Search Results: 'AlpTransit'

STUVA Prize 2023 goes to Heinz Ehrbar
09 January, 2024
At the STUVA Conference 2023 in Munich, Heinz Ehrbar was awarded the prestigious STUVA Prize.

BTSYM workshop – waterproofing in tunnels
29 December, 2023
Earlier this year, BTSYM held a workshop where young members heard from Sika UK’s Head of Infrastructure, Sarah Langley, on the basics of waterproofing for tunnels. After attended the highly informative event, Avantika Raj, Tunnel Engineer with Dr Sauer & Partners, prepared this report for T&T

Deepest and Longest
07 May, 2019
Yves Boissonnas, head of tunnelling at Sika Europe Management, the guest speaker at the January BTS lecture, provided a presentation on the Gotthard Base Tunnel

Learning through doing
08 June, 2016
TODAY CELEBRATIONS are underway in Switzerland as the world’s longest railway tunnel opens. It is 1 June, and stakeholders and political figures are attending a day-long programme of events at the tunnel, prior to a festival for the people involved in the project which is due to take place tomorrow.

Ceneri: A link in the chain
31 December, 2015
The Ceneri base tunnel is an integral part of the New Rail Link through the Alps. Sally Spencer Reports.

The power of protest
13 October, 2015
Keeping the public informed and on side is a key aspect of giant projects such as base tunnels. Adrian Greeman explores the strategies to win the PR battle

Long and deep
23 September, 2015
The 21st century has become the era of the base tunnel, boring at unprecedented depths through the giant mountain ranges. Seven are in progress all facing special challenges, reports Adrian Greeman

The move to mechanisation
23 September, 2015
It is in base tunnels that the TB M can really come into its own. Adrian Greeman reports

Ceneri west tube breakthrough
23 March, 2015
SWITZERLAND – After one final blast, at exactly 12:00 on 17 March, the miners in the Ceneri Base Tunnel could shake hands. Thirteen months ahead of schedule, the first breakthrough to the south took place in the west tube of the Ceneri Base Tunnel. The final breakthrough to the north is planned for the beginning of 2016. The Ceneri Base Tunnel will become operational at the end of 2019.

Gotthard Base Tunnel test trains launched
07 January, 2014
Swiss transport minister Doris Leuthard launched the first official test train into the 57km Gotthard Base Tunnel on 16 December, AlpTransit announced recently. The train travelled over the approximately 13km-long pilot section from Bodio to Faido at a speed of 160 km per hour.

Last blast on Ceneri north section
05 January, 2012

Fire protection by spray
13 April, 2011
The concept of applying fire protection to a tunnel lining is gaining acceptance even though projects in which it has been used are not yet in great numbers. Successful recent use of BASF Meyco’s Fireshield 1350 material on the massive Gotthard base rail tunnel seems destined to increase confidence in the method however.

Gotthard excavation is finished
25 March, 2011

Finishing Gotthard
14 March, 2011
Work is getting into full swing on the 15.4km long Ceneri tunnel that completes the Gotthard high-speed railway axis in Switzerland. Adrian Greeman visited the site

Hard-rock TBM performance prediction
18 January, 2011
The authors, present a paper covering an improved method of predicting penetrating, cutter wear and advance rate by calculation for TBMs in hard rock

The unforeseen struggle in the south
06 December, 2010
Unexpected squeezing, rockbursting and heat made the southern contracts exceptionally difficult testing both human and technical capabilities

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

Safety and sorrows, Gotthard leads to new practices
06 December, 2010
Tragically the giant Gotthard project has suffered fatalities during a decade of work. But it has also driven significant safety advances in Swiss tunneling