张占忠,陈富强,刘亚林,李丹,杜世回,张晓宇

• 1:中铁第一勘察设计院集团有限公司

摘要(Abstract)：

江巴变形体位于西藏嘉黎县尼屋乡江巴村下游约5 km处的易贡藏布右岸，遥感影像中可见多处地表崩滑痕迹，存在山体不稳定、发生崩滑堵江的威胁。为了查明该坡体的稳定性、整体变形特征以及可能存在的灾害威胁，达到提前预防、未雨绸缪的目的，采用“多期次影像遥感解译监测+InSAR形变分析+现场调查”的综合研究评价方法，对该变形体坡面进行了详细的解译分析，显示变形体目前处于“整体稳定、局部崩滑”状态。近年来变形体范围边界未发生明显变化，在其南侧及东侧坡脚区域发生过多期次小规模崩滑现象，在外部环境变化影响下，变形体中上部仍然存在高位崩塌-碎屑流的可能。

关键词(KeyWords)： 西藏易贡藏布;江巴变形体;遥感监测;综合解译;InSAR

Abstract:

Keywords:

基金项目(Foundation): 中铁第一勘察设计院集团有限公司重点专项研发项目“铁路智能勘测及数据管理关键技术研究”(2021KY73ZD(ZDZX)-1)

作者(Author): 张占忠,陈富强,刘亚林,李丹,杜世回,张晓宇

DOI: 10.19509/j.cnki.dzkq.2022.0246

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