*CHIHPING KUO¹、HSINCHANG LIU²、NAIJUI YANG^1,3、YIXUAN LIN¹、HONGYI WANG¹、CHINWEI WU¹ (1.Department and Institute of Civil Engineering and Environmental Informatics, Minghsin University of Science and Technology、2.Disaster Prevention and Water Environment Research Center, National Chiao Tung University、3.Department of Civil and Water/soil conservation Engineering, Sinotech Engineering Services Co., Ltd.)