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Ligne Montréjeau-Luchon - Reprofilage du tunnel Cap du Mail

Minería / Túneles - Ligne Montréjeau-Luchon - Reprofilage du tunnel Cap du Mail 2024

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

Minería / Túneles - Ligne Montréjeau-Luchon - Reprofilage du tunnel Cap du Mail 2024

Tunnel re-profiling using a tunnel saw

Minería / Túneles - Ligne Montréjeau-Luchon - Reprofilage du tunnel Cap du Mail 2024

Additional local re-profiling using a hydraulic rock breaker

Minería / Túneles - Ligne Montréjeau-Luchon - Reprofilage du tunnel Cap du Mail 2024

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

 
 

Año de instalación:

2024

Situación

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.

Descripción

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.

País / Región

Francia

Cliente

La Région Occitanie

Ingeniería:

Société Alpine de Géotechnique

Subcontratista:

NGE Fondations

Subcontratista

Alsacienne de minage et démolition

Objeto protegido

Ferrocarril

Su contacto local

René Müller
   

René Müller

Country Manager Western Switzerland

Protección contra riesgos naturales
Ingeniería hidráulica
Minería / Túneles
Sistema de Monitoreo
Geobrugg AG,Industriestrasse 21,5200 Brugg / Suiza Country Manager Western Switzerland

Correo electrónico

Olivia Sartorius
   

Olivia Sartorius

Project Manager Sales Eastern and Central Switzerland

Protección contra riesgos naturales
Ingeniería hidráulica
Minería / Túneles
Sistema de Monitoreo
Geobrugg AG Project Manager Sales Eastern and Central Switzerland

Correo electrónico

Isacco Toffoletto
   

Isacco Toffoletto

Country Manager Southern Switzerland

Protección contra riesgos naturales
Ingeniería hidráulica
Minería / Túneles
Sistema de Monitoreo
Geobrugg AG Ticino,Via Brusada 5,6933 Muzzano / Suiza Country Manager Southern Switzerland

Correo electrónico