1. Structural Engineer, Dept. of Structural Engineering, Norwegian Univ. of Science and Technology, Trondheim 7491, Norway; Multiconsult AS, Postboks 265 Skøyen, Nedre Skøyen vei 2, Oslo 0213, Norway (corresponding author). ORCID: .
2. Professor, Dept. of Structural Engineering, Norwegian Univ. of Science and Technology, Trondheim 7491, Norway; Assistant Professor, Faculty of Civil Engineering and Geosciences, Delft Univ. of Technology, 2628 CN Delft, Netherlands. ORCID:
3. Professor, Dept. of Structural Engineering, Norwegian Univ. of Science and Technology, Trondheim 7491, Norway.