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1、TheCityofBridgesFInvariousarticlesandtravelprograms,youmayhearthelabelTheCityofBridges.PittsburghandFlorencearejusttwocitiesthathavebeengrantedthismoniker.However,withthirteenbridgesspanningtheHaiheanditstributaries,Tianjinalsohasastrong,ifunexpected,claimtothetitle.Overthepastcoupleofyears,thePearl
2、oftheBohaihasenjoyedadramaticfaceliftonitsriverfrontarea.Previously,theHaiheandthesurroundingareasweredirty,uncared-forandgenerallybestavoided.Now,though,itisbeginningtoattractincreasingamountsoftouriststoitsnewlypristinebanks.FOneofthebestwaystoenjoythewholeriversceneisfromaselectionofthebridgestha
3、tspanit.Below,wehavelistedthesevenwebelievearethebesttovisitforyouraddedconveniencewehaveworkedfromnorthtosouth.JustasMaoYishengsaid:AlmostallthecountrysOpeningandclosingtypebridgearelocatedinTianjin.”HaiheRiverFHaiheRiver：SheisfromTianjinNorthCanal,ZiyaRiverinterchangetoTanggu，atatotallengthof72km,
4、thenarrowestpointis100meters,395metersatitswidestpoint,thewaterdepthisabout6to7m.BridgeconstructionhistoryonHaiheRiverFAttheendoftheMingdynastyandintheearlyQingDynastyFNorthCanal,HaiheRiverandothermajorriverscross-straittravel,relyingontheFerry。FBefore1960(WorldWarII)FInitsupstream,sixpontoonbridgew
5、asconstructedF:XiGupontoon,Chaoguanpontoon,Yandongpontoon,Yuanmenkoupontoon,Yaowapontoon,andtheLaolongtoupontoon.BridgeconstructionhistoryonHaiheRiverFAfter1860(WorldWarII)LateQingDynastyFImportantpontoonwerechangedtosteelbridge,atthattimetheybuiltsixsteelbridge:BigredBridge,Jinhuabridge,Jingangbrid
6、ge,Laolongtoubridge,JintangBridge,QueenswayBridge.OldJingangBridge,wanguoBridge(nowthethejiefangbridge)belongtothehangingswingbridge;Jintangbridgeisarotatingbridge;JinhuaBridgebelongstotheflatdragbridge;BigRedBridgeisaliftbridge(1965todismantlethelifttower).FAftertheliberation-1980sFlaterthegovernme
7、ntbuilttheStoneLionForestBridge,BeianBridge，GuanghuaBridge,ChifengBridge,GuangchangBridge,DaguangmingBridge.FMaterial:reinforcedconcrete,theapplicationofprestressingtechnology.FStructure:theupperpartisprestressedconcretesimplysupportedsinglecantileverboxbeam,theholewithabeam;thelowerpartisreinforced
8、concretepilecapfoundation,solidpier.F2003,thedevelopmentoftheHaiheeconomicFUpliftandwidentheLionGroveBridge,NorthOnkyo,GuanghuaBridge；RepairthejintangBridge,JiefangBridge;rebuilddaguangmingBridge,ChifengBridge.FRe-builtYongleBridge,jinbubridge,daguBridge,jinhuiBridge,jinfuBridge,zhigubridge,FuminBri
9、dge,liulinBridge.AbriefdescriptionofthebridgeFYonglebridge(CiHaiBridge)FTianjin Eyeisa120-metre(394ft)tallgiantFerriswheelbuiltabovetheYongleBridge(formerlyCihaiBridge),overtheHaiheRiverinTianjin,China.Itisclaimedtobetheonlysuchwheeltohavebeenconstructedoverabridge.AbriefdescriptionofthebridgeFtheFe
10、rriswheel,andtherearerestauranYonglebridge(CiHaiBridge)Bridge:twofloors,theupperisnon-mixedbridge,theloweraresidewalks.Peoplecanenjoythesceneryonitandthereareotherentertainmentfacilitiesfortourists.FConstructionstartedin2007,withcompletionofthemainbodyon18December2007,andthewheelopenedtothepublicon7
11、April2008.FAtthetimeofcompletion,onlythe135m(443ft)LondonEye,160m(525ft)StarofNanchang,and165m(541ft)SingaporeFlyerweretaller.FJintangBridgeLocatedatthegatesofAncientCultureStreet,thisistheelderstatesmenofTianjinsmanybridges-itwasoriginallybuiltin1906.Forthoseofanengineeringdisposition,itissomething
12、ofacollectorsitemasitistheonlybridgeinChinawiththreebayrollingequipment.Forthoseofuslessmechanicallyinclined,thishassomethingtodowiththewayitopenstoallowshipstopass.Sadly,forengineeringenthusiasts,actuallyseeingthebridgeinactionisprettyunlikely.Accordingtolocals,itstillcanopen,butrarelyeverdoes.FJin
13、tangBridgeTheengineeringmarvelsnotwithstanding,Jintangisworthavisitasitcertainlyhasaquaintold-timefeel.Therearealso,ateitherend,displaysofantiqueChinesemilitaryequipment,includingtwotanks,somegunsandacoupleofquirkystatues.Additionally,intheevening,thebridgeislitupbyaspectacularlight-showusingstereos
14、copiclightsandisthefocalpointforadramaticfountaindisplay.Thesearequitespectacular,buttheirfuturisticlightingandstylefeelslightlyatoddswiththebridgescolonialfeel.StoneLionForestBridgeFFromadistance,thisbridgelooksfarfromimpressive.Itappearstobelittlemorethanablandgreystonenumber.MosttouristsnotthatTi
