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        <datestamp>2024-11-28T05:57:09Z</datestamp>
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        <jpcoar:jpcoar xmlns:datacite="https://schema.datacite.org/meta/kernel-4/" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:dcndl="http://ndl.go.jp/dcndl/terms/" xmlns:dcterms="http://purl.org/dc/terms/" xmlns:jpcoar="https://github.com/JPCOAR/schema/blob/master/1.0/" xmlns:oaire="http://namespace.openaire.eu/schema/oaire/" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:rioxxterms="http://www.rioxx.net/schema/v2.0/rioxxterms/" xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns="https://github.com/JPCOAR/schema/blob/master/1.0/" xsi:schemaLocation="https://github.com/JPCOAR/schema/blob/master/1.0/jpcoar_scm.xsd">
          <dc:title xml:lang="ja">水道管路の耐震補強継手の大型振動台実験－地震直後の都市機能維持とレジリエンス向上を目指した性能検証－</dc:title>
          <dc:title xml:lang="en">Full-scale Shaking Table Test of Seismic Reinforced Joints for Water Pipelines - Performance Verification for Improving City Resilience Immediately after Large Earthquakes -</dc:title>
          <jpcoar:creator>
            <jpcoar:creatorName xml:lang="ja">河又, 洋介</jpcoar:creatorName>
            <jpcoar:creatorName xml:lang="ja-Kana">カワマタ, ヨウスケ</jpcoar:creatorName>
            <jpcoar:creatorName xml:lang="en">KAWAMATA, Yosuke</jpcoar:creatorName>
            <jpcoar:familyName xml:lang="ja">河又</jpcoar:familyName>
            <jpcoar:familyName xml:lang="ja-Kana">カワマタ</jpcoar:familyName>
            <jpcoar:familyName xml:lang="en">KAWAMATA</jpcoar:familyName>
            <jpcoar:givenName xml:lang="ja">洋介</jpcoar:givenName>
            <jpcoar:givenName xml:lang="ja-Kana">ヨウスケ</jpcoar:givenName>
            <jpcoar:givenName xml:lang="en">Yosuke</jpcoar:givenName>
          </jpcoar:creator>
          <jpcoar:creator>
            <jpcoar:creatorName xml:lang="ja">戸次, 浩之</jpcoar:creatorName>
            <jpcoar:creatorName xml:lang="ja-Kana">トツギ, ヒロユキ</jpcoar:creatorName>
            <jpcoar:creatorName xml:lang="en">BEKKI, Hiroyuki</jpcoar:creatorName>
            <jpcoar:familyName xml:lang="ja">戸次</jpcoar:familyName>
            <jpcoar:familyName xml:lang="ja-Kana">トツギ</jpcoar:familyName>
            <jpcoar:familyName xml:lang="en">BEKKI</jpcoar:familyName>
            <jpcoar:givenName xml:lang="ja">浩之</jpcoar:givenName>
            <jpcoar:givenName xml:lang="ja-Kana">ヒロユキ</jpcoar:givenName>
            <jpcoar:givenName xml:lang="en">Hiroyuki</jpcoar:givenName>
          </jpcoar:creator>
          <jpcoar:creator>
            <jpcoar:creatorName xml:lang="ja">宮島, 昌克</jpcoar:creatorName>
            <jpcoar:creatorName xml:lang="ja-Kana">ミヤジマ, マサカツ</jpcoar:creatorName>
            <jpcoar:creatorName xml:lang="en">MIYAJIMA, Masakatsu</jpcoar:creatorName>
            <jpcoar:familyName xml:lang="ja">宮島</jpcoar:familyName>
            <jpcoar:familyName xml:lang="ja-Kana">ミヤジマ</jpcoar:familyName>
            <jpcoar:familyName xml:lang="en">MIYAJIMA</jpcoar:familyName>
            <jpcoar:givenName xml:lang="ja">昌克</jpcoar:givenName>
            <jpcoar:givenName xml:lang="ja-Kana">マサカツ</jpcoar:givenName>
            <jpcoar:givenName xml:lang="en">Masakatsu</jpcoar:givenName>
          </jpcoar:creator>
          <jpcoar:creator>
            <jpcoar:creatorName xml:lang="ja">藤井, 健太</jpcoar:creatorName>
            <jpcoar:creatorName xml:lang="ja-Kana">フジイ, ケンタ</jpcoar:creatorName>
            <jpcoar:creatorName xml:lang="en">FUJII, Kenta</jpcoar:creatorName>
            <jpcoar:familyName xml:lang="ja">藤井</jpcoar:familyName>
            <jpcoar:familyName xml:lang="ja-Kana">フジイ</jpcoar:familyName>
            <jpcoar:familyName xml:lang="en">FUJII</jpcoar:familyName>
            <jpcoar:givenName xml:lang="ja">健太</jpcoar:givenName>
            <jpcoar:givenName xml:lang="ja-Kana">ケンタ</jpcoar:givenName>
            <jpcoar:givenName xml:lang="en">Kenta</jpcoar:givenName>
          </jpcoar:creator>
          <jpcoar:creator>
            <jpcoar:creatorName xml:lang="ja">下中, 康史</jpcoar:creatorName>
            <jpcoar:creatorName xml:lang="ja-Kana">シモナカ, ヤスシ</jpcoar:creatorName>
            <jpcoar:creatorName xml:lang="en">SHIMONAKA, Yasushi</jpcoar:creatorName>
            <jpcoar:familyName xml:lang="ja">下中</jpcoar:familyName>
            <jpcoar:familyName xml:lang="ja-Kana">シモナカ</jpcoar:familyName>
            <jpcoar:familyName xml:lang="en">SHIMONAKA</jpcoar:familyName>
            <jpcoar:givenName xml:lang="ja">康史</jpcoar:givenName>
            <jpcoar:givenName xml:lang="ja-Kana">ヤスシ</jpcoar:givenName>
