四川省雅安市泥石流风险区划 | |
陈宜娟 ; 刘希林 ; 赵源 | |
2006 | |
会议名称 | 中国灾害防御协会风险分析专业委员会第二届年会 |
会议日期 | 2006-05-18~2006-05-19 |
会议地点 | 四川成都 |
关键词 | 泥石流 |
通讯作者 | 陈宜娟 |
中文摘要 | 雅安市是四川省地貌灾害频繁活动的地区之一,研究在实地调查的基础上,以县区为基本评价单位对其所辖8个县区的泥石流风险度进行了定量分析与评价.结果表明:除名山县泥石流风险为0外,汉源县、雨城区、荥经县处于区域泥石流高风险区,占雅安市国土总面积的33.95%,石棉县、天全县、芦山县、宝兴县为中等风险区,占雅安市国土总面积的62.07%.全市以各县区面积加权平均后的泥石流风险度为0.34,整体上属于泥石流灾害中等风险区. |
英文摘要 | Ya’an city is one of the regions that geological hazards occur most frequently in Sichuan Province.According to the data from the field investigations and obtained in Ya’an city,and based on evaluations of hazard degree and vulnerabili哆degree for debris flow,the quantitative assessment of debris flow risk for the eight counties and districts of Ya’an city is conducted, taking the eight counties districts鹪the basic evaluation units.The results indicate that.except Mingshan county,which has no debris flow gullies and hence is not印plicable for the assessment,Hanyuan county,Yucheng district and Yingjing county are assessed tO be high risk areas for debris flow,accounting for 33.95%of land area of Ya’an city.And Shimian county, Tianquan county,Lushan county,Baoxing county are of the moderate risk areas,taking up 62.07%of land area of Ya’all city.As a whole,Ya’an city belongs to moderate risk region for debris flow,owing to the weighted average value of the all counties and districts is 0.34. |
收录类别 | EI |
合作状况 | 其它 |
会议主办者 | 中国自然资源学会;中国灾害防御协会 |
会议录 | 中国灾害防御协会风险分析专业委员会第二届年会论文集(一)
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学科主题 | 灾害学 |
分类号 | P642.23 |
语种 | 中文 |
内容类型 | 会议论文 |
源URL | [http://ir.imde.ac.cn/handle/131551/2787] ![]() |
专题 | 成都山地灾害与环境研究所_成都山地所知识仓储(2009年以前) |
推荐引用方式 GB/T 7714 | 陈宜娟,刘希林,赵源. 四川省雅安市泥石流风险区划[C]. 见:中国灾害防御协会风险分析专业委员会第二届年会. 四川成都. 2006-05-18~2006-05-19. |
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