JP4309719B2 - 大支間鋼格子構造物及びその構築工法 - Google Patents
大支間鋼格子構造物及びその構築工法 Download PDFInfo
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- JP4309719B2 JP4309719B2 JP2003289692A JP2003289692A JP4309719B2 JP 4309719 B2 JP4309719 B2 JP 4309719B2 JP 2003289692 A JP2003289692 A JP 2003289692A JP 2003289692 A JP2003289692 A JP 2003289692A JP 4309719 B2 JP4309719 B2 JP 4309719B2
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- Prior art keywords
- steel
- main frame
- type
- steel panel
- girder
- Prior art date
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- 229910000831 Steel Inorganic materials 0.000 title claims description 199
- 239000010959 steel Substances 0.000 title claims description 199
- 238000010276 construction Methods 0.000 title claims description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 40
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 32
- 239000004567 concrete Substances 0.000 claims description 29
- 239000002131 composite material Substances 0.000 claims description 21
- 238000000034 method Methods 0.000 claims description 15
- 238000009434 installation Methods 0.000 claims description 4
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 230000032258 transport Effects 0.000 description 4
- 239000011178 precast concrete Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000009510 drug design Methods 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 235000014102 seafood Nutrition 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
Images
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- Bridges Or Land Bridges (AREA)
- Revetment (AREA)
Description
2:水底、
3:脚柱、
4:床桁、
4a、4b:鋼桁、
5:主フレーム、
5A:主フレーム交点、
5a:左側辺主フレーム、
5b:右側辺主フレーム、
5c:前辺主フレーム、
5d:後辺主フレーム、
6:合成床版、
7:接続端、
8:床鋼板、
9:縦リブ、
10:配力鉄筋、
11:スタッド、
12:コンクリート、
13:後打ちコンクリート、
14:台船、
15:継手、
16:昇降装置、
17:陸上ヤード
Claims (5)
- 多数の脚柱と、多数の鋼パネルと、コンクリートとによって構成される大支間鋼格子構造物であって、
前記多数の脚柱は、水底に所定の間隔をおいて立設され、
前記多数の鋼パネルは、相互に連結され、一体的に組み合わせられて、前記脚柱の上端に支持され、
前記鋼パネルは、それぞれ床桁と、主フレームと、合成床版とから構成され、
前記床桁は、多数の鋼桁を縦横に格子状に組み合わせて、碁盤目状となるように構成され、
前記主フレームは、鋼製箱桁によって構成され、前記床桁の周囲に配置され、内側面が前記床桁に接続されて前記床桁と一体に接合され、
前記主フレームの交点が、前記脚柱上に支持されるように載置され、
前記合成床版は、前記床桁の上に配置固定され、
前記コンクリートは、前記合成床版の上面に打設され、前記鋼パネル上に合成されていることを特徴とする大支間鋼格子構造物。 - 前記合成床版は、底鋼板、孔付きの縦リブ、配力鉄筋、スタッドによって構成されていることを特徴とする、請求項1に記載の大支間鋼格子構造物。
- 前記コンクリートは、前記合成床版の上面、及び、主フレームの上面に打設され、前記鋼パネル上に合成されていることを特徴とする、請求項1に記載の大支間鋼格子構造物。
- 多数の脚柱と、多数の鋼パネルと、コンクリートとによって構成される大支間鋼格子構造物の構築方法であって、
前記鋼パネルは、それぞれ、多数の鋼桁を縦横に格子状に組み合わせて碁盤目状となるように構成された床桁と、鋼製箱桁によって構成された主フレームと、合成床版とから構成され、
陸上ヤードにて、前記床桁の周囲に前記主フレームを配置して、前記主フレームと前記床桁とを一体に接合し、前記床桁の上に合成床版を配置固定して前記鋼パネルを多数形成し、
前記各鋼パネルを、台船により水上輸送し、水底に所定の間隔をおいて立設しておいた前記脚柱の上端に、前記主フレームの交点が支持されるように載置し、既に脚柱上に架設された鋼パネルと順次連結し、一体的に組み合わせて広大な平面を構成し、
前記合成床版の上面及び前記主フレームの上面にコンクリートを打設して、前記鋼パネルとコンクリートとを合成することを特徴とする大支間鋼格子構造物の構築方法。 - 水底に所定の間隔をおいて多数の脚柱を立設し、水面上に突出するこれらの脚柱の上端に、多数の方形状の鋼パネルを支持させて互いに一体に組み合わせ、これらの鋼パネル上にコンクリートを合成させる大支間鋼格子構造物の構築工法であり、
前記鋼パネルは、鋼桁を格子状に組み合わして碁盤目状に形成した床桁の上面に合成床版が配置され、さらに、碁盤目状床桁の周囲を方形の主フレームによって補強した構造体からなっており、
架設位置へ輸送される鋼パネルは、床桁の周囲の主フレームが、左右両側辺主フレームと前辺主フレームの3辺からなるタイプA型鋼パネルと、主フレームが、前辺主フレーム1辺のみからなるタイプB型鋼パネルとして、
タイプA型鋼パネルは、床桁の後辺を既に架設されたタイプA型鋼パネルの前辺主フレームと連結し、タイプB型鋼パネルは、床桁の後辺を既に架設されたタイプB型鋼パネルの前辺主フレームと連結するとともに、床桁の左右両側辺を既に架設された側方2列のタイプA型鋼パネルの左右両側辺主フレームと連結するように、組み合せる大支間鋼格子構造物の構築工法。
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JP2003289692A JP4309719B2 (ja) | 2003-08-08 | 2003-08-08 | 大支間鋼格子構造物及びその構築工法 |
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JP2005060952A JP2005060952A (ja) | 2005-03-10 |
JP4309719B2 true JP4309719B2 (ja) | 2009-08-05 |
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CN108222010A (zh) * | 2018-03-20 | 2018-06-29 | 南京市测绘勘察研究院股份有限公司 | 一种装配式可回收钢砼组合式基坑栈桥结构及施工方法 |
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