JP5268163B2 - 盛土の補強構造及び、それに用いられる取付金具 - Google Patents
盛土の補強構造及び、それに用いられる取付金具 Download PDFInfo
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- JP5268163B2 JP5268163B2 JP2010097338A JP2010097338A JP5268163B2 JP 5268163 B2 JP5268163 B2 JP 5268163B2 JP 2010097338 A JP2010097338 A JP 2010097338A JP 2010097338 A JP2010097338 A JP 2010097338A JP 5268163 B2 JP5268163 B2 JP 5268163B2
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- 238000005755 formation reaction Methods 0.000 claims description 19
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Images
Description
2 擁壁
3 盛土
4 形成保存層
5、5a、5b、5c、5d 壁板
6 シート材
62 網目
7 取付金具
7a 上段金具
7b 下段金具
75 突起
Claims (4)
- 面状に立設された複数の壁板により形成した擁壁を用いて、この擁壁の背面側に設けられる盛土を補強する構造であって、
シート材と、
前記壁板の隣り合うもの同士を連結すると共に、前記シート材を前記壁板の背面に固定する取付金具と、を備え、
前記シート材は、前記盛土内に埋設され、該シート材の中間部が前記壁板背面の下端及び上端に固定されて折り返され、盛土を層として区分することを特徴とする盛土の補強構造。 - 前記擁壁の背面に固定された前記シート材と盛土との間に、盛土から該擁壁に加わる土圧を低減すると共に、盛土内の水を排水して盛土の形成を保存する形成保存層を有することを特徴とする請求項1に記載の盛土の補強構造。
- 請求項1又は請求項2に記載の盛土の補強構造に用いられる取付金具であって、
前記壁板の背面上端に取り付けられる上段金具と、前記壁板の背面下端に取り付られる下段金具と、を有し、
前記上段金具及び下段金具は、それぞれ前記壁板の背面に前記シート材を挟んで取り付られ、横方向に隣り合う前記壁板を連結し、
前記上段金具及び下段金具が互いに結合されることによって上下に隣り合う前記壁板を連結することを特徴とする取付金具。 - 前記シート材は、網状であり、
前記上段金具は、前記シート材の網目と係合する突起を有することを特徴とする請求項3に記載の取付金具。
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JP2011226165A JP2011226165A (ja) | 2011-11-10 |
JP5268163B2 true JP5268163B2 (ja) | 2013-08-21 |
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Families Citing this family (2)
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JP6563726B2 (ja) * | 2015-07-28 | 2019-08-21 | 東日本旅客鉄道株式会社 | 耐震性盛土の構築方法 |
KR101676016B1 (ko) * | 2016-06-22 | 2016-11-15 | 더원건설(주) | 배수기능을 증대시킨 보강토 옹벽 및 이의 시공방법 |
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JPH04108914A (en) * | 1990-08-28 | 1992-04-09 | Tokyu Constr Co Ltd | Structure for reinforced banking body |
JP2870275B2 (ja) * | 1991-12-24 | 1999-03-17 | 三井石化産資株式会社 | 盛土構造物、その形成方法および形成材料 |
JPH09235731A (ja) * | 1996-03-04 | 1997-09-09 | Oyo Kikaku:Kk | 法枠、複合法枠、並びに、補強盛土の施工方法 |
JP3857679B2 (ja) * | 2003-11-14 | 2006-12-13 | 強化土エンジニヤリング株式会社 | 補強土壁構造物およびその施工方法 |
JP5114234B2 (ja) * | 2008-02-06 | 2013-01-09 | 前田工繊株式会社 | 道路盛土の補強構造 |
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