1. Professor, Dept. of Civil Engineering, Al-Muthanna Univ., Al-Samawa 66001, Iraq. ORCID: .
2. Professor, Dept. of Civil Engineering, Southern Illinois Univ. Edwardsville, Edwardsville, IL 62026 (corresponding author).
3. Water Resource Engineer, Stantec Inc., 500 N. Broadway, St. Louis, MO 63102.
4. Professor and Associate Dean, Dept. of Civil Engineering, Graduate School, Southern Illinois Univ. Edwardsville, Edwardsville, IL 62026.