1. Department. of Civil Engineering, Ghent University, Zwijnaarde (Ghent), Belgium
2. Faculty of Civil Engineering and Geosciences, Delft University of Technology, Delft, The Netherlands
3. Institute for Hydraulic Engineering and Water Resources Management (IWW), RWTH Aachen University, Aachen, Germany
4. Engineering Research Center, Department of Civil and Environmental Engineering, Colorado State University, Fort Collins, CO, USA