Award of design/construct contract for 2.7 km-long tunnel to replace earthquake damaged Alaskan Way viaduct, value EUR823 million (USD1.09 billion), to Seattle Tunnel Partners jv comprising Dragados USA/HNTB/Tutor Perini/Coluccio/Mowat. Contractor will use 18.46 m-diameter EPB through mix of fill soil, clay, glacial till and boulders at depths to 64 m from Sodo to South Lake Union. More from tunnelbuilder archive us/69. Visit www.perini.com and www.grupoacs.com/index.php/en/c/pressroom_news. 50/10.
