This is a great little time lapse video from WSDOT that shows the construction of the tunnel behind the Bertha’s disassembly pit for the Alaska Way Viaduct Replacement Project.
According to a Reuters article, Cologne State Prosecutors raided the offices of various contractors, engineers, and even the Cologne Public Transport company to collect evidence in an investigation into the cause of the collapse of […]
The cover story for Tunnel Boring Magazine’s April 2011 issue is about the Aero-train tunnel at Dulles Airport that has recently celebrated it’s first year of operation. There are 3 miles of tunnels that guide […]
Golder Associates will acquire the U.K.-based Alan Auld Group of companies with offices in the U.K., Canada, and the U.S. Alan Auld Group is a global provider of specialized engineering design and construction services for underground […]