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Ligne Montréjeau-Luchon - Reprofilage du tunnel Cap du Mail

矿井/隧道 - Ligne Montréjeau-Luchon - Reprofilage du tunnel Cap du Mail 2024

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

矿井/隧道 - Ligne Montréjeau-Luchon - Reprofilage du tunnel Cap du Mail 2024

Tunnel re-profiling using a tunnel saw

矿井/隧道 - Ligne Montréjeau-Luchon - Reprofilage du tunnel Cap du Mail 2024

Additional local re-profiling using a hydraulic rock breaker

矿井/隧道 - Ligne Montréjeau-Luchon - Reprofilage du tunnel Cap du Mail 2024

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

 
 

安装年份

2024

情况

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.

描述

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.

国家/地区

法国

客户

La Région Occitanie

工程

Société Alpine de Géotechnique

承包商

NGE Fondations

分包商

Alsacienne de minage et démolition

防护对象

Railway

本地联系方式

René Müller
   

René Müller

Country Manager Western Switzerland

自然災害防護
Hydraulic Engineering
矿井/隧道
Asset Management / Monitoring
Geobrugg AG,Trucks via road 14 or 13 only!, Aachstrasse 11,8590 Romanshorn / 瑞士 Country Manager Western Switzerland

联系地址

Olivia Sartorius
   

Olivia Sartorius

Country Manager Eastern and Central Switzerland

自然災害防護
Hydraulic Engineering
矿井/隧道
Asset Management / Monitoring
Geobrugg AG Country Manager Eastern and Central Switzerland

联系地址

Isacco Toffoletto
   

Isacco Toffoletto

Country Manager Southern Switzerland

自然災害防護
Hydraulic Engineering
矿井/隧道
Asset Management / Monitoring
Geobrugg AG Ticino,Stabile Cometal, via Pizzante 7,6595 Riazzino / 瑞士 Country Manager Southern Switzerland

联系地址