1. Lecturer, Dept. of Civil Engineering, Al-Nahrain Univ., Baghdad 10072, Iraq.
2. Lecturer, School of Computing, Science and Engineering, Univ. of Salford, Manchester M5 4WT, UK (corresponding author).
3. Assistant Professor, Dept. of Civil Engineering, Univ. of Baghdad, Baghdad 10071, Iraq.
4. Reader, School of Computing, Science and Engineering, Univ. of Salford, Manchester M5 4WT, UK.