欢迎来到天天文库
浏览记录
ID:44278351
大小:853.05 KB
页数:24页
时间:2019-10-20
《工程力学专业外文翻译中英对照英汉互译》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、Busan一GeojeLink:ImmersedTunnelOpeningNewHorizonsWimJanssenPeterdeHaasYoung-HoonYoon21TunnelEngineeringConsultants,theNetherlands:TechnicalAdvisortoDaewooE&CfortheBusan・GeojeFixedLink2DaewooE&C,KoreaABSTRACTTheBusan-GeojeFixedLinkwillprovidearoadconnectionbetweenthemetropolisofBusanandGeojeIslan
2、d.TheLinkcomprisesamongstotherstwocablestayedbridgesandanunderwatertunnelconstructedasaconcreteimmersedtubetunnel.Theimmersedtunnelhasanumberofspecialfeatures:itslengthof3,2km,thewaterdepthofover35m,theseveremarineconditions,thesoftsubsoilandalignmentconstraints.Combinedwiththescaleoftheprojectth
3、esefeaturesmakethedesignandtheconstructionofthetunnelamajorchallenge.Itisexpectedthattheprojectwillopenupnewhorizonsfortheuseofimmersedtunneltechnology.Thispaperhighlightsthesespecialfeaturesandconcentratesonthecivilandstructuralaspectsonly.1.INTRODUCTIONBusanisthesecondlargestcityandamajorharbou
4、rinSouthKorea.ItislocatedinthesoutheastandborderedbytheKoreanStraitatthesouthandeastsidewhilstatthenorthsteepmountainsarise.Thecityisdevelopingrapidly;thepopulationgrewovertherecentyearsto3,7millioninhabitantsinthecity(4,6millionintheagglomeration).Thedensityofpopulationis4850inhabitants/km2which
5、isaboutthree-quarterofthedensityofHongKong.Theoptionsforexpansionarelimitedduetoitsgeographiclocation.TheBusan-GeojeLinkhastocreateadirectlinkbetweenGeojeIslandandthecityofBusanwiththeobjectivetoallowBusantoexpand,todevelopindustrialareasonGeojeandtoaddrecreationalfacilitieswithindrivingdistanceo
6、fBusancity.GeojeIslandiscurrentlyconnectedtothemainlandatthewestsideoftheisland.ThetwohoursdrivebycarfromBusancitytoGeojewillbereducedto45minutesaftercompletionoftheLink.TheBusan一GeojeFixedLinkwillprovidearoadconnectionbetweenGeojeIslandandGadukIslandaspartofadualcarriagemotorwayconnectingtheBusa
7、nNewportregiontotheislandofGeoje.TheLinkwillbe8.204kmintotal,crossesnavigationchannelsandlinksthesmallislandof徳鹫克,JungjukandJeo,whichareuninhabited.Theprinciplecomponentsofthelinkareanimmersetunnel3240mlongwithtwo-lane
此文档下载收益归作者所有