The Washington State Dept. of Transportation has qualified four design-build teams that will vie for a $1-billion contract to construct a deep-bore tunnel replacing the seismically unsound Alaskan Way viaduct in Seattle. The winner will begin work on the four-lane, 2-mile-long double-decker tunnel on state Route 99 after the award in late 2010.
WSDOT on Dec. 18 announced the qualified joint-venture teams: Seattle Tunnel Partners, which includes Dragados USA Inc., Coral Gables, Fla., and HNTB Corp., Kansas City, Mo.; Seattle Tunneling Group, which includes S.A. Healy Co., Lombard, Ill., FCC Construction S.A., Madrid, Parsons Transportation Group Inc., Washington, D.C., and Halcrow Inc., New York City; VTS Joint Venture, which includes Paris-based Vinci Construction, Traylor Bros. Inc., Evansville, Ind., Skanska USA, New York City, and London-based Arup; AWV Joint Venture, which includes Kiewit Pacific Co., Vancouver, Wash., Germany’s Bilfinger Berger and AECOM Technology Corp., New York City.