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Inspection and maintenance of barriers in Lavanchers

Prévention des avalanches - Inspection and maintenance of barriers in Lavanchers 2022

Laying down snow barriers

Prévention des avalanches - Inspection and maintenance of barriers in Lavanchers 2022

Framing of the Lavanchers snow stop facility.

Prévention des avalanches - Inspection and maintenance of barriers in Lavanchers 2022

Snow barriers from a side perspective

Prévention des avalanches - Inspection and maintenance of barriers in Lavanchers 2022

Snowstop barrier as seen from the top of the mountain

Prévention des avalanches - Inspection and maintenance of barriers in Lavanchers 2022

GEOBRUGG approved snow fence

Prévention des avalanches - Inspection and maintenance of barriers in Lavanchers 2022

Photos of the completed construction site at Lavanchers

 

Longueur du système

4350 m

 

Année d’installation

2022

Situation de départ

The municipality of Morgex in the Aosta Valley is notorious for its high risk of avalanches, especially the Lavanchers site. At risk are some important road and rail infrastructures for connections between the municipality and neighboring towns. 

After a tragic avalanche event in February 1999, we were commissioned to construct 4350 linear meters of snow barriers with Dk 3.0, 3.5 and 4.0 at an elevation of about 2850 meters.

The snow masses accumulated over the years on the slope have caused wear and tear of some of the basic components of the barriers. For this reason, the Autonomous Region of Valle d' Aosta commissioned the BGP Mountain Scarl Consortium to carry out extraordinary maintenance and restoration operations. 

The latter made use of our technologies to accomplish the task in the best possible way. 

Description

In particular, the following work was followed:

- new anchorages to replace those most stressed
- repositioning and realignment of the uprights and floating plates was carried out
- additional reinforcing ropes were inserted in the internal alignments
- damaged structural elements (ropes, clamps and shackles) were replaced


Thanks to these interventions, the snow barrier system has regained full efficiency and will be able to continue to ensure the protection of the population, settlements and infrastructure on the valley floor.

The experience of Lavanchers represents only the beginning for us at Geobrugg. In fact, we have already developed a new system for monitoring and are trying to promote standardized maintenance procedures.  

Objet protégé

Route/Rue, Chemin de fer, Zone résidentielle

Protection anticorrosion

galvanisé

Autres applications installées

Prévention des avalanches

Votre contact local

Roger Moor
   

Roger Moor

Country Manager Ost- und Zentralschweiz, Liechtenstein

Risques naturels
Ingénierie Hydraulique
Exploitation minière / Tunnel
Geobrugg AG,Aachstrasse 11,8590 Romanshorn / Suisse Country Manager Ost- und Zentralschweiz, Liechtenstein

E-mail

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
Geobrugg AG,Industriestrasse 21,5200 Brugg / Suisse Country Manager Cantons AG BE BL BS FR GE JU NE SO VD VS

E-mail

Alexander Bittendorfer
   

Alexander Bittendorfer

Project Manager Inspection Services

Risques naturels
Geobrugg AG,Aachstrasse 11,8590 Romanshorn / Suisse Project Manager Inspection Services

E-mail

Isacco Toffoletto
   

Isacco Toffoletto

Ticino Country Manager

Risques naturels
Ingénierie Hydraulique
Exploitation minière / Tunnel
Geobrugg AG Ticino,Stabile Cometal, via Pizzante 7,6595 Riazzino / Suisse Ticino Country Manager

E-mail