成县黄渚镇泥石流形成机理及特征  

Formation mechanism and characteristics of debris flows in Huangzhu Town,Chengxian County

作　　者：刘兴荣[1] 董耀刚[1] 王生新[1] 张连科[1] 

机构地区：[1]甘肃省科学院地质自然灾害防治研究所,甘肃兰州730000

出　　处：《自然灾害学报》2013年第1期169-174,共6页Journal of Natural Disasters

基　　金：甘肃省科学技术厅甘肃省科技支撑计划项目(1011FKCA093);甘肃省科学院青年基金项目(2012QN-18)

摘　　要：泥石流是黄渚镇常见的地质灾害,具有暴发频次高、暴发突然、破坏性大等特点。基于黄渚镇3条主要泥石流沟的调查和分析,论述了黄渚镇泥石流形成的背景条件、活动特征及形成过程,探讨了黄渚镇泥石流的形成机理和发展趋势,并提出了黄渚镇泥石流灾害治理的总体思路,通过稳、拦、排等治理措施,达到改善生态环境、防灾减灾的的目标。The debris flow disaster, showing the characteristics of high frequency, abruptness and destructiveness,is a frequent natural disaster in Huangzhu Town, Chengxian County. Based on the investigation and analysis of three major debris flow gully in Huangzhu characteristics and formation process, as proposed a general idea of the controlling well Town, this paper discussed the geological background, activity as the development mechanism and trend of the debris flows, and measures, including stabilizing, blocking, discharging et. al, to improve the ecological environment, achieve the goal of disaster prevention and mitigation

关 键 词：泥石流 形成机理 趋势 治理措施 防灾减灾 

分 类 号：P642.23[天文地球—工程地质学]