| 沪昆客专沙坡特大桥危岩落石形成机制及防治措施研究 |
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| 引用本文： | 唐兵.沪昆客专沙坡特大桥危岩落石形成机制及防治措施研究[J].地质灾害与环境保护,2017,28(1). |
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| 作者姓名： | 唐兵 |
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| 作者单位： | 中国中铁二院工程集团有限责任公司,成都,610031 |
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| 摘 要： | 沪昆高铁贵昆段沙坡特大桥线路左侧多处危岩落石对大桥构成一定威胁。本文在对区域地质环境和危岩体结构特征的调查的基础上,利用无人机航拍技术,查明了沙坡双线特大桥左侧山坡坡顶裂缝及围岩体的分布,研究了该处危岩落石体的形成的机制,并提出了采用梯形垛反压、清方、灌浆以及局部支挡的防治措施,取得了良好的经济效益,同时保障了沪昆客专安全、有序运营。
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| 关 键 词： | 沪昆客专 沙坡特大桥 危岩落石 防治措施 形成机制 |
MECHANISM OF DANGEROUS ROCK-BODY OF THE SHAPO SUPER LARGE BRIDGE OF SHANGHAI-KUNMING PASSENGER SPECIAL LINE |
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| TANG Bing.MECHANISM OF DANGEROUS ROCK-BODY OF THE SHAPO SUPER LARGE BRIDGE OF SHANGHAI-KUNMING PASSENGER SPECIAL LINE[J].Journal of Geological Hazards and Environment Preservation,2017,28(1). |
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| Authors: | TANG Bing |
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| Abstract: | A number of dangerous rock-body Pose a threat to the Shapo super large bridge of Shanghai-Kunming Passenger Special Line.The study Show that the special dual structure, dissolution of the joint surface and good surface is the mechanism of formation of dangerous rock-body based on the survey of the regional geological environment and the characteristics of dangerous rock-body.To guarantee the safety of Shanghai-Kunming passenger dedicated line operation, pressing foot and grouting and retaining measures has been adapt and obtained the good economic benefits. |
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| Keywords: | Shanghai-Kunming passenger dedicated line Shapo super large bridge Rockfall Prevention Measures Formation Mechanism |
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