List of products by author: M. Wehrli

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  New innovative system for layer thickness control on Normet spray mobile

  Abstract: Non-contact measurement systems allow measuring the layer thickness in near real-time without personnel entering the sprayed area. Two main questions must be answered on-site: Is there enough or even too much sprayed concrete applied on the tunnel wall? Applying the targeted layer thickness is important regarding the safety during the construction phase and the future stability of the concrete...

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