1. Department of Civil Engineering, Faculty of Engineering, Iki Eylul Campus, Eskisehir Technical University, Tepebasi 26555, Eskisehir, Turkey
2. Department of Civil Engineering, Faculty of Engineering and Architecture, Kirikkale University, Kirikkale 71450, Ankara, Turkey
3. Institute of Environmental Engineering, University of Zielona Gora, 65-516 Zielona Gora, Poland