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Kaya düşmesine karşı koruma - Balmi-Tschuggen 2015

View from the protected road of two barriers: On the line 1.1 (2000 kJ, H = 6 m) installed on the bare rock face and on the line 1.7 (2000 kJ, H = 5 m) installed on a very steep and high slope.

Kaya düşmesine karşı koruma - Balmi-Tschuggen 2015

Technical pre-approval of the line 1.2 (1500 kJ, H = 6 m).

Kaya düşmesine karşı koruma - Balmi-Tschuggen 2015

View from above the line 1.3 (1000 kJ, H = 6 m).

Kaya düşmesine karşı koruma - Balmi-Tschuggen 2015

In anticipation of small diameter falling rocks on the line 1.2 (1500 kJ, H = 6 m), a very fine secondary mesh was installed (25 mm x 25 mm) along with the barrier.

Kaya düşmesine karşı koruma - Balmi-Tschuggen 2015

View of heavy traffic and the rockfall barrier protecting the road from above the 1.2 line.

Kaya düşmesine karşı koruma - Balmi-Tschuggen 2015

The very same day of installation acceptance by the customer (ASTRA - Federal Roads Office), several blocks were successfully retained by the line 1.9 (2000 kJ H = 5 m, adapted to withstand snow pressure).

Kaya düşmesine karşı koruma - Balmi-Tschuggen 2015

View of the lines 1.9, 2.0 and 2.2 (all 2000 kJ, H = 5 or 6 m). Due to their location, they are also adapted to withstand snow pressure.

Kaya düşmesine karşı koruma - Balmi-Tschuggen 2015

Impact October 2019 and the protected road

Kaya düşmesine karşı koruma - Balmi-Tschuggen 2015

Rockfall impact October 2019

Kaya düşmesine karşı koruma - Balmi-Tschuggen 2015

Successful rockfall protection

Kaya düşmesine karşı koruma - Balmi-Tschuggen 2015

" ... blocks of about 3.5 Cubic meter ..." (Jungfrau Zeitung, November 1st, 2019)

 

Sistem uzunluğu

16 m - 80 m

 

Kurulum Yılı

2015

Durum

The existing rockfall barriers above national highway A8 over the Brünig Pass were greatly weakened after years of prevalent heavy snowfalls and had to be replaced. Therefore, the Swiss Federal Roads Office (ASTRA) in 2014 invited IMPULS AG to consult the new project (installed by Gasser Felstechnik AG).

Açıklama

A total of eleven lines* with energy absorption capacities between 1,000 and 2,000 kJ were installed:

1000 kJ: height = 6 m, length = 30 m

1500 kJ: height = 6 m, length = 56 m

2000 kJ: height = 5 m and 6 m, length = 122 m

In addition, five lines were dimensioned for rockfall as well as for snow slide so that multi-hazard barriers  were installed:


2000
kJ: height = 5 m and 6 m, length = 139 m

* The RXI barriers used are now superseded by the RXE barriers.

Müşteri

Bundesamt für Strassen (ASTRA)

Yüklenici

Gasser Felstechnik AG

Gösterilen obje

Road

Korozyon koruması

Galvanized

Mühendislik

IMPULS AG

Yerel yetkiliniz

Roger Moor
   

Roger Moor

Country Manager Ost- und Zentralschweiz, Liechtenstein

Natural Hazards
Hidrolik mühendisliği
Mining / Tunnels
Geobrugg AG,Aachstrasse 11,8590 Romanshorn / İsviçre Country Manager Ost- und Zentralschweiz, Liechtenstein

e-posta

René Müller
   

René Müller

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

Natural Hazards
Hidrolik mühendisliği
Mining / Tunnels
Geobrugg AG,Industriestrasse 21,5200 Brugg / İsviçre Country Manager Kantone AG BE BL BS FR GE JU NE SO VD VS

e-posta

Alexander Bittendorfer
   

Alexander Bittendorfer

Project Manager Inspection Services

Natural Hazards
Geobrugg AG,Aachstrasse 11,8590 Romanshorn / İsviçre Project Manager Inspection Services

e-posta

Isacco Toffoletto
   

Isacco Toffoletto

Ticino Country Manager

Natural Hazards
Hidrolik mühendisliği
Mining / Tunnels
Geobrugg AG Ticino,Stabile Cometal, via Pizzante 7,6595 Riazzino / İsviçre Ticino Country Manager

e-posta