London Crossrail Project at ENR.
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Seattle tunnel will go under 158 buildings
The tunnel replacing the Alaskan Way Viaduct (SR-99) will pass beneath 158 existing structures requiring an extensive program of vibration and settlement monitoring as well as some remediation. Of the 158 buildings, WSDOT identified 20 […]
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Devil’s Slide bypass project set for tunnel breakthrough on Friday
Today crews on the Devil’s Slide bypass tunnels will break through after more than 3 years of excavation work. The pair of 4,000-ft long tunnels will each convey Highway 1 past a dangerous and landslide-prone […]
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Tunnel Replacing Seattle’s Alaskan Way Viaduct “a done deal”
Controversy was swirling around last week’s Seattle Mayoral primary race as incumbent Mayor Greg Nickels supports the tunnel to replace the Alaskan Way Viaduct and challenger Michael McGinn wants to tear down the viaduct and […]