JP6050094B2 - 柱・梁接合部の補強工法 - Google Patents
柱・梁接合部の補強工法 Download PDFInfo
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- JP6050094B2 JP6050094B2 JP2012247157A JP2012247157A JP6050094B2 JP 6050094 B2 JP6050094 B2 JP 6050094B2 JP 2012247157 A JP2012247157 A JP 2012247157A JP 2012247157 A JP2012247157 A JP 2012247157A JP 6050094 B2 JP6050094 B2 JP 6050094B2
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- 239000000463 material Substances 0.000 claims description 32
- 239000011440 grout Substances 0.000 claims description 27
- 239000000835 fiber Substances 0.000 claims description 18
- 239000004567 concrete Substances 0.000 claims description 12
- 238000010276 construction Methods 0.000 claims description 10
- 239000004570 mortar (masonry) Substances 0.000 claims description 9
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 5
- 238000005452 bending Methods 0.000 description 4
- 239000011150 reinforced concrete Substances 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
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- 239000004698 Polyethylene Substances 0.000 description 2
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- 229910052799 carbon Inorganic materials 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 229920002978 Vinylon Polymers 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000004760 aramid Substances 0.000 description 1
- 229920003235 aromatic polyamide Polymers 0.000 description 1
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- 239000004568 cement Substances 0.000 description 1
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- 210000003205 muscle Anatomy 0.000 description 1
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Description
図1および図2は、鉄筋コンクリート造の建造物において直立する断面矩形状の柱1の4面に水平な梁2が直交して接合された柱・梁接合部と、梁2の上面に施工された床スラブ3を示している。柱1、梁2および床スラブ3は、いずれも既設の鉄筋コンクリート造の建造物の躯体である。梁2の幅は柱1の幅よりも小さく、互いの幅方向中心が一致する状態に直交し、柱1の4つの角部は露出している。
Claims (4)
- 鉄筋および/または鉄骨を補強部材として建造された既設のコンクリート造からなる柱・梁接合部の補強工法であって、
ループ部を有するループ筋を、梁の側面に沿って、かつ、該ループ部が柱に近接した状態に配設するループ筋配設工程と、
前記ループ筋および前記柱・梁接合部の側面を鋼板で覆う鋼板施工工程と、
柱・梁接合部の側面と前記鋼板との間にグラウト材を充填して該グラウト材にループ筋を埋設するグラウト材充填工程と、
を備えることを特徴とする柱・梁接合部の補強工法。 - 前記ループ部の内側領域において前記梁の側面にアンカーを挿入して固着し、該アンカーを前記グラウト材充填工程で前記グラウト材中に埋設することを特徴とする請求項1に記載の柱・梁接合部の補強工法。
- 前記鋼板の表面に繊維シートを張って接着する繊維シート接着工程を有することを特徴とする請求項1または2に記載の柱・梁接合部の補強工法。
- 前記繊維シート接着工程で鋼板の表面に貼られた前記繊維シートの表面に、仕上げ材としてモルタルを塗布するモルタル施工工程を有することを特徴とする請求項3に記載の柱・梁接合部の補強工法。
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JP2012247157A JP6050094B2 (ja) | 2012-11-09 | 2012-11-09 | 柱・梁接合部の補強工法 |
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JP2012247157A JP6050094B2 (ja) | 2012-11-09 | 2012-11-09 | 柱・梁接合部の補強工法 |
Publications (2)
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JP2014095221A JP2014095221A (ja) | 2014-05-22 |
JP6050094B2 true JP6050094B2 (ja) | 2016-12-21 |
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JP2012247157A Active JP6050094B2 (ja) | 2012-11-09 | 2012-11-09 | 柱・梁接合部の補強工法 |
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JP (1) | JP6050094B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108396641B (zh) * | 2018-04-28 | 2023-06-06 | 上海市城市建设设计研究总院(集团)有限公司 | 预制拼装桥墩接头结构 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001040881A (ja) * | 1999-08-02 | 2001-02-13 | Maeda Corp | 柱梁接合部の補強構造 |
JP2006328634A (ja) * | 2005-05-23 | 2006-12-07 | Eiji Makitani | 建造物の壁補強構造 |
JP5213248B2 (ja) * | 2008-12-15 | 2013-06-19 | 前田建設工業株式会社 | 既存建築物の耐震補強構造 |
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