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Geisshorn-Arensa snow nets

雪崩防护 - Geisshorn-Arensa snow nets 2012

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

雪崩防护 - Geisshorn-Arensa snow nets 2012

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

雪崩防护 - Geisshorn-Arensa snow nets 2012

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

雪崩防护 - Geisshorn-Arensa snow nets 2012

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

雪崩防护 - 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

雪崩防护 - Geisshorn-Arensa snow nets 2012

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

雪崩防护 - 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

雪崩防护 - Geisshorn-Arensa snow nets 2012

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

 

系统

Diagonal wire rope nets

 

系统长度

- 1890 m

 

安装年份

2012

情况

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. 

描述

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).

客户

Swiss Federal Road Office (ASTRA) / Tiefbauamt Graubünden

承包商

Bauunternehmung Vetsch Klosters AG

防护对象

Road, Building

腐蚀保护

Galvanized, GEOBRUGG SUPERCOATING

工程

Tur GmbH, Davos

本地联系方式

Roger Moor
   

Roger Moor

Country Manager Ost- und Zentralschweiz, Liechtenstein

自然災害防護
Hydraulic Engineering
矿井/隧道
Geobrugg AG,Aachstrasse 11,8590 Romanshorn / 瑞士 Country Manager Ost- und Zentralschweiz, Liechtenstein

联系地址

René Müller
   

René Müller

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

自然災害防護
Hydraulic Engineering
矿井/隧道
Geobrugg AG,Industriestrasse 21,5200 Brugg / 瑞士 Country Manager Kantone AG BE BL BS FR GE JU NE SO VD VS

联系地址

Alexander Bittendorfer
   

Alexander Bittendorfer

Project Manager Inspection Services

自然災害防護
Geobrugg AG,Aachstrasse 11,8590 Romanshorn / 瑞士 Project Manager Inspection Services

联系地址

Isacco Toffoletto
   

Isacco Toffoletto

Ticino Country Manager

自然災害防護
Hydraulic Engineering
矿井/隧道
Geobrugg AG Ticino,Stabile Cometal, via Pizzante 7,6595 Riazzino / 瑞士 Ticino Country Manager

联系地址