2011: World record - 20 metric tons rockfall impact stopped
RXE-8000 rockfall barrier stops a boulder of 20 metric tons in a free fall of 43 meters in Geobrugg's test facility Walenstadt, Switzerland.
See also our test in 2017 • World record 2017 - 25 metric tons 103 km/...
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2012 benchmark data:
Free falling 43 m = 103 km/h
Impact energy 8000 kJ
8.5 meters barrier deflection
85 % residual barrier height
Almost 100 % height in adjacent field
MEL maximum energy level test in accordance with ETAG-027 guidelines
Testing body Swiss Federal Institute for Forest, Snow and Landscape Research WSL - October 2011 - Vertical test facility Walenstadt, Switzerland
Geobrugg AG, Geohazard Solutions, Romanshorn / Switzerland
http://www.geobrugg.com/en/sectors/ro...