1. Post-Doctoral Researcher, ETH Zürich, Institute of Structural Engineering, Chair of Risk, Safety and Uncertainty Quantification, Stefano-Franscini-Platz 5, 8093 Zürich, Switzerland (corresponding author).
2. Professor, ETH Zürich, Institute of Structural Engineering, Chair of Risk, Safety and Uncertainty Quantification, Stefano-Franscini-Platz 5, 8093 Zürich, Switzerland.
3. Professor, Dept. of Civil Engineering, Section for Structural Engineering, Technical Univ. of Denmark, Brovej, 2800 Kongens Lyngby, Denmark.