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立年度福北理立年來率來說歷年料歷不了參不數年來流量量流量來行ThestudyonthetopographicevolutionatShuanghsiriverestuary’Inthepastfewyears,duetothetyphoon-hits,thedownpourswashoutanderodethesalientlandformintheShuanghsiriverestuary,whichchangestherivercoursesfrequently.However,therelateddepartmentsandlocalpersonalities’opinionsaboutthereasonsofthisphenomenonarewidelydiverse.Forthesakeofdiverseopinions,thisstudycollectsthedatareportsfromthemarinemeteorologicalobservatoryovertheyearsandtheprogressoftherelatedfacilitiesandinstallations.Duringthestudy,wefocusonafixedobservationpositionintheShuanghsiriverestuaryandtakephotographsonanirregulartimescheduletoseetheriver’svariation.Inaddition,wecomparesomeaerialphotographswithsomepastphotographsoftheShuanghsiriverestuarytodoanintegrationanalysis.Inthisstudy,wenotonlyanalyzethereasonsandprocessoftheriverestuarytransition,butalsoproposethemethodofprotectionforreference.Accordingtothestudyresult,therearetwoconditionsthatappearedasfollows:1.Thetyphoon-hitsonlyshowthedisasterofthevariationoftheriverestuary.Realistically,thereasonofcausingthisphenomenonisthattheman-madeconstructionsoftheriverbankinterferedimproperlyinthepast.2.Accordingtothestatistics,wefindthatthegrowingunbalancephenomenonbetweentheswashloseofbasesandonthecoastlineandthesedimenttransportoftheriverisgettingseverelyinthepasttenyears.Ifthisphenomenoncontinuestohappenandgrow,itwillbeaverysignificantissueinthefuturetoproceedaneffectivelyprotectionmeasureonthecoastlineofthisarea._______________________________1北寮福隆隆36Tel(02)24991115110Emailcd01@necoast-nsa.gov.tw立年度北流里省流北寮隆隆行年累浪流年暴隆了參復麗行料北寮隆料兩兩陵淋流粒浪流力流粒量金粒粒度數若隆寮粒歷年年年料行北北北北北北北陸陸北連陸北狀料理年來料量理年年量料年暴掠兩量年流量年暴兩量年陸兩量更年降量年年年年年降量年年降量年降量不年降量年降量年年降量年降量年年降量年降量年年降量來降量了暴量流量量年年年流量流量年流量量年量年立年力年流年錄年流量量立流量量立年度量流量量不易量年年流量兩量流年量立年量立年量立年年料陸曆陸行年蓮陸北年隆北留北拉年陸北行年陸北柳年隆陸北年暴掠北北年暴北北年流北北年蓮陸北北年蘭里北北暴北年蓮陸北暴年隆陸北北年陸北樂年暴掠北掠北浪流浪北北年六年北年年樂烈年烈拉說度路度浪流力年年年寮行流量率流率流率年兩利流兩量兩流流流流不流力年年流年流流量流力年年流行寮流流流流流隆量例來來北寮隆流北立年度流力浪兩數離流浪量流寮隆年年年流量里年流年隆陸流歷年來力立年利陸流行流歷數年陸流泥來丹流力離龍流北理了了年年年連理了復兩年年壘兩籠復復復歷隆年廓年立年度年隆年隆歷隆年離省旅年年年歷年寮北北北離離北年陸年北年北年北年年北理北理力歷年年隆樂便年年寮臨龍狀暴年流異立年度年年年兩年陸立年年年年北理年年隆立粒了流參兩不北行浪流兩年年年年年年流年陸行年拉年年隆來量流量流量流量年度量立年年量北流量更立暴浪流量流暴年年料暴年年年度了年立年度北掠流兩降量年不立隆隆年年年年年連兩隆里北行北離暴行路流兩來量陸北年兩北年年年年了年隆年北流年兩了北北340000341000342000343000344000345000346000347000E(m)27670002768000276900027700002771000277200027730002774000N(m)-6-4-2-1-0.500.51246(m)erosion(-)accretion(+)寮路287年(10-12)~88年(4-6)340000341000342000343000344000345000346000347000E(m)27670002768000276900027700002771000277200027730002774000N(m)-6-4-2-1-0.500.51246(m)erosion(-)accretion(+)寮路288年(4-6)~88年(10-12)年年年年年年曆來量兩流流年年力年年復理了流年度年立年度度更陸北琉留北兩降量更流年年年年年復年理了年利年陸北行兩來量流量易年樂離北里北行暴掠來兩量量塞年兩了量寮隆年-年340000341000342000343000344000345000346000347000E(m)27670002768000276900027700002771000277200027730002774000N(m)-6-4-2-1-0.500.51246(m)erosion(-)accretion(+)寮路291年(1-3)~91年(10-12)(91.07.10)樂(91.09.07)-年-年年年了年了理樂不年年-1量-年浪利復立年度-年-年-年-年-年-年-年-年不年流不易復料列年隆拉列復不歷數年來度兩易流流度復度度留來流流力來流狀流來行流流了易流流更易年落流更易流力狀量年年年量立年年年量立年暴流量年累量量立年度年流流流行流流兩年不狀年年年年隆行行流流行流不年流流來量年來量立流年流量流量流量量不力流福隆年年廓行量北浪數量數累寮數論數流浪浪浪北浪行北北不北北浪異不寮離流流度離年陸年年料年年年輪不來北暴歷年來力來浪狀年來不不易復了列異年來量不流量數流量立年度暴年年年年量北流量更立年曆來兩流年行路異陸北琉留北兩降量更暴兩年落更流惡不列流流兩年理了量籠降流籠流流復復流例籠流流流流流年龍流流了復籠留流年流更易流了來粒理來論落復年量理隆流流不年來隆寮流年年流立年流量立流年年年量立來臨流年寮隆流數立不立年度律流浪不年不六論流省流流里粒金立良了了利立量惡復論來參列論力立行歷年寮隆年年年量料流北例年量立年流量立若不寮隆來臨理論暴浪異量異不惡年來不易復了理來行了年來歷料來了更論了參來數率隆北了年行行寮隆理論流來隆行量隆寮流流參北量理量年北理說料錄論流北流說北理北理旅浪省立年度里論倫數利流北北理力論兩論北行林理林理林立論北隆良北劉立金立利論林龍李論隆林理念論力歷年量料行料北北劉隆北立林林羅劉北浪李李劉隆隆林林金寮隆北略力寮隆力參金例年論寮數力寮隆錄料立年度論利老論林兩論更論力念禮李不吝料了北理勵劉勵諒李理理瑩不勵論女