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黄山风景区及周边地区地质灾害特征分析及危险性评估

Geologic Disaster Analysis and Risk Assessment of Huangshan Senic Area and the Surrounding Areas

【作者】 李伟

【导师】 杨成斌;

【作者基本信息】 合肥工业大学 , 岩土工程, 2009, 硕士

【摘要】 黄山风景区及周边地区的地质灾害不仅给当地居民的生产和生活带来巨大的影响,也给本不发达的地区经济造成巨大的损失,还给该区域得天独厚的旅游资源带来负面意义,论文正是在这种背景下开展研究。首先结合调研成果,认识该区地形地貌以及地层岩性特征;其次阐释了黄山风景区及周边地区滑坡、崩塌、泥石流等地质灾害的发展及发生频率,详细讨论了该地区地质灾害发生的成因和形成条件;接着做出对该地区地质灾害易发区域的危险性评估,并介绍了人类工程活动产生的地质灾害问题以及各种地质灾害如何防治;最后阐释了该区地质旅游资源现状。主要得到以下结论:1.该区地质灾害的发生具有三大规律性,空间分布具有不均匀性;2.黄山风景区及周边地区地质灾害分布规律严格受地层岩性、构造、地形、降雨、人类活动等综合因素的控制。但近些年来,诱发地质灾害的外界因素作用越来越明显,人为因素越来越成为控制地质灾害发生的主要因素。

【Abstract】 Geologic disaster of Huangshan Scenic Area and the surrounding areas causes not only the great impact of production and lives to local residents, but also great economic losses to the underdevelop region, or the negative impact to the unique tourism resources. The thesis have researched in this background. First of all, according to the research results, the topographical features and lithologic characteristics of this area have been known. The second, interpreted the development and frequency of landslide, slide, debris flow and other geological disasters in Huangshan Scenic Area and the surrounding areas with a detailed discussion of the causes and formation conditions that the geological disasters in this region occurred. Then to make the risk assessment to the area that in the region of prone to geological disasters, and describes a variety of geological disasters caused by the human engineering activities, and the prevention and controling of geological disasters. Finally, explained the status of geo-tourism resources in this district. Mainly obtained the following conclusions: 1. The spatial distribution of geological disasters have uneven and sub-cluster, 2. The distribution of geological disasters of Huangshan Scenic Area and the surrounding areas have been strictly controled by the combination of factors such as lithology, structure, topography, rainfall and human activities. However, in recent years, the effects of external factors which are the induction of geological disasters have become more and more obvious, human factors that controling geological disasters have increasingly become a major factor in the occurrence.

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