{"@context":{"@vocab":"https://cir.nii.ac.jp/schema/1.0/","rdfs":"http://www.w3.org/2000/01/rdf-schema#","dc":"http://purl.org/dc/elements/1.1/","dcterms":"http://purl.org/dc/terms/","foaf":"http://xmlns.com/foaf/0.1/","prism":"http://prismstandard.org/namespaces/basic/2.0/","cinii":"http://ci.nii.ac.jp/ns/1.0/","datacite":"https://schema.datacite.org/meta/kernel-4/","ndl":"http://ndl.go.jp/dcndl/terms/","jpcoar":"https://github.com/JPCOAR/schema/blob/master/2.0/"},"@id":"https://cir.nii.ac.jp/crid/1390282680297139968.json","@type":"Article","productIdentifier":[{"identifier":{"@type":"DOI","@value":"10.2208/kaigan.71.i_1093"}},{"identifier":{"@type":"NDL_BIB_ID","@value":"027091517"}},{"identifier":{"@type":"URI","@value":"http://id.ndl.go.jp/bib/027091517"}},{"identifier":{"@type":"URI","@value":"https://ndlsearch.ndl.go.jp/books/R000000004-I027091517"}},{"identifier":{"@type":"URI","@value":"https://www.jstage.jst.go.jp/article/kaigan/71/2/71_I_1093/_pdf"}},{"identifier":{"@type":"NAID","@value":"130005109449"}}],"dc:title":[{"@language":"ja","@value":"鋼杭による防波堤補強工法の津波越流時における破壊モードの考え方と一考察"},{"@language":"en","@value":"FAILURE MECHANISM AND LOAD TRANSFER OF THE BREAKWATER WITH STEEL PIPE PILES UNDER TSUNAMI OVERFLOW"},{"@language":"ja-Kana","@value":"コウ クイ ニ ヨル ボウハテイ ホキョウ コウホウ ノ ツナミエツリュウジ ニ オケル ハカイ モード ノ カンガエカタ ト イチ コウサツ"}],"dc:language":"ja","description":[{"type":"abstract","notation":[{"@language":"en","@value":"In “The 2011 off the Pacific coast of Tohoku Earthquake”, many breakwaters in the coastal areas suffered extensive damage under tsunami overflow. It has been needed to develop the methods of reinforcing the breakwater, tenaciously.<br> One of the reinforcing methods to resist tsunami, installing a steel wall behind the breakwater, was proposed by Oikawa, et al. (2014), called “Steel Pipe Method” here. In the series of loading tests, the model caisson on the dry sandy ground wad loaded horizontally. Applying the combination of steel wall and filling between the wall and the caisson improved the horizontal resistance of the caisson effectively. And, this improving method changes the failure mode of the caisson from sliding into ground bearing failure even in scouring cross section. And the hydraulic model tests and the analyses was conducted by Arikawa, et al (2015). The experimental results show that “Steel Pipe Method” improves stability of breakwater under tsunami overflow.This paper deals with the stability of the breakwater installing “Steel Pipe Method”, which can be examined from quantitative dynamic equilibrium."},{"@language":"ja","@value":"東北地方太平洋沖地震における教訓から，防波堤には，越流時も完全に倒壊せず，粘り強く防護機能が確保される構造が求められる．有川ら<sup>1)</sup>の水理模型実験では，ケーソン・中詰・鋼杭による防波堤構造(以下，杭方式)の津波越流時の安定性の検証が行われ，港内側が洗掘されても杭の転倒角が限定的となることでケーソンが完全には倒壊しない可能性が定性的に示されている．ただし，破壊時におけるケーソンおよび杭の荷重状態は未解明であった．そこで本研究では，越流下での杭方式の主要な破壊モードが「ケーソン転倒モード」および「杭転倒モード」があることを示し，それぞれ破壊に対応する安定性をケーソンに作用する津波力，中詰を介して杭ケーソン間を伝達する力，杭前背面の分布荷重を考慮した定量的な力の釣合いから検討可能であることを示した．"}],"abstractLicenseFlag":"disallow"}],"creator":[{"@id":"https://cir.nii.ac.jp/crid/1420564276169381760","@type":"Researcher","personIdentifier":[{"@type":"KAKEN_RESEARCHERS","@value":"00344317"},{"@type":"NRID","@value":"1000000344317"},{"@type":"NRID","@value":"9000386103147"},{"@type":"NRID","@value":"9000368935299"},{"@type":"NRID","@value":"9000368935198"},{"@type":"NRID","@value":"9000401384836"},{"@type":"NRID","@value":"9000254727390"},{"@type":"NRID","@value":"9000254326687"},{"@type":"NRID","@value":"9000254326335"},{"@type":"NRID","@value":"9000283632093"},{"@type":"NRID","@value":"9000273001774"},{"@type":"NRID","@value":"9000273001061"},{"@type":"NRID","@value":"9000273001157"},{"@type":"NRID","@value":"9000302387727"},{"@type":"NRID","@value":"9000398829566"},{"@type":"NRID","@value":"9000010088912"},{"@type":"NRID