1. National Chiayi University; Department of Landscape Architecture; Chiayi; Taiwan
2. China University of Technology; Department of Civil Engineering; Taipei; Taiwan
3. National Taiwan University; Department of Civil Engineering and Hydrotech Research Institute; Taipei; Taiwan
4. National Yunlin University of Science and Technology; Research Center for Soil & Water Resources and Natural Disaster Prevention; Douliou; Yunlin County; Taiwan
5. National Yunlin University of Science and Technology; Department and Graduate School of Safety Health and Environmental Engineering; Douliou; Yunlin County, Taiwan