TTC’s Spadina Line Extension Surges Forward Toronto, Ontario, is the capital of Canada’s most populous province, as well as the…
Seattle Underground From world-record-breaking tunnel bores to world-class transit and treatment facilities, the Seattle area has been home to many…
By Peter Barrett & Marcus Jablonka The Gotthard Base Tunnel runs beneath the Alps as part of a new north-south…
Energy Efficient Lighting Leads to Cost Reductions at Detroit-Windsor Tunnel Constructed in 1930, the Detroit-Windsor Tunnel was an engineering feat…
Ground Stabilization for Tunneling By Paul C. Schmall, P. E., & Lucian P. Spiteri, P.E. Soft ground tunneling and related…
Chris Allen, Assistant Director-Clean Rivers Project, DC Water Marc Jensen, Director of Engineering, Southern Nevada Water Authority Nasri Munfah, Chairman…
Tunnel Achievement Award for Innovations in Mechanized Tunneling: Martin Herrenknecht By Jim Rush EDITOR’S NOTE: This year at the annual…
By Don Del Nero The engineering community has historically followed the truism that means and methods of construction are in…
U.K.’s Lee Tunnel Progressing with Help of Potain Crane On tunneling sites, cranes are as common as tunnel boring machines.…