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Ligne Montréjeau-Luchon - Reprofilage du tunnel Cap du Mail

Miniera / Gallerie - Ligne Montréjeau-Luchon - Reprofilage du tunnel Cap du Mail 2024

The renovated tunnel, secured with a system of rock bolts and mesh.

Miniera / Gallerie - Ligne Montréjeau-Luchon - Reprofilage du tunnel Cap du Mail 2024

Tunnel re-profiling using a tunnel saw

Miniera / Gallerie - Ligne Montréjeau-Luchon - Reprofilage du tunnel Cap du Mail 2024

Additional local re-profiling using a hydraulic rock breaker

Miniera / Gallerie - Ligne Montréjeau-Luchon - Reprofilage du tunnel Cap du Mail 2024

Installation of MINAX G80/3 mesh, protecting against falling debris

 
 

Anno di installazione:

2024

Situazione

As part of the rehabilitation work on the Montréjeau-Luchon railroad, the Cap du Mail tunnel needed to be reprofiled to allow the passage of the new trains, which are wider than the old ones.

Descrizione

The new clearance profile for this 70-meter tunnel was achieved by cutting back the tunnel by an average of 20 cm. Subsequently, a safety system for future rail traffic was installed using a combination of rock bolts and MINAX mesh.

Paese / Regione

Francia

Cliente

La Région Occitanie

Progettazione:

Société Alpine de Géotechnique

Contraente:

NGE Fondations

Subappaltatore

Alsacienne de minage et démolition

Oggetto protetto

Ferrovia

Il contatto locale

René Müller
   

René Müller

Country Manager Western Switzerland

Sistemi contro il dissesto idrogeologico
Ingegneria idraulica
Miniera / Gallerie
Sistema di monitoraggio da remoto
Geobrugg AG,Industriestrasse 21,5200 Brugg / Svizzera Country Manager Western Switzerland

E-mail

Olivia Sartorius
   

Olivia Sartorius

Project Manager Sales Eastern and Central Switzerland

Sistemi contro il dissesto idrogeologico
Ingegneria idraulica
Miniera / Gallerie
Sistema di monitoraggio da remoto
Geobrugg AG Project Manager Sales Eastern and Central Switzerland

E-mail

Isacco Toffoletto
   

Isacco Toffoletto

Country Manager Southern Switzerland

Sistemi contro il dissesto idrogeologico
Ingegneria idraulica
Miniera / Gallerie
Sistema di monitoraggio da remoto
Geobrugg AG Ticino,Via Brusada 5,6933 Muzzano / Svizzera Country Manager Southern Switzerland

E-mail