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作 者:周长松[1] 邹胜章[1] 夏日元[1] 李录娟[1] 陈旭坤
机构地区:[1]中国地质科学院岩溶地质研究所,广西桂林541004 [2]江苏省南通市水利勘测设计研究院有限公司,江苏南通226006
出 处:《煤田地质与勘探》2016年第2期73-78,共6页Coal Geology & Exploration
基 金:国土资源部地质调查项目(1212011121166;1212011121164);国家重点基础研究发展计划(973计划)课题(2011CB201001);中国地质科学院岩溶地质研究所基本科研业务费项目(121237128100261)~~
摘 要:地裂缝灾害的发生直接影响着太原盆地工农业生产和城镇居民生活,掌握地裂缝的发育规律和成因机理对减少灾害损失显得尤为必要。以地质环境为基础,系统分析了太原盆地地裂缝的发育特征。在此基础上,从主控因素的角度将区内地裂缝划分成采空塌陷成因、地下水超采成因、地震成因、断裂活动成因4种类型。系统分析了各类型地裂缝的力学形成机制,据此提出了防治措施。研究结果可为当地环境条件改善、地质灾害治理提供参考。Taiyuan basin is a area that ground fissures frequently take place in Shanxi province, the ground fissures have damaged the industry and agriculture production and given rise to largely lose for the citizen and affected economical development. So, to grasp the development regularity of ground fissures and the formation mechanism become very necessary. According to the basic characteristics of geological environment in Taiyuan basin, the arti-cle analyzed the temporal and spatial distribution of ground fissures. On the basis of the temporal and spatial dis-tribution of ground fissures, combined with the main influence factors, the ground fissures are divided into four basic types. Then, the paper analyzed the formation mechanism of the ground fissures of the four types, and thus proposed corresponding prevention and control measures. Research results would provide basis for the improve-ment of local environmental conditions and the control of geological disasters.
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