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題 名 | 多軸無人載具進行豪雨引致山崩與堰塞湖之調查分析--以臺14線74.5K為例=Investigation and Analysis of Landslide and Landslide Dam Induced by Heavy Rainfall with Unmanned Drones--An Example of 74.5 K, Tai-14 Express Way |
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作 者 | 王國隆; 黃志杰; | 書刊名 | 中國土木水利工程學刊 |
卷 期 | 27:3 2015.09[民104.09] |
頁 次 | 頁255-261 |
分類號 | 440.98 |
關鍵詞 | 多軸無人載具; 豪雨; 堰塞湖; 影像分析; Unmanned drones; Heavy rainfall; Landslide dam; Image analysis; |
語 文 | 中文(Chinese) |
中文摘要 | 近年來無人載具之快速發展,使用無人載具成本快速降低,使得利用無人載具進行調查工作成為可能甚至不可或缺的工具,本研究以台14線74.5K為研究對象,該處於2012年6月因0610豪雨事件影響,因山崩形成堰塞湖同時快速潰決而造成路基流失、交通中斷;經由歷年衛星影像、現地調查及航拍成果,本研究以多軸無人載具進行空拍,藉由所產生之高解析、高精度數值地形與正射影像進行堰塞湖成因與邊坡現況分析,研究結果顯示,於2012年6月形成之堰塞湖來自於右岸邊坡塊體滑落至河道所造成,於2014年間雖無明顯較大之降雨事件,經由影像分析顯示坡體仍處於滑移狀態,本研究區仍應持續進行密集監測。 |
英文摘要 | Unmanned Aerial Vehicle (UAV) was developed very fast in recent years and budget to use UAV was reduced in the same trend. Thus the usage of UAV for investigation is becoming possible and a basic tool. Road Tai-14 at 74.5K is selected as study area in this research. A landslide dam was formed in 0610 heavy rain fall event in June, 2012. The landslide dam was collapsed in few hours and foundation of road was destroyed by erosion with fast water flow, which resulted in closed roads. Current slope condition was analyzed from temporal satellite images, field investigation, and high resolution orhtophotos, high accuracy DEM from UAV. The result shows that the landslide dam in 2012 was formed from the landslide located at right bank of river. Moreover, the slope is still not stable and moving in 2014 without heavy rainfall event. Continuous monitoring should be carried on in this study area. |
本系統中英文摘要資訊取自各篇刊載內容。