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中尼公路雪害及防灾对策
引用本文:马东涛,崔鹏,王忠华.中尼公路雪害及防灾对策[J].山地学报,2002,20(1):59-63.
作者姓名:马东涛  崔鹏  王忠华
作者单位:1. 中国科学院、水利部成都山地灾害与环境研究所,四川成都,610041中国科学院寒区旱区环境与工程研究所,甘肃兰州,730000
2. 中国科学院、水利部成都山地灾害与环境研究所,四川成都,610041
3. 中国交通第一公路勘察设计研究院,陕西西安,710068
基金项目:中国科学院知识创新项目“进藏公路铁路典型路段工程减灾理论与对策研究”资助,项目编号KZCX2 -30 6
摘    要:本文在大量野外实地调查基础上,通过对中尼公路沿线吹雪、积雪和雪崩成因背景的分析,揭示了中尼公路雪灾的分布规律和形成机制,并提出各类雪灾的防治对策。对康山桥特大雪崩灾害进行了深入研究,提出了可供实施的整治方案及进一步工作的建议,对中尼公路整治必建工程具有重要的指导意义。

关 键 词:中尼公路  积雪  风吹雪  雪崩  防灾对策  分布规律  形成机制
文章编号:1008-2786(2002)01-0059-05
修稿时间:2001年12月15

An Approach on Snow Hazards and Their Countermeasures Along Sino-Nepalese Highway
MA Dong-tao ,CUI Peng and WANG Zhong-hua.An Approach on Snow Hazards and Their Countermeasures Along Sino-Nepalese Highway[J].Journal of Mountain Research,2002,20(1):59-63.
Authors:MA Dong-tao    CUI Peng and WANG Zhong-hua
Institution:MA Dong-tao 1,2,CUI Peng 1 and WANG Zhong-hua 3
Abstract:Influenced by the high altitude of Mt.Himalaya, the warm and moist air current from the Indian Ocean Monsoon is blocked under the south slope of Mt, Himalaya and forms cyclone and mountain precipitation, a great deal of snowfall drops in the area from Mt, Nalongna to Zhangmu along the Sino-Nepalese Highway. It is investigated that 103.9km road is threatened by snow drift and accumulated snow cover, the maximum depth of snow reaches to 2.3m.There are 33 slope and gully type snow avalanches along Boqu River valley, among which Kangshanqiao Bridge snow avalanche is the largest and most dangerous to the highway.The snow haards occur in the winter and spring season and generate huge damages to road, bridge, maintance squad, transportation and environment.The countermeasures such as enhancing roadbed height, construction anti-snow drift roadbed and snow avalanche shed, choosing a new route et al are suggested.
Keywords:Sino-Nepalese Highway  accumulated snow  snow avalanche countermeasures  snow drift
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