Switzerland
Switzerland

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Slope Stability - Tunnel de Revenez 2016

SPIDER® S3-130 protecting the railway line between Martigny, Switzerland, and Chamonix, France, together with the road to Finhaut, providing a perfect big block stabilization

Slope Stability - Tunnel de Revenez 2016

Portal of the Tunnel de Revenez - on the left a big amount of scree removed from the railway line

Slope Stability - Tunnel de Revenez 2016

The site before installation with its steep rock slope directly next to the railway line

Slope Stability - Tunnel de Revenez 2016

Situation before the stabilization with SPIDER® S3-130 - large loose blocks are endangering the infrastructure below

Slope Stability - Tunnel de Revenez 2016

Overview before protection measures were implemented

Slope Stability - Tunnel de Revenez 2016

High tensile SPIDER® S3-130 net was unrolled on the slope before drilling works began. Thus during the top-down drilling the safety of the construction crew was ensured

Slope Stability - Tunnel de Revenez 2016

To provide optimal blocks stabilization and SPIDER® S3-130 net pre-tensioning, GEWI 32 nails were installed in the dells - where possible

Slope Stability - Tunnel de Revenez 2016

Detail of the slope stabilization SPIDER® S3-130 net fixed with GEWI 32 nails, border rope and system spike plate P33/40

Slope Stability - Tunnel de Revenez 2016

At the crest above the stabilized slope, an extra RXE-500 rockfall barrier line was installed to provide extra protection against rockfalls from upper areas

Slope Stability - Tunnel de Revenez 2016

The RXE-500 rockfall barrier installed directly above the stabilized slope

Slope Stability - Tunnel de Revenez 2016

SPIDER® S3-130 protecting the railway line and the road, providing perfect stabilzation of the large blocks

 
 

Year of installation

2016

Initial situation

Directly next to the Tunnel de Revenez is a very steep slope made of large, loose rock blocks which endangered the railway line lying directly below.

Geology

Gneiss

Description

To protect the railway line, Martigny-Châtelard and the road lying next to it, 650 m² of SPIDER® S3-130 was installed.  Also installed, was a 3 m high, 24 m long, RXE-500 rockfall barrier.

Country/Region

Switzerland

Customer

Commune de Finhaut

Engineering

Silvaplus SA

Contractor

ABA Bautec AG

Protected object

Road, Railway

Corrosion protection

GEOBRUGG SUPERCOATING

Your local contact

René Müller
   

René Müller

Country Manager Western Switzerland

Natural Hazards
Hydraulic Engineering
Mining / Tunnels
Monitoring
Geobrugg AG,Industriestrasse 21,5200 Brugg / Switzerland Country Manager Western Switzerland

E-Mail

Olivia Sartorius
   

Olivia Sartorius

Project Manager Sales Eastern and Central Switzerland

Natural Hazards
Hydraulic Engineering
Mining / Tunnels
Monitoring
Geobrugg AG Project Manager Sales Eastern and Central Switzerland

E-Mail

Matthias Denk, Msc. Env. Eng.
 

Matthias Denk

Natural Hazards
Hydraulic Engineering
Geobrugg AG,Aachstrasse 11,8590 Romanshorn / Switzerland , Msc. Env. Eng.

E-Mail

Isacco Toffoletto
   

Isacco Toffoletto

Country Manager Southern Switzerland

Natural Hazards
Hydraulic Engineering
Mining / Tunnels
Monitoring
Geobrugg AG Ticino,Via Brusada 5,6933 Muzzano / Switzerland Country Manager Southern Switzerland

E-Mail