USA
USA

myGeobrugg

Amden

Steinschlagschutz-Galerien Mattstock und Churfirsten, Weesen, Szwajcaria
2011
Inwestor
Tiefbauamt des Kantons St. Gallen, Abteilung Strassen- und Kunstbauten
Projektant
Casutt Wyrsch Zwicky AG
Wykonawca
Locher Bauunternehmer AG, Zürich, Switzerland
Chroniony Objekt
Road
Wysokość ochronna systemu
1.5 m, 2.0 m
Sytuacja początkowa

The Swiss National Road No. 17 between Weesen and Amden was endangered by stone and block striking. Between autumn 1978 and August 1981 the  Mattstock Gallery with a length of 110 meters and the Churfirsten Gallery with a length of 155 meters were created.

After various rockfall events and activities the danger situation of the whole street section was checked. The static calculation showed that the two galleries would only cover energies of 300 to max. 500 kJ as standard.

Based on a risk assessment, it was decided to fortify the two galleries for the scenario with a probability of a recovery period of 10 to 30 years with energies of 200 to 1'900 kJ.

Opis zastosowanego rozwiazania

ROCKFALL-X G Damping system with cellular glass fill material and TECCO® mesh as protection for the rockfall galleries Mattstock and Churfirsten.

Modules: 1’300 pieces 1,3 m und 575 pieces 2,0 m heigh cellular glass filled ROCKFALL-X G damping modules.

Rockfall energies: 200 kJ to 1‘900 kJ.

Osoba kontaktowa na miejscu

Kevin H. Coyle
Kevin H. Coyle
Regional Manager Northeast
Zagrożeniami naturalnymi, Coastal Erosion Protection
Geobrugg North America, LLC
3 Beaudet Terr
Columbia CT 06237 / USA
Saleh Feidi
Saleh Feidi
Regional Manager California
Zagrożeniami naturalnymi, Coastal Erosion Protection
Geobrugg North America, LLC
8921 Emperor Ave.
San Gabriel, California 91775 / USA
John Kalejta
John Kalejta
Regional Manager Central US
Zagrożeniami naturalnymi, Coastal Erosion Protection
Geobrugg North America, LLC
3215 67th Avenue Pl
Greeley CO 80634 / USA
Bob Lyne
Bob Lyne
Regional Manager Southeast
Zagrożeniami naturalnymi, Coastal Erosion Protection
Geobrugg North America, LLC
8004 Windspray Drive
Summerfield NC 27358 / USA
Pierce Runnels, Civil Engineer
Pierce Runnels, Civil Engineer
General Manager Geobrugg North America
Zagrożeniami naturalnymi
Geobrugg North America, LLC
22 Centro Algodones
Tim Shevlin
Tim Shevlin
Sales Director
Zagrożeniami naturalnymi
Geobrugg North America, LLC
Salem OR 97302 / USA