15、anjinattractstoomanyusethebridgetoflitbetweentwootherlandmarks,AncientCultureStreetonthewestbankandWanghailouChurch.FHowever,oncloserinspection,this97metrebridgeactuallyhasplentyofhiddencharms.Shizilinwasoriginallybuiltin1973,althoughitisdesignedtolookmucholderandfarmoretraditional.Thekeyfacetofthis
16、old-timeappearanceisthe1181carvedlionsthatadornitthatnumberistheonepublishedbythelocalgovernment,wecertainlydidntcountthem!FTheserangeinsizewithsomeassmallasyourfistandothers,suchasthoseonthemainplinths,almostthesizeofreallions.Thebridgewasrenovatedin2004withmanyofthelionsheadsrestoredtotheirorigina
17、lgloryandthestoneworkgivensomethingofafacelift.ConsideringtheuniquethemeanditslocationclosetoothermajorattractionsShiziliniscertainlyworththetrip.JinBuBridgeFOnJanuary10th,JinBuBridgeacrosstheHaiheRiveropened,providingonemoreshortcutfortransportaswellasonemorebeautifulscenealongtheHaihebank.Thebridg
18、estartsfromNanTongLuandNanMaLuinthewest,linkingthemtoJinBuDaointheeast.Thebridge,whichis0.508kmlong,connectsHePingBusinessAreaandtheItalian,Austrian-styleZone.JinBuBridgeFIthaslengthof180meters,dedicatedbridgeformotorvehicles,two-way6lanes.Planningasidewalkonbothsidesoftheroadwaytoaddresstherequirem
19、entsofpedestrianstocrosstheriverandsightseeing.JinBuBridgeFThebridgeis35meterswide,ofwhichtheroadwayis25meterswideand5meterswideonbothsidesofthesidewalk.Theupperpartofthewholesteelstructure,bridgedesigninaccordancewiththeprincipleofseethelightbutnotlight.DagubridgeFThebridgeisdesignedbyDengWenzhongA
20、cademyofSciences.InJune2006,thebridgewon“Eugene.TheFigoAward”bytheWorldBridgeConference.FOutlined:DaguBridgeisathree-spancontinuousTiedArchBridgewithtiltsteelbox-shapearch.Ithasfour-facehangers.106mmainspan,24mtwoside-spans,154mbridgelongtotal.DaguBridgewithdoubleArchesisaasymmetricstructure,whichhi
21、ghofupstreamsidearchis19m,archplaneextroversivetiltangleof22degrees,thecenterlineparabolicarches,Sectioninvertedtrapezoidalform,theentirearchofconstantsection,Fandwhichhighofdownstreamsidearchis39m,archplaneextroversivetiltangleof18degrees,thecenterlineparabolicarches,Sectioninvertedtrapezoidalform,
22、theentirearchofvariablesection.Thefullwidthofdrivewayis24m;Sidewalkinthesideoflargearchhaschangedbythecurvefrom3.0mwidthinthebridgestartingto11.5mwidthinthemiddleFofthemainspan,sidewalkinthesideofsmallarchhaschangedbythecurvefrom3.0mwidthinthebridgeChina-JapanJointSeminaronSteelandCompositeBridges95
23、startingto8.5mwidthinthemiddleofthemainspan.Hollowbeamwidthof5.5metershasbeendesignedinthemainspanbetweenthedrivewayandsidewalk.JiefangBridgeFIfyouweretotakeaboattripontheHaiheriver,youwouldlikelyheartheguidetellyouthatthisbridge,whichrunsfromTianjinStationtotheoldBritishConcessionarea,wasdesignedby
24、GustaveEiffelheoftowerfameand,assuch,ischerishedasthemosthistoricbridgeinTianjin.This,though,isaclaimthatfewhistorianscanactuallyverify.Nevertheless,itisstillaninterestingstructure,and,havingbeenbuiltin1927,itistheoldestbridgeinTianjinthatisstillopentoroadtraffic.FJiefangBridgeFThebridgeitselfisales
25、sthaninspiringstructure.Ithasasteelframeheldtogetherwithrivets,whichopenstoallowrivertraffictopassbeneath.Thistrafficisgenerallynotthatheavy.Infact,foralmost25yearsthebridgedidnotopenatallbecauseofrustinggirdersandbrokenmachinery.FJiefangBridgeFHowever,afterextensivereconstructionwork,itopenedagaini
26、n2008amidmuchfanfare.BecauseofitscentrallocationJiefangBridgeisagreatspottosnappicturesoftheriveritselfandthefringesoftheBritishConcession.BeianBridgeFThisisthebestknownandoneofthemostusedbridgesinthecity.Atfirstglance,itwouldbeeasytoassumethatitwereleftoverfromthecolonialera,particularlyasitissitua
27、tedjustmetresfromtheoldItalianConcession.ButBeianisactuallyoneofTianjinsyoungerbridges.FBeianBridgeItwasonlyconstructedinthe1970s,andisareplicaofPontAlexandreIIIinParis.ForthoseunfamiliarwithParisianorTianjinesearchitecture,thismeansthebridgeismadeupofelegantwhitemasonry,adornedwithlargebrassstatues
28、.FTheseareveryelegant,andlookgreatwhenilluminatedatnight.However,theyhaveadecidedlyplasticfeelandlacktheauthenticityoftheGallicoriginal.JingangbridgeChifengbridgeBaodingbridgeJinhuibridgeFDaguangmingbridge日：如日中天，是生命的源泉月：寓意唯美，家好月圆星：善良、正直、明朗，团结协作的精神辰：爱与美、理解与公平，均衡的理想、高尚的品质BengbuBridgeGuotaiBridgeFuminBridgeLiulinBridge
