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Laves torrentielles et coulées de boue - Bridge of Orchy 2025

Shallow landslide barrier protecting the West Highland Line

Laves torrentielles et coulées de boue - Bridge of Orchy 2025

Shallow landslide barrier and anchor

Laves torrentielles et coulées de boue - Bridge of Orchy 2025

View of the SL-barrier, north end

Laves torrentielles et coulées de boue - Bridge of Orchy 2025

Landslide barrier and brake ring

Laves torrentielles et coulées de boue - Bridge of Orchy 2025

Solution to bottom support rope taut with foundation

Laves torrentielles et coulées de boue - Bridge of Orchy 2025

Barrier with the protected railway line underneath

 

Systèmes

 

Longueur du système

45 m

 

Année d’installation

2025

Situation

In 2020, a significant landslide occurred on the West Highland Line, primarily caused by water runoff through the hillside. The landslide blocked the railway, forcing a full route closure while repairs were undertaken.

Given the ongoing risk posed by heavy and persistent rainfall, the site conditions were closely monitored. As part of the long-term protection strategy, a 45-metre SL-150 barrier was installed to mitigate the impact on the railway from further landslips.

Description

Working in collaboration with contractor QTS and designer Fairhurst, a 45-metre barrier solution was designed for Network Rail. Post spacing varies between 7 and 8 metres to suit the local topography.

We supported the project by supplying the barrier system and contributing technical input during the design and installation phases. Preserving the surrounding landscape was a key consideration; accordingly, the upslope anchor layout at the far end of the barrier was adapted to minimise environmental impact and reduce disruption during installation.

After the barrier installation, we carried out an in-house sign-off process called a CONSIS inspection to ensure the project met our rigorous quality and safety standards.

Network Rail made it clear that this sign-off was a critical part of the project’s delivery, reflecting their commitment to quality assurance and the successful delivery of the solution.

Pays / région

Royaume-Uni

Client

Ingénierie

Entrepreneur

QTS

Objet protégé

Chemin de fer

Protection anticorrosion

GEOBRUGG SUPERCOATING

Votre contact local

René Müller
   

René Müller

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

Risques naturels
Ingénierie Hydraulique
Exploitation minière / Tunnel
Système de surveillance d'ouvrage à distance
Geobrugg AG,Industriestrasse 21,5200 Brugg / Suisse Country Manager Cantons AG BE BL BS FR GE JU NE SO VD VS

E-mail

Olivia Sartorius
   

Olivia Sartorius

Project Manager Sales Eastern and Central Switzerland

Risques naturels
Ingénierie Hydraulique
Exploitation minière / Tunnel
Système de surveillance d'ouvrage à distance
Geobrugg AG Project Manager Sales Eastern and Central Switzerland

E-mail

Isacco Toffoletto
   

Isacco Toffoletto

Country Manager Southern Switzerland

Risques naturels
Ingénierie Hydraulique
Exploitation minière / Tunnel
Système de surveillance d'ouvrage à distance
Geobrugg AG Ticino,Via Brusada 5,6933 Muzzano / Suisse Country Manager Southern Switzerland

E-mail