| 龙泉市小流域泥石流地质灾害特征及防灾对策 |
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| 引用本文： | 王震宇,裘建国,汪庆华.龙泉市小流域泥石流地质灾害特征及防灾对策[J].水土保持通报,2011(4):210-214. |
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| 作者姓名： | 王震宇 裘建国 汪庆华 |
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| 作者单位： | 四川交通职业技术学院;浙江省地质调查院; |
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| 基金项目： | 浙江省国土资源厅“浙江省龙泉市小流域泥石流地质灾害调查与评价” |
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| 摘 要： | 浙江省龙泉市地质环境复杂,山地灾害严重,泥石流灾害处于高风险区,是浙江省泥石流的重灾区。随着龙泉市旅游、经济建设的发展,对泥石流的成灾特征及防治研究愈加紧迫。通过普查、遥感解译、专家详查等方法,共调查了146条沟谷,其中重点调查96条,典型调查49条,确定泥石流隐患46处。经分析发现龙泉市小流域泥石流地质灾害表现出市域面积大范围分布泥石流,集中在台汛期爆发,主要沿断裂带分布,合适的地貌条件利于泥石流形成,火山岩区域发生泥石流几率高,水土流失区和植被良好区均会发生泥石流共6个特征。并根据泥石流灾害特征提出了相应的防灾减灾对策,可为该市泥石流防治工作提供科学依据。
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| 关 键 词： | 小流域泥石流 地质灾害特征 防灾对策 龙泉市 |
| 收稿时间： | 2011/1/21 0:00:00 |
| 修稿时间： | 4/5/2011 12:00:00 AM |
Characteristics and Countermeasures of Small Watershed Debris Flow Geo-hazard in Longquan City |
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| WANG Zhen-yu,QIU Jian-guo and WANG Qing-hua.Characteristics and Countermeasures of Small Watershed Debris Flow Geo-hazard in Longquan City[J].Bulletin of Soil and Water Conservation,2011(4):210-214. |
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| Authors: | WANG Zhen-yu QIU Jian-guo and WANG Qing-hua |
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| Institution: | WANG Zhen-yu1,QIU Jian-guo2,WANG Qing-hua2(1.Sichuan Vocational and Technical College of Communications,Wenjiang,Sichuan 611130,China,2.Zhejiang Institute of Geological Survey,Xiaoshan,Zhejiang 311203,China) |
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| Abstract: | In Longquan County of Zhejiang Province,the geological environment is complex,the mountain disasters are serious.It is the high risk area of debris flow in Zhejiang Province.With the development of tourism and economy,it becomes urgent to study the characteristics and countermeasures of debris flows in Longquan City.With the help of census,remote sensing and expert inquiry,146 gullys were surveyed,among which 96 was made by major investigation and 49 by typical investigation,46 potential debris flow dangers... |
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| Keywords: | small watershed debris flow characteristics of geo-hazard countermeasures Longquan City |
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