","@value":"9000318558741"},{"@type":"NRID","@value":"9000368935371"},{"@type":"NRID","@value":"9000345300145"},{"@type":"NRID","@value":"9000311505390"},{"@type":"NRID","@value":"9000254823715"},{"@type":"NRID","@value":"9000254325375"},{"@type":"NRID","@value":"9000283632261"},{"@type":"NRID","@value":"9000283631109"},{"@type":"NRID","@value":"9000283631069"},{"@type":"NRID","@value":"9000241859015"},{"@type":"NRID","@value":"9000272257248"},{"@type":"NRID","@value":"9000368935379"},{"@type":"NRID","@value":"9000378081891"},{"@type":"NRID","@value":"9000254328652"},{"@type":"NRID","@value":"9000254328763"},{"@type":"NRID","@value":"9000404665630"},{"@type":"NRID","@value":"9000018891964"},{"@type":"NRID","@value":"9000006053943"},{"@type":"NRID","@value":"9000345300100"},{"@type":"NRID","@value":"9000316215414"},{"@type":"NRID","@value":"9000254827853"},{"@type":"NRID","@value":"9000254827825"},{"@type":"NRID","@value":"9000254328564"},{"@type":"NRID","@value":"9000283639479"},{"@type":"NRID","@value":"9000241430309"},{"@type":"NRID","@value":"9000345299217"},{"@type":"NRID","@value":"9000283632259"},{"@type":"NRID","@value":"9000283631072"},{"@type":"NRID","@value":"9000258241656"},{"@type":"NRID","@value":"9000399261752"},{"@type":"NRID","@value":"9000254726430"},{"@type":"NRID","@value":"9000254825362"},{"@type":"NRID","@value":"9000254820630"},{"@type":"NRID","@value":"9000404665361"},{"@type":"NRID","@value":"9000398788907"},{"@type":"NRID","@value":"9000258241615"},{"@type":"NRID","@value":"9000258242294"},{"@type":"NRID","@value":"9000258243857"},{"@type":"NRID","@value":"9000265259681"},{"@type":"NRID","@value":"9000283640172"},{"@type":"NRID","@value":"9000016970993"},{"@type":"NRID","@value":"9000241859290"},{"@type":"NRID","@value":"9000252119863"},{"@type":"NRID","@value":"9000317147520"},{"@type":"NRID","@value":"9000254327405"},{"@type":"NRID","@value":"9000254328598"},{"@type":"NRID","@value":"9000404665955"},{"@type":"NRID","@value":"9000409182595"},{"@type":"NRID","@value":"9000398788944"},{"@type":"NRID","@value":"9000273001043"},{"@type":"NRID","@value":"9000273001032"},{"@type":"NRID","@value":"9000290813792"},{"@type":"NRID","@value":"9000310335292"},{"@type":"NRID","@value":"9000258243888"},{"@type":"NRID","@value":"9000018614540"},{"@type":"NRID","@value":"9000241859108"},{"@type":"NRID","@value":"9000290362376"},{"@type":"NRID","@value":"9000002058983"},{"@type":"NRID","@value":"9000329415523"},{"@type":"NRID","@value":"9000368935340"},{"@type":"NRID","@value":"9000310334588"},{"@type":"NRID","@value":"9000254825659"},{"@type":"NRID","@value":"9000283631106"},{"@type":"NRID","@value":"9000273001160"},{"@type":"NRID","@value":"9000345299353"},{"@type":"NRID","@value":"9000311064182"},{"@type":"NRID","@value":"9000310334920"},{"@type":"NRID","@value":"9000254724887"},{"@type":"NRID","@value":"9000254822220"},{"@type":"NRID","@value":"9000404665911"},{"@type":"NRID","@value":"9000404665489"},{"@type":"NRID","@value":"9000283632315"},{"@type":"NRID","@value":"9000258242131"},{"@type":"NRID","@value":"9000241858822"},{"@type":"NRID","@value":"9000398287176"},{"@type":"NRID","@value":"9000310334366"},{"@type":"NRID","@value":"9000273001672"},{"@type":"NRID","@value":"9000273001036"},{"@type":"NRID","@value":"9000018589419"},{"@type":"NRID","@value":"9000018870334"},{"@type":"NRID","@value":"9000018149661"},{"@type":"NRID","@value":"9000290362250"},{"@type":"NRID","@value":"9000345299221"},{"@type":"NRID","@value":"9000254827290"},{"@type":"NRID","@value":"9000254324724"},{"@type":"NRID","@value":"9000254327514"},{"@type":"NRID","@value":"9000258242736"},{"@type":"NRID","@value":"9000258243921"},{"@type":"NRID","@value":"9000303924170"},{"@type":"NRID","@value":"90003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