1. former PhD Student, Department of Civil and Structural Engineering, University of Sheffield, Sheffield S1 3JD, UK
2. Lecturer, Department of Civil Engineering, Al-Jabal Al-Gharbi University, Gharian, Libya
3. (IAHR Member), Professor of Water Engineering, Department of Civil and Structural Engineering, University of Sheffield, Sheffield S1 3JD, UK
4. Senior Lecturer in Water Engineering, Department of Civil and Structural Engineering, University of Sheffield, Sheffield S1 3JD, UK
5. Visiting Professor, State Key Laboratory of Hydro-Science and Engineering, Tsinghua University, Beijing 100084, China
6. Lecturer in Water Engineering, Department of Civil and Structural Engineering, University of Sheffield, Sheffield S1 3JD, UK