Having been stranded underground for more than a year, the damaged 57.5ft (17.52m) diameter Hitachi Zosen EPB machine began mining through the 20ft (6m) unreinforced concrete wall of the access pit on Tuesday night.
Under 2km of tunnels remain of the 42km needed for the £14.8bn infrastructure project, due to be finished in 2017 Elizabeth, one of the last tag team of Crossrail tunnelling […]
India’s longest road tunnel is likely to overshoot the May 2016 deadline to become driver-ready.
Excavation work has stopped some three months ago because of the dispute between project concessionaire IL&FS Transportation Network and the construction contractor, Leighton India Contractors.
Geodata SpA was in charge of the design.
In the U.S. state of Nevada, a machine from Herrenknecht has bored a tunnel for the Las Vegas water supply. In the process, new world records were set: the high-tech […]
Dear Colleagues, the Croatian Association for Tunnels and Underground Structures – ITA Croatia and the ITA-AITES invite you to join us on a World Tunnel Congress and General Assembly in […]