EARTHQUAKE-RESISTANT AND TSUNAMI-RESISTANT REINFORCEMENT METHOD FOR EXISTING BRIDGE PIER SUBJECTED TO ACTION OF EARTHQUAKE AND TSUNAMI: Fid-Bau Portal

EARTHQUAKE-RESISTANT AND TSUNAMI-RESISTANT REINFORCEMENT METHOD FOR EXISTING BRIDGE PIER SUBJECTED TO ACTION OF EARTHQUAKE AND TSUNAMI

TODOROKI SHUNTARO / WATANABE TAKESHI / TANAKA AKIRA / ONO YUTO

Abstract

PROBLEM TO BE SOLVED: To provide an earthquake-resistant and tsunami-resistant reinforcement method for an existing bridge pier, which enables effective earthquake-resistant and tsunami-resistant reinforcement to be carried out for the existing bridge pier subjected to actions of an earthquake and a tsunami.SOLUTION: In an earthquake-resistant and tsunami-resistant reinforcement method for an existing bridge pier subjected to actions of an earthquake and a tsunami, an axial reinforcement 1 and a shear reinforcing bar 2 are arranged for the existing bridge pier; a form and timbering are assembled and installed; concrete mortar is placed: and bridge pier lining reinforcement is performed.SELECTED DRAWING: Figure 1

【課題】地震及び津波作用を受ける、既設橋脚の地震及び津波に対する効果的な補強を行うことができる既設橋脚の耐震・津波補強工法を提供する。【解決手段】地震及び津波作用を受ける、既設橋脚の耐震及び津波補強工法において、既設橋脚に対して軸方向鉄筋１、せん断補強鉄筋２を配置し、型枠・支保工の組立・据付けを行い、コンクリート・モルタルの打設を行い、橋脚巻き立て補強を行う。【選択図】図１

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