1. Ph.D. Affiliate, Dept. of Civil and Environmental Engineering, Colorado State Univ., 400 Isotope Dr., Fort Collins, CO 80521; Chief Engineer, Iraqi Ministry of Water Resources, Planning and Follow up Directorate, Palestine St., Baghdad 80521, Iraq (corresponding author). ORCID: .
2. Assistant Chief Engineer, Iraqi Ministry of Water Resources, Planning and Follow up Directorate, Palestine St., Baghdad 80521, Iraq.
3. Professor, Dept. of Civil and Environmental Engineering, Colorado State Univ., 400 Isotope Dr., Fort Collins, CO 80521. ORCID: .