The twin-track Brandkopf Tunnel, with a length of 1,493 m, forms part of the 107 km long Ebensfeld–Leipzig line (featuring twenty-two tunnels totalling 41 km in length, and making up 38 % of...
Extensive preliminary work on the 3,350 m long Küblis bypass tunnel in the Canton of Grisons, including the Dalvazza pilot cut (2009/2010) for the portal zone, preparations for actual tunnelling...
The preparations for the internationally unique underground fair – the IUT ’11 – in the Hagerbach Test Gallery (VSH) from September 14 to 15, 2011 near Sargans in the east of...
The history of rock engineering dates back some 6,000 years. It has since progressed in a number of waves, the first of which was prehistoric Man’s search for shelter from the elements and refuge...
1 Overview of complete Project
The Hamburg Hochbahn AG as the future operator of the line commissioned the U4 HafenCity JV, consisting of Hochtief Solutions AG, Ed. Züblin AG, Aug. Prien...
1 Introduction
With reference to the first publication about this project in tunnel 7/2009 an update of status of the works on this infrastructure project is given after a little bit more than 2...
Protective Objectives and Fire-Scenarios
Fire-safety in tunnels has always posed special challenges to planners and tunnel operators. Depending on the length of the tunnel section, it is, as in so...
A time horizon extending from 2020 to 2025 is planned for this work, which will include, on the one hand, refurbishing and structural renewal and, on the other hand, provisions to assure conformity...
Amendments and modifications to DIN 1045 Parts 1/3 and DIN EN 206-1, Guideline of the German Steel Reinforced Con-crete Committee (DAfStb), March 2010 edition, 47 pages, A4, with 23...
The fourth TBM Conference organised by MEYCO Global Underground Construction and tailored specifically to the needs of tunnel-boring machines returned, following the extremely successful event held in...
