Search Results: 'Erstfeld'

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Keeping Pace
14 November, 2019
Frank Grundholm, vice president for global HVACR sales at ABB Motion, explains how variable frequency drives (VFDs) are used together with electric motors for the effective control of rail and road tunnel ventilation fans

In the field
18 October, 2017
In June students from the geomechanics graduate program at Queen’s University in Kingston, travelled to Europe for two weeks of research and tours—seeing first hand the challenges and innovative solutions required to complete the region’s impressive geological engineering projects. Mark Diederichs reports

Sedrun lags Gotthard final concrete push
08 February, 2012

Gotthard – first of the 21st century tunnels
06 December, 2010
Gotthard’s progress has been dictated by complex geology and the limits of rock tunnel technology as well as social and political issues before and during construction

Keeping perspective
06 December, 2010
AlpTransit has meant construction management on a new scale for the Swiss tunnelling sector

Keeping the timetable on track
06 December, 2010
Following tunnel breakthrough civils work continues on inner linings and walkways, which complete only in 2014. But focus is already switching to the fit-out of the tunnels

A mountain of spoil from inside the mountains
06 December, 2010
The world’s longest tunnel has produced a massive quantity of spoil to be disposed in tiny mountain valleys

Record drives at Amsteg and Erstfeld
06 December, 2010
The two drives for the northern section of Gotthard made the fastest progress including a world record TBM day rate. But they were not without their problems

The Gotthard Base Tunnel and Sedrun
11 June, 2010
At the March meeting of the British Tunnelling Society Hans Bartschat and Michael Gutzeit of Bilfinger Berger’s Tunnelling Division reviewed the new Gotthard Base Tunnel project, and in particular, the Sedrun section of what will be the longest transport tunnel in the world.

Protecting Gotthard’s cut-and-cover
27 October, 2009
Alessandro Ferrari of Lombardi Engineering Ltd looks at how passive fire protection being used to protect Gotthard’s cut-and cover Bidio Section

Gotthard advances on tracks, tunnels
08 August, 2008

Gotthard drives push ahead
11 June, 2008

?Gotthard starts next big drives...
31 August, 2007

Erstfeld lot finally awarded
10 April, 2007

Sedrun - Gotthard's toughest challenge
01 November, 2004
Planning to drive sections of the world's long-est tunnel from its centre point, 2500m underground in variable, squeezing ground, was indeed a challenge. However, using a combi-nation of mining and civil tunnelling methods, it is a challenge that many manufacturers have been lining up to meet with innovative equipment, reports Maurice Jones

JV AGTN set for Amsteg award
01 December, 2001

High speed Alpine drives on track
06 November, 2001
The new AlpTransit rail scheme in Switzerland will link the high-speed networks of Germany and Italy through the Gotthard and Lötschberg Tunnels. Felix Amberg and Annette Ruckstuhl-Richter of Amberg Ingenieurbüro give an overview of current operations.

Rail rules for the Swiss
12 December, 2000
Felix Amberg spoke about the overall concept of the Alp base tunnels. Aspects of planning, design and construction were described. The presentation included a detailed appraisal of the 57km long Gotthard base tunnel.

Amsteg access
14 October, 2000

AlpTransit's first major excavations
14 September, 2000
For years the AlpTransit link was being planned and discussed. Now, finally, it is happening