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歐美大地 解決方案(英文) Geotechnical and Structural Randa rockslide
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Randa rockslide

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In 1991 about 30 million cubic meters of rocks fell from a rock face near the village of Randa (10 km north of Zermatt). Rockslide installation of 3 strain sensor chains in borehole and surface installation of strain sensors on 2 cracks.

Automatic triggering and storing of 1000 Hz dynamic data during (micro)seismic activity.

  1. Hut with control room on top  of the slide
  2. MuST sensor installed on crack (left, grey protection tube)
  3. MuST sensor installed on crack (middle, grey protection tube)

 

INSTALLATION PERIOD TYPE OF SENSORS NUMBER OF SENSORS
2008 MuST 11