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BRIDGE PIER, AND CONSTRUCTION METHOD OF UNDERGROUND STRUCTURE
To provide a bridge pier etc. whose foundation can be made thinner.SOLUTION: A bridge pier 1 has: a steel pipe concrete pile 30 formed by filling an inside of a steel pipe 31 installed in the ground G with concrete Con; a connecting pipe 40 inserted into an upper end of the steel pipe concrete pile 30; and a base column portion 50 joined to an upper end of the connecting pipe 40. The steel pipe concrete piles 30 are placed between locations where underground structures S are planned to be constructed. In addition, a perforated plate extending outward from the connecting pipe 40 is provided along a vertical direction on an outer surface of the connecting pipe 40, and the perforated plate is embedded in the concrete Con between the connecting pipe 40 and the steel pipe 31.SELECTED DRAWING: Figure 2
【課題】基礎の細径化が可能な橋脚等を提供する。【解決手段】橋脚1は、地盤Gに設けた鋼管31の内側にコンクリートConを充填して形成された鋼管コンクリート杭30と、鋼管コンクリート杭30の上端部に挿入された接続管40と、接続管40の上端部に接合された脚柱部50と、を有する。鋼管コンクリート杭30は、地下構造物Sの構築予定箇所の間に配置される。また接続管40の外面に、接続管40から外側に延びる孔あき板が鉛直方向に沿って設けられ、孔あき板が、接続管40と鋼管31の間のコンクリートConに埋設される。【選択図】図2
BRIDGE PIER, AND CONSTRUCTION METHOD OF UNDERGROUND STRUCTURE
To provide a bridge pier etc. whose foundation can be made thinner.SOLUTION: A bridge pier 1 has: a steel pipe concrete pile 30 formed by filling an inside of a steel pipe 31 installed in the ground G with concrete Con; a connecting pipe 40 inserted into an upper end of the steel pipe concrete pile 30; and a base column portion 50 joined to an upper end of the connecting pipe 40. The steel pipe concrete piles 30 are placed between locations where underground structures S are planned to be constructed. In addition, a perforated plate extending outward from the connecting pipe 40 is provided along a vertical direction on an outer surface of the connecting pipe 40, and the perforated plate is embedded in the concrete Con between the connecting pipe 40 and the steel pipe 31.SELECTED DRAWING: Figure 2
【課題】基礎の細径化が可能な橋脚等を提供する。【解決手段】橋脚1は、地盤Gに設けた鋼管31の内側にコンクリートConを充填して形成された鋼管コンクリート杭30と、鋼管コンクリート杭30の上端部に挿入された接続管40と、接続管40の上端部に接合された脚柱部50と、を有する。鋼管コンクリート杭30は、地下構造物Sの構築予定箇所の間に配置される。また接続管40の外面に、接続管40から外側に延びる孔あき板が鉛直方向に沿って設けられ、孔あき板が、接続管40と鋼管31の間のコンクリートConに埋設される。【選択図】図2
BRIDGE PIER, AND CONSTRUCTION METHOD OF UNDERGROUND STRUCTURE
橋脚および地下構造物の構築方法
ITO HIROYUKI (author) / KOBAYASHI KATSUYA (author) / MATSUBAYASHI SHUMA (author) / MUKAI HISASHI (author) / HADASE HIROAKI (author)
2024-05-22
Patent
Electronic Resource
Japanese
Underground water supply complicates bridge pier construction
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