隧道地下水处治的国内外研究现状分析:《隧道建设》2012年01期

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&FA'W;w#i0【摘要】:为深入研究隧道设计、施工面临的地下水处治难题,为高压富水隧道设计、施工提供理论依据,对隧道地下水处治技术的现状进行分析。不同部门在不同时期和社会经济条件下,提出了不同规范和地下水处理措施。针对隧道工程设计、施工过程所遭遇的地下水问题,尤其是隧道衬砌水压力荷载问题,各行业部门在隧道(洞)工程支护结构设计中对富水地层地下水压力对支护结构的影响认识并不一致,尤其是对外水压力能否折减仍存在一定争议,对地下水作用的认识仍未达成共识。为此,对隧道地下水问题从概念和方法上进行研究,在研究现状及存在的主要问题分析基础上,提出了下一步研究思路。水利论文d/c1[3a.jW

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【作者单位】:

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中铁西南科学研究院有限公司;

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Y\a*d$c:e!I5F1?0隧道 地下水处治 水压力

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Qq7]@"D:U \o0【基金】:铁道部重大科研课题(2009G005-D)

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0引言众所周知,隧道施工地下水问题是与隧道工程伴生的,并伴随着隧道工程施工的整个过程。如何经济、合理地处理好地下水问题,是隧道工程界一直探讨且始终存在的一个难题。多年来,众多专家、学者在此方面曾做过大量研究工作,取得了不少成果。其中,地下水对隧道(洞)的荷载作用

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