Web17 de ago. de 2016 · 11. THE 1989 EARTHQUAKE SHUT DOWN THE BRIDGE. The 6.9 magnitude Loma Prieta earthquake that struck the San Francisco area during the 1989 World Series resulted in the deaths of 63 people and about ... Web28 de oct. de 2009 · Three pieces of an emergency repair to the Bay Bridge's cantilever section made over Labor Day weekend snapped and crashed onto the upper deck of the span late Tuesday afternoon, striking...

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On April 6, 2005, the FBI announced an investigation into allegations by 15 former welders and inspectors on the new span that welders were rushed to an extent affecting their performance on up to one-third of the welds, and that workers were ordered to cover up the defective welds by re-welding in a superficial manner. Many of these welds were then embedded in concrete, some deep underwater. WebSlated to open in late 2013, the new eastern span of the San Francisco–Oakland Bay Bridge is meant to do what the old one didn’t: withstand a major Bay Area earthquake (7.0 or greater), sustain only limited damage and quickly admit emergency vehicles and traffic. games about barbies

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WebConcrete-steel precast segment viaducts, dual steel orthotropic box beam self-anchored suspension main span, cast-in-place reinforced concrete transition connector Total length 2.2 mi (3.5 km) Width 258.33 ft (78.74 m) Height 525 ft (160 m) (SAS) Longest span 1,263 ft (385 m) (SAS) Load limit 500,000 Clearance above Vehicles: N/A Web27 de jul. de 2016 · The bridge was closed for a month for repairs and then reopened to traffic. But what ensued over the next 25 years is the extraordinary story that Karen Trapenberg Frick tells here. It is a cautionary tale to which any governing authority embarking on a megaproject should pay heed. WebFor a historic comparison, Caltrans did successfully replace a single damaged upper deck panel of the Bay Bridge (after the Loma Prieta earthquake) and the collapsed portion of the I-10 Santa Monica Freeway in Los Angeles (after the Northridge earthquake) in roughly one month by expediting its internal approval process and offering an incentive … games about ancient rome