1. Doctoral Candidate, Institute of Construction and Infrastructure Management, ETH Zurich, Zurich 8093, Switzerland (corresponding author). ORCID: .
2. Professor, Institute of Construction and Infrastructure Management, ETH Zurich, Zurich 8093, Switzerland. ORCID: .
3. Professor, School of Agricultural, Forest and Food Sciences HAFL, Dept. of Forest Science, Bern Univ. of Applied Sciences, Zollikofen 3052, Switzerland.