1. a International College of Engineering and Management, P.O. Box 2511, C.P.O. Seeb, P.C. 111, Muscat, Sultanate of Oman
2. b Al-aqsa Community Intermediate College, Al-aqsa University, Gaza P.B. 4051, Palestine
3. c Department of Civil and Environmental Engineering, College of Engineering, A'Sharqiyah University, Ibra 400, Oman
4. d Department of Environmental Engineering, Gebze Technical University, Kocaeli 41400, Turkey
5. e Department of Environmental Engineering, Faculty of Engineering and Green Technology (FEGT), University Tunku Abdul Rahman, Kampar, Perak 31900, Malaysia
6. f Department of Civil Engineering, Hasan Kalyoncu University, Gaziantep 27500, Turkey