1. Associate Professor, Faculty of Civil and Geodetic Engineering, Univ. of Ljubljana, Jamova 2, Ljubljana 1000, Slovenia (corresponding author).
2. Assistant Professor, Dept. of Engineering and Architecture, Univ. of Trieste, Piazzale Europa 1, Trieste 34127, Italy.
3. Assistant, Faculty of Civil and Geodetic Engineering, Univ. of Ljubljana, Jamova 2, Ljubljana 1000, Slovenia.
4. Professor, Faculty of Civil Engineering, Univ. Ss. Cyril and Methodius, Partizanski Odredi No.24, Skopje 1000, Macedonia.
5. Researcher, ETH Zurich, Stefano-Franscini-Platz 5, Zürich 8093, Switzerland.