*Hafiz muhammad awais RASHID¹、Takeshi SAITO¹、L. chandana KURUKULASURIYA²、Nadeej H. PRIYANKARA³、Kawamoto KEN⁴ (1.Graduate School of Science and Engineering, Saitama University, Japan、2.Department of Civil Engineering, Faculty of Engineering, University of Peradeniya, Sri Lanka、3.Department of Civil and Environmental Engineering, University of Ruhuna, Galle, Sri Lanka、4.Grad. Sch. of Sci. & Engg., International Institute for Resilient Society, Saitama University, Japan)