摘要
关家沟是一条灾害性泥石流沟，自１７８０年以来的２１０年曾４次对文县县城构成灭顶之灾，仅１９８２年的泥石流灾害就造成３３人死亡，经济损失３０００余万元。为了有效保护文县县城、村舍、农田、国道２１２线及下游电站的安全，根据该沟泥石流特征和成灾方式，采取了以工程措施为主，生物措施与工程措施相结合；以拦为主，拦排结合的综合防治对策。
uanjiagou is a disastrous viscous debris flow gully in Wenxian county, Gansu. Since 1780, the debris flow has broken out and resulted in 4 catastrophic hazards to Wenxian city. The debris flow in 1982 killed 33 residents and generated 30 million yuan economic losses. In order to effectively protect Wenxian city, villages and farmland, Gansu Sichuan Highway and Shangde water power station in down reach of Baishuijiang River, one comprehensive prevention countermeasure has been put forward according to the characteristics and disastrous forms of debris flow, which is to combine the engineering and biological measures, to take engineering measure as the dominant factor and to combine the regulating and drainly measures, taking regulating measure as the dominant factor.
出处
《中国地质灾害与防治学报》
CSCD
1997年第4期94-101,共8页
The Chinese Journal of Geological Hazard and Control
关键词
泥石流
形成条件
灾害
防治对策
debris flow, formation condition, disaster, prevention countermeasure
