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Ligne 500 000 de Chartres à Bordeaux- Déblai du tunnel de la Ramade

비탈면 보강 시스템 - Ligne 500 000 de Chartres à Bordeaux- Déblai du tunnel de la Ramade 2024

The TECCO system combined with hydro mulching perfectly stabilizes the railway embankment and prevents further traffic disruption

비탈면 보강 시스템 - Ligne 500 000 de Chartres à Bordeaux- Déblai du tunnel de la Ramade 2024

Landslides cut off traffic

비탈면 보강 시스템 - Ligne 500 000 de Chartres à Bordeaux- Déblai du tunnel de la Ramade 2024

TECCO G45/2 mesh, in conjunction with nails, stabilizes the structure according to the dimensions specified

비탈면 보강 시스템 - Ligne 500 000 de Chartres à Bordeaux- Déblai du tunnel de la Ramade 2024

A coco revegetation mat is laid under the TECCO to keep the fine soil particles until the surface vegetation recovers

비탈면 보강 시스템 - Ligne 500 000 de Chartres à Bordeaux- Déblai du tunnel de la Ramade 2024

The hydro mulching operation is meticulously carried out to guarantee vegetation recovery

 
 

설치 년도

2024

Situation

The railroad line 500 000 arrives in the Bordeaux urban area at Lormont and enters underground at the northern end of the Ramade tunnel. Before this tunnel’s entrance, the profile is excavated, with up to 15 meters high embankments. These embankments are made up of silt and sandy clay, generating landslides and repeatedly cutting the tracks.

Description

TECCO was chosen as the optimum solution for this stabilization work. Dimensioning during the execution phase made optimizing the facing with a TECCO G45/2 possible, which greatly facilitated installation rates with a maximum cost/quality ratio for this project. The hydro mulching operation allowed the stabilization solution to be ideally finalized.

Customer

SNCF Réseau

Engineering

SNCF Réseau

Contractor

COFEX Géotechnique

Subcontractor

CAN

Protected object

Railway

부식방지

GEOBRUGG SUPERCOATING

Your local contact

René Müller
   

René Müller

Country Manager Kantone AG BE BL BS FR GE JU NE SO VD VS

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수리학
광산 / 터널
Geobrugg AG,Industriestrasse 21,5200 Brugg / 스위스 Country Manager Kantone AG BE BL BS FR GE JU NE SO VD VS

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Olivia Sartorius
   

Olivia Sartorius

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광산 / 터널
Geobrugg AG

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Alexander Bittendorfer
   

Alexander Bittendorfer

Project Manager Inspection Services

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Geobrugg AG,Trucks via road 14 or 13 only!, Aachstrasse 11,8590 Romanshorn / 스위스 Project Manager Inspection Services

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Isacco Toffoletto
   

Isacco Toffoletto

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수리학
광산 / 터널
Geobrugg AG Ticino,Via Brusada 5,6933 Muzzano / 스위스

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