Latest Tunnel boring machine Stories
CANTON, Ohio, Dec. 1, 2010 /PRNewswire/ -- (NYSE: TKR): On Oct. 15, 2010, Switzerland's Gotthard base tunnel became a reality. At 2:17 p.m. Geneva Time that day, a boring machine in the east tunnel located 6 km (3.7 mi) south of Sedrun broke through the last meter of rock deep inside the Alpine range. The colossal 57-km (35.4-mi) Gotthard railway tunnel is the world's longest, most deeply set passage of its kind. It took 15 years, 3,000 workers, euro 9.1 billion (US$12.7 billion) - and...
450-foot long "unique" machine used in Arrowhead Inland Feeder project is at auction site for preview by interested bidders LOS ANGELES, April 24 /PRNewswire-FirstCall/ - Ritchie Bros. Auctioneers (NYSE and TSX: RBA), the world's largest industrial auctioneer, is selling a single shield 450-foot long, 820-ton, self-propelling, hard rock tunnel boring machine (TBM) with trailing gear at an upcoming three-day unreserved auction in Los Angeles from May 20 to 22, 2009. The TBM is 19...
By Andrew Edwards SAN BERNARDINO - After close to five years of digging, the Metropolitan Water District's huge mechanized tunneler finished its journey underneath the San Bernardino Mountains on Wednesday. Standing before an audience that gathered to see the Southern California water agency's $9million digging machine break through the surface at Devil Canyon, MWD board member Gene Koopman signaled a goateed worker named "Slim" to make the big phone call to miners in the mountain and let...
