Coraopolis, Penn., toppled over during 50-mph winds, bringing construction to a halt and...
Mike O'Callaghan–Pat Tillman Memorial Bridge - Wikipedia
In March 2001, the Federal Highway Administration selected the route, which crosses the Colorado River approximately 1,500 feet (460 m) downstream of Hoover Dam. Construction of the bridge approaches began in 2003, and construction of the bridge itself began in February 2005.
Buffeted by High Winds and Setbacks, a Bypass Is Making History Near ...
2010年1月5日 · A funding delay, a cableway collapse and a death: Construction of the Hoover Dam Bypass is a challenge-filled saga that rivals the building of the historic dam itself. But the light at the...
The Hoover Dam Bypass | FHWA - Federal Highway Administration
Although the new bridge will have its critics -especially those who will argue that the bridge mars dam visitors' views of Black Canyon -the bypass ultimately will improve traffic flow, substantially reduce air and noise pollution, effectively eliminate the threat of a serious accident on or near Hoover Dam, and dramatically improve the visitor ...
Hoover Dam By-Pass Bridge Collapse Evaluation and …
During high winds in September 2006, the towers supporting the cableway system for construction of the Hoover Dam By-Pass Bridge collapsed, causing the bridge towers and sections under construction to fall into the Colorado River canyon. Haag Engineering was retained to determine the causes of the collapse and evaluate responsibilities.
Hoover Dam Bypass Cableway Supplier Will Be Reimbursed
2010年9月8日 · A four-year legal spat over the Hoover Dam bypass project’s collapsed cableways has ended in a private settlement stemming from an April 20 arbitration ruling.
Mike O'Callaghan-Pat Tilman Memorial Bridge
2022年2月16日 · The project had its biggest construction setback on September 15, 2006 when all four of the 50-ton high line cable towers collapsed from high winds. The mishap delayed erection of the arch by nearly two years before a newly designed highline was built.
Old News/Archived Information - Hoover Dam Bypass
The bridge portion of the Hoover Dam Bypass project was delayed significantly when the two highline tower cranes toppled unexpectedly last fall. They must now be redesigned and rebuilt before final construction of the arch portion of the bridge can proceed.
Hoover Dam bypass bridge may be delayed by tower collapse
2006年9月17日 · LAS VEGAS (AP) — Full-scale construction on a bypass bridge at Hoover Dam could be delayed after the collapse of massive crane towers that transport people and materials over Black Canyon.