            <jpcoar:givenName xml:lang="en">Yasushi</jpcoar:givenName>
          </jpcoar:creator>
          <jpcoar:creator>
            <jpcoar:creatorName xml:lang="ja">斎藤, 喜久雄</jpcoar:creatorName>
            <jpcoar:creatorName xml:lang="ja-Kana">サイトウ, キクオ</jpcoar:creatorName>
            <jpcoar:creatorName xml:lang="en">SAITO, Kikuo</jpcoar:creatorName>
            <jpcoar:familyName xml:lang="ja">斎藤</jpcoar:familyName>
            <jpcoar:familyName xml:lang="ja-Kana">サイトウ</jpcoar:familyName>
            <jpcoar:familyName xml:lang="en">SAITO</jpcoar:familyName>
            <jpcoar:givenName xml:lang="ja">喜久雄</jpcoar:givenName>
            <jpcoar:givenName xml:lang="ja-Kana">キクオ</jpcoar:givenName>
            <jpcoar:givenName xml:lang="en">Kikuo</jpcoar:givenName>
          </jpcoar:creator>
          <jpcoar:subject xml:lang="ja" subjectScheme="Other">耐震補強継手</jpcoar:subject>
          <jpcoar:subject xml:lang="ja" subjectScheme="Other">水道管路</jpcoar:subject>
          <jpcoar:subject xml:lang="ja" subjectScheme="Other">実大実験</jpcoar:subject>
          <jpcoar:subject xml:lang="ja" subjectScheme="Other">振動台実験</jpcoar:subject>
          <jpcoar:subject xml:lang="en" subjectScheme="Other">Seismic reinforced joint</jpcoar:subject>
          <jpcoar:subject xml:lang="en" subjectScheme="Other">Water pipeline</jpcoar:subject>
          <jpcoar:subject xml:lang="en" subjectScheme="Other">Full-scale model</jpcoar:subject>
          <jpcoar:subject xml:lang="en" subjectScheme="Other">Shaking table test</jpcoar:subject>
          <datacite:description xml:lang="ja" descriptionType="Abstract">現在の日本の上水道普及率は98%を超えており，国民の社会経済活動に必要不可欠なライフラインの1つとなっている．しかしながら，近年，大規模な地震が発生するたびに，ライフラインである水道管が損傷し，周辺地域が断水する被害が発生している．代表的な導送配水管被害として，ダクタイル鉄管の継手部離脱によるものが約7割を占めている．一方，耐震継手ダクタイル鉄管の被害はほとんどなく，地震時の詳細な挙動や定量的な性能評価は為されていないものの，耐震継手の耐震性能は実証されている．そこで，管および継手の挙動を定量的に評価することを目的とした大型振動台実験を実施した．実物大のダクタイル鉄管の水道管路を埋設した斜面に地震動を加えて，斜面を崩壊させることで，継手部周辺に大きな地盤変位を作用させた．その結果，耐震補強金具および耐震継ぎ輪の耐震補強効果を実証し，耐震補強の重要性を明らかにすることができた．</datacite:description>
          <datacite:description xml:lang="en" descriptionType="Abstract">Currently, the spread rate of water and sewage in Japan is over 98%, making it one of the most essential lifelines for the socioeconomic activities. However, in recent years, every time a major earthquake occurred, water pipes were damaged, causing water outages in the surrounding areas. Typical damage to water pipelines was caused by the detachment of ductile iron pipe joints, which accounts for about 70% of the damage. On the other hand, damage to ductile iron pipes with seismically reinforced joints was quite rare, and although their detailed behavior and seismic performance have not been evaluated quantitively, the seismic performance of the reinforced joints has been proved well. Therefore, a large shaking table experiment was conducted for quantitative evaluation of pipes and joints. Seismic motion was applied to input large ground displacement around the joint by causing significant slope collapse. As a result, the seismic reinforcement effect of the seismic reinforcement fittings and seismic joint rings was demonstrated, and the importance of seismic reinforcement was clarified.</datacite:description>
          <dc:publisher xml:lang="ja">防災科学技術研究所</dc:publisher>
          <datacite:date dateType="Issued">2023-10-23</datacite:date>
          <dc:language>jpn</dc:language>
          <dc:type rdf:resource="http://purl.org/coar/resource_type/c_6501">departmental bulletin paper</dc:type>
          <jpcoar:identifier identifierType="DOI">https://doi.org/10.24732/NIED.00006444</jpcoar:identifier>
          <jpcoar:identifier identifierType="URI">https://nied-repo.bosai.go.jp/records/6444</jpcoar:identifier>
          <jpcoar:identifierRegistration identifierType="JaLC">10.24732/NIED.00006444</jpcoar:identifierRegistration>
          <jpcoar:sourceIdentifier identifierType="EISSN">1347-748X</jpcoar:sourceIdentifier>
          <jpcoar:sourceTitle xml:lang="ja">防災科学技術研究所研究資料</jpcoar:sourceTitle>
          <jpcoar:sourceTitle xml:lang="en">Technical Note of the National Research Institute for Earth Science and Disaster Resilience</jpcoar:sourceTitle>
          <jpcoar:issue>496</jpcoar:issue>
          <jpcoar:pageStart>1</jpcoar:pageStart>
          <jpcoar:pageEnd>50</jpcoar:pageEnd>
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            <jpcoar:extent>15.9 MB</jpcoar:extent>
            <datacite:date dateType="Available">2023-10-20</datacite:date>
            <datacite:date dateType="Issued">2023-10-23</datacite:date>
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