1. Assistant Professor, Dept. of Civil Engineering, Jordan Univ. of Science and Technology, P.O. Box 3030, Irbid 22110, Jordan (corresponding author).
2. Assistant Professor, Dept. of Civil Engineering, Hadhramout Univ. of Science and Technology, P.O. Box 50512-50511, Mukalla, Yemen.
3. Assistant Professor, Dept. of Applied Chemistry, Jordan Univ. of Science and Technology, P.O. Box 3030, Irbid 22110, Jordan.