贵州安顺—六枝—纳雍地区地质灾害特点

Feature of Geologic Hazards in the Areas of Anshun-Liuzhi-Nayong in Guizhou Province

贵州安顺—六枝一带是贵州省地质灾害多发地区。主要地质灾害为滑坡、崩塌、泥石流。调查发现地质灾害共有785处,其中滑坡372处,崩塌246处,地裂缝77处,泥石流47处,岩溶塌陷11处,洪涝洼地32处。纳雍县的岩脚寨的的基岩顺层滑坡、六枝旧院的切层滑坡、六枝特区龙潭乡朱家寨的松散层滑坡、纳雍县菁口寨崩塌、纳雍县垮山口泥石沟的泥石流等是区内不同类型的地质灾害实例。纳雍县的岩脚寨地区有几个村寨、六枝旧院坐落在古滑坡体上,有很大的隐患,建议通过移民方式解决这个问题。

The geologic hazards are predominant to landslide, collapse and mudflow in the frequently - occurring areas of Anshun - Liuzhi in Guizhou province. Wholly 785 geologic hazards have been ascertained through investigation, in which there have 372 landslides, 246 collapses, 77 ground fissures, 47 mudflows, 11 karst collapses and 32 flooding washes. The cases of geologic hazards that include basement rock bedding landslide at Yanjiaozhai of Nayong County, cut bedding plane landslide at Jiuyuan of Liuzhi, loose layer landslide at Zhujiazhai, Longtan Village, Liuzhi special zone, and collapse at Qingkouzhai of Nayong County and mudflow at Kuashankou of Nayong County are of diverse types in this region. There exist several villages at the Yanjiaozhai area of Nayong County and besides Jiuyuan of Liuzhi on the ancient landslide mass, which take on greatly hidden dangers, thus proposing a solution by the manner in migration.