Tashae Thompson 2019 Jiangsu Intertidal Zone Island-Type SeaDike PPT Presentation童思雅2019-03-311

,UNDERGRADUATETHESISJiangsuIntertidalZoneIsland-TypeSeaDikeDesign,JiangsuCoastline,TheinnershelfoftheJiangsucoastcoversanareaofabout15,000squarekilometers(about200kmfromnorthtosouth,andabout90kmfromeasttowest),andincludestheYellowSeaandtheEastChinaSea.,SedimentSources,TheYellowRiver（黄河）,HuaiheRiver（淮河）andYangtzeRiver（长江）arethemajorriversystemsthatdischargeintothecoastalwatersandtheycarrywiththemland-basedsediment.Inaddition,thereisalsoabundantseaandshorebasedsandandsediment.,Figure1:OffshoreEmbankmentlayoutandNaturalCoastlineofSingaporewithwaveasdesignelement(1998-2018,Google),LiX(李熙);XuL.L(徐磊磊);Zhang(张素香);陈询吉(TanSoonKeat);JiangZC(姜振春);王希坤(WangXiKun);ZhangJS(张继生);WenYC(闻云呈);ZhangC(张弛)；PengHD(彭厚德);QiuXL(邱晓林);TianJZ(田建忠);WeiW(魏伟);ZhuHL(朱宏亮);HuZH(胡忠华).Acriteriaofsouceofsedimentintheshelfzone.ChinaPatent201811396864.4Date：Nov222018.,ProjectOverview,Theaimofthisoffshoreengineeringprojectistoconstructaseriesofoffshoreseadikesthatwillfacilitatenaturalsiltationprocessesalongthecoastandthusmaximisetheextensionofanewlyformedcoastline.Theoffshoreembankmentproject,byconnectingtheexistingcoastwiththeislandseadikethroughnaturalsiltation,ispurposedtoachievethesameconvenienceastheextensionofartificiallandreclamation.ThisisanimportantprojectforcoastlinerestorationandnaturaldevelopmentofbeachesalongtheJiangsucoast.,ProjectDesignandLayout,Theseembankmentswilleachbeapproximately5-10kminlengthwiththeirwidthsbeing1/2ofthelength.Theaxisofeachislandbreakwaterwillbearrangedalongthetidalwaveisoamplitudelineandintersectwiththestrongestwavedirectionatanangleof60to90degrees.Theywillbepositionedatseadepthsrangingfrom1215meters.,Figure2:PlanLayoutofOffshoreIslandEmbankments,B,B,A,A,Figure3:PlanLayoutofOffshoreIslandBreakwaterwithattachedport(referedtoChanggiAirport/AircraftBase,Singapore),Duties,Myresponsibilitywillbeto:Arrangethelayoutofaportthatwillbeattachedtooneoftheproposeddetachedembankments.Arrangethedirectionandlayoutofabreakwaterthatservesasprotectiontotheharbour.Designthecross-sectionaldimensionsandmaterialstobeusedinconstructionofthebreakwater.Accordingtothedesigndimensions,conductstabilityandsettlementchecks.,FIG4B-BPermeablebreakwater,贺小甲.三沙渔港透空式防波堤初步设计及水动力特征分析.本科毕业设计.河海大学.2005,FIG5ChanggiAirport/AircraftcarrierBase,Figure6:A-AMortarRubbleDike(example),Usesofthenewlandformation:,Theoffshoreembankmentscanbeusedasartificialreefsandbreedingsitesofshellfishandotherspecies.Eachislandlevee/seadikeitselfcoversanareaofabout50squarekilometersandcanbeusedasanoffshoreislandfordevelopment.Inaddition,newlyandnaturallyformedlandandcoastli