EIDGEN Switzerland The mudslide scale in Illgraben, Switzerland First General Overall Renovation - 2012 After eight years of operation without having any signi?cant maintenance done, the scale needed renovations in April 2012. The steel beams had become bent and the plate had worn away due to friction and boulder impacts. "We could no longer exclude the possibility of a breakthrough, which could have destroyed the force measurement cells under the plate," continued Fritschi. The renovation was extensive: ?rst, the team had to divert the Illbach creek and clear access routes for the excavator. Next came the actual job of replacing the steel plate and beams. Fortunately, the scientists were able to continue using the existing measurement technology by mounting the elastomer bearings and meas

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