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茂县城区受龙洞沟、药沟和水西大沟3条泥石流沟的泥石流威胁,“5·12”汶川特大地震发生后危险程度进一步加重。介绍了3条泥石流沟的情况,在震后调查的基础上,分析了“5·12”地震对3条沟的影响,以及泥石流防治现状和存在的问题,提出了拦、挡、排与生物工程相结合的综合防治建议,建议在泥石流防治中充分考虑建筑规划重建、交通规划重建和旅游规划重建3个方面的问题,从而实现泥石流防治同震后规划重建的全面结合。
In the downtown of Mao County, the debris flow threatened by 3 debris flow ditch of Longdong ditch, Yao ditch and West ditch of Xishan River, further aggravated the danger degree after the May 12 Wenchuan earthquake. Based on the investigation after the earthquake, the paper analyzed the influence of the “May 12” earthquake on the three ditches, the status quo and existing problems of debris flow prevention and control, and put forward the suggestions of blocking, blocking and rowing It is proposed to take full account of the three aspects of construction planning reconstruction, transportation planning reconstruction and tourism planning reconstruction in debris flow prevention and control so as to realize the full integration of planning and reconstruction after debris flow prevention and control.