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Geisshorn-Arensa snow nets

 - Geisshorn-Arensa snow nets 2012

Overview of the Geisshorn snow nets covered partially by snow, directly under the rockface

 - Geisshorn-Arensa snow nets 2012

Snow nets are installation friendly thus allow a considerable reduction of helicopter hours

 - Geisshorn-Arensa snow nets 2012

Another view of the helicopter transport and beautiful valley in the back

 - Geisshorn-Arensa snow nets 2012

Modular and lightweight structure allows fast and easy installation. All elements were pre-assembled in the valley first

 - Geisshorn-Arensa snow nets 2012

Pressure plates are a perfect solution for areas with permafrost since they do not require a concrete foundation with anchoring. The picture shows the retaining ropes. Such scheme allows perfect plate positioning and further ground movements

 - Geisshorn-Arensa snow nets 2012

Thanks to modular structure snow nets perfectly follow irregular terrain profile. Short sections follow the structure of the ground

 - Geisshorn-Arensa snow nets 2012

Overview of snow nets installed directly under the rockface. Here rockfall capacity is a must and an enormous advantage of Geobrugg's flexible snow net structures

 - Geisshorn-Arensa snow nets 2012

Our specialists are continuously monitoring installed solutions, here during winter period. Geobrugg wishes nice skiing in Switzerland!

 
 

시스템 길이

- 1890 m

 

설치 년도

2012

Situation

In winter 1999 (well remembered in the Alps for extraordinary snowfall and avalanches) National Road 28, to the ski resorts of Klosters and Davos, had to be closed. The inital location of those avalanches was the perimeter of this project. 

Description

To ensure that avalanches of such scale and influence would not emerge from the Geisshorn mountain, the Federal Roads Office (ASTRA) and the Forest and Natural Hazards Office of the canton Grison, (AWN) entrusted the engineering company of Tur GmbH, to plan a mitigation solution. Due to its location, under the rockface where  little rockfall is possible, Tur GmbH decided to use Snow Nets rather than rigid steel structures. This led to the installation of nearly 2000 [m] of Geobrugg avalanche protection barriers (so called Snow Nets).

Country/Region

스위스

Customer

Swiss Federal Road Office (ASTRA) / Tiefbauamt Graubünden

Engineering

Tur GmbH, Davos

Contractor

Bauunternehmung Vetsch Klosters AG

Protected object

Road, Building

부식방지

Galvanized, GEOBRUGG SUPERCOATING

Your local contact

Saleh Feidi
 

Saleh Feidi

Regional Sales Manager California and Nevada

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Geobrugg North America, LLC,8921 Emperor Ave.,91775 San Gabriel, California / 미국 Regional Sales Manager California and Nevada

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Bryant Jackson
 

Bryant Jackson

Regional Sales Manager Northeast

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Geobrugg North America, LLC,22 Centro Algodones,87001 Algadones / 미국 Regional Sales Manager Northeast

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John Kalejta
 

John Kalejta

Regional Manager Rocky Mountains / Central USA

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Geobrugg North America, LLC,KS 67226 Wichita / 미국 Regional Manager Rocky Mountains / Central USA

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Robert Long
 

Robert Long

Regional Sales Manager Southeast

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Geobrugg North America, LLC,24905 Winterberry LN,60585 Plainfield / 미국 Regional Sales Manager Southeast

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Pierce Runnels, Civil Engineer
   

Pierce Runnels

Sales Director North America

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Geobrugg North America, LLC,22 Centro Algodones , Civil Engineer Sales Director North America

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Tim Shevlin
 

Tim Shevlin

Regional Sales Manager Pacific Northwest and Hawaii

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Geobrugg North America, LLC,2050 Timber St S,OR 97302 Salem / 미국 Regional Sales Manager Pacific Northwest and Hawaii

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