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《《南水北调与水利科技》:南水北调中线工程xx段西甘池隧洞设计(薛文政 冯雁)(摘要)》由会员上传分享,免费在线阅读,更多相关内容在工程资料-天天文库。
1、《南水北调与水利科技》:南水北调中线工程XX段西甘池隧洞设计(薛文政冯雁)(摘要) #TRS_AUTOADD_1219722037093{MARGIN-TOP:0px;FONT-SIZE:12pt;MARGIN-BOTTOM:0px;LINE-HEIGHT:1.5;FONT-FAMILY:宋体}#TRS_AUTOADD_1219722037093P{MARGIN-TOP:0px;FONT-SIZE:12pt;MARGIN-BOTTOM:0px;LINE-HEIGHT:1.5;FONT-FAMILY:宋体}#TRS_AUTOADD_12
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5、rgin-bottom":"0"}}--**/摘要:水工隧洞是构筑于岩体中的建筑物,由于地质条件千差万别,围岩本构关系复杂,难以准确定量描述,给隧洞设计带来很大困难。虽然近几十年来隧洞设计水平有了较大提高,但仍有许多问题从理论上无法彻底解决,隧洞设计规范的规定相对笼统,结合南水北调中线工程XX段西甘池隧洞,对隧洞的设计思路、技术路线及支护型式等方面进行了探讨和研究,目前工程已经过各级专家审查,进入实施阶段。通过对具体工程设计的总结,为其他类型工程设计提供一定的参考价值,同时也有助于推动我国隧洞设计水平的不断提高。
关键词:隧洞;围岩;支
6、护;PCCP管道
中图分类号:TV68;TV698文献标识码:B文章编号:1672-168301-0207-05
DesignofXiganchiTunnelinBeijingSectionofMiddleLineofTheSouth-to-NorthWaterDiversionProject
XUEWen-zheng,FENGYan
(BeijingMunicipalInstituteofHydraulicEngineeringPlanningDesignandResearch,Beijing100044,China)
7、 Abstract:Watertunnelisthehydraulicstructurewhichisconstructedintherockmass.Becauseofdifferentgeologicalstructureanduncertaintyofdesignstanded,thereexistdifficultiesinthedesignofwatertunnel.Althoughthemethodoftunneldesignhasimprovedinrecentdecades,manyproblemscan''tbesol
8、vedintheoryyet.Inthispaper,thetypeofsupportandliningofXiganchiwatertunnelarestudiedbasedonthetunnel''sc