동부…저지대의…내부…하천의…입구에…수문을…설치하여…해일과…쓰나미시에는…수문을…폐쇄하고…방조제와…일체가…되어…지역을…보호합니다.…수문…폐쇄…시…강우…등에…의해…수문…안쪽의…하천…수위가…상승했을…때를…대비해…배수…기장을…설치하여…수위가…올라…갔을…때…펌프를…운전하여…수문…내부의…물을…외부로…배출합니다. 수문…각…시설에…대한…운전…조작의…효율화를…도모하기…위해,…광통신…및…무선…통신…등…각종…ICT를…활용한…수문…관리…시스템을…구축,…수문…관리…센터에서…24…시간…365…일…원격…감시…제어를…실시하고…있습니다.…센터와…동일한…기능을…갖는…키노시타…강…센터의…백업…및…통신…케이블의…이중…루프화에…의해…시스템의…신뢰성을…높이고…있습니다.…무선에…의한…수문…폐쇄도…가능합니다.문기둥…등의…내진…보강Sesmc renorcemenmeasuresandoher t iiift otf floodgaes 수문관리 시스템 개념도내진,…방수…대책의…이미지 또한…동부…저지대의…하천에서…동일본대지진을…교훈…삼아…장래에…가능한…최대의…지진이…발생했을…경우에도…제방과…수문…등이…기능을…유지하여…쓰나미…등에…의한…침수를…방지하는…것을…목적으로…하여…내진,…방수…대책을…추진하고…있습니다.제방의…내진…대책 동일본…대지진…때와…같은…엄청난…피해를…가져온…쓰나미에…대하여,…도쿄도…독자적인…남해…트로프…거대…지진의…피해…상정과…쓰나미…침수…하자드…맵…기본도를…작성하는…등…하드・소프트…양면에서…종합적인…대책을…추진하고…있습니다.다테가와…수문신오나기가와…수문니혼바시…수문가메지마가와…수문오지마가와…수문스미요시…수문쓰키시마가와…수문수문관리센터에서…감시,…제어수문관리센터에서…감시IP…전화만…대응설비를…높은…위치에…설치관리도의…내진보강관리도의…내진보강아사쿠사…수문기타짓켄가와…통문수문관리센터청정배수기장기네가와센터…(백업)기네가와…배수기장오기바시…갑문우치가와…수문우치가와…배수기장감시제어용…자영선(광섬유…케이블)상업용…전문…회선무선에…의한…자중하강제어Flood gates수문개폐설비의…고정…강화하나하타…수문가미히라이…수문오나기가와…배수기장이마이…수문신카와히가시…수문신카와히가시…통문신카와…배수기장기둥의…내진보강하부…기둥의…내진…보강Seismic strengthening of the lower beams평소의…이마이수문해일을…대비하여…폐쇄한…이마이수문Drainage pump stations배수기장…등Earthquake resistance countermeasures for levees콘크리트…호안…보강Reinforcement of concrete levee콘크리트…두께…증가Concrete thickening철근…증설Additional reinforcing barsIllustration of earthquake and flood resistance countermeasuresSet up the facilities at ahigher position자가…발전…설비수변전…설비Seismic strengthening of the administration buildingReinforce fixing of theopening/closing facilitiesSeismic strengthening of the pillars개구부의…수밀화Watertight openings펌프…설비Pump installation地盤改良地盤改良Ground improvement지반…개량 하천시설 섬들의 쓰나미 대책39
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