Damage to Reinforced Concrete Piers Due To Earthquake After Strengthening

• Project/Area Number: 21360210
• Research Category: Grant-in-Aid for Scientific Research (B)
• Allocation Type: Single-year Grants
• Section: 一般
• Research Field: Structural engineering/Earthquake engineering/Maintenance management engineering
• Research Institution: Saitama University
• Principal Investigator: MUTSUYOSHI Hiroshi 埼玉大学, 大学院・理工学研究科, 教授 (60134334)
• Co-Investigator(Kenkyū-buntansha): MAKI Takeshi 埼玉大学, 理工学研究科, 准教授 (60292645) ; SAITO Masato 埼玉大学, 理工学研究科, 准教授 (40334156)
• Project Period (FY): 2009 – 2011
• Project Status: Completed (Fiscal Year 2011)
• Budget Amount: ¥18,200,000 (Direct Cost: ¥14,000,000、Indirect Cost: ¥4,200,000); Fiscal Year 2011: ¥1,820,000 (Direct Cost: ¥1,400,000、Indirect Cost: ¥420,000); Fiscal Year 2010: ¥6,370,000 (Direct Cost: ¥4,900,000、Indirect Cost: ¥1,470,000); Fiscal Year 2009: ¥10,010,000 (Direct Cost: ¥7,700,000、Indirect Cost: ¥2,310,000)
• Keywords: 耐震補強 / RC橋脚 / 全体系地震応答 / 杭基礎 / 仮動的実験 / 基礎

Research Abstract

This study focuses on the seismic behavior of reinforced concrete (RC) bridge piers and foundations based on pseudo-dynamic (PSD) tests. It was found that the foundation suffers increased hysteretic response when pier strengthening is applied.

Research Products

• [Journal Article] 耐震補強されたRC橋脚と杭基礎の連成系地震応答性状 (2012)
  • Author(s): 大野拓也・竹本雄一郎・睦好宏史・牧剛史
  • Journal Title: コンクリート工学年次論文集
  • Peer Reviewed
• [Journal Article] Seismic behavior of bridges with pier and foundation strengthening : PsD tests and analytical study (2011)
  • Author(s): Anawat Chotesuwan, Hiroshi Mutsuyoshi, Takeshi Maki
  • Journal Title: Earthquake Engineering and Structural Dynamics Volume: Vol 41, Issue 2 Pages: 279-294
• [Journal Article] 耐震補強されたRC橋脚における杭基礎の地震応答性状 (2011)
  • Author(s): 竹本雄一郎, 阿部正和, 睦好宏史
  • Journal Title: コンクリート工学年次論文集 Volume: Vol.33、No.2 Pages: 847-852
• [Journal Article] Seismic behavior of bridges with pier and foundation strengthening : PsD tests and analytical study (2011)
  • Author(s): Chotesuwan, A., Mutsuyoshi, H., Maki, T
  • Journal Title: Earthquake Engineering & Structural Dynamics Volume: Vol 41 Pages: 279-294
  • Peer Reviewed
• [Journal Article] 耐震補強されたRC橋脚と杭基礎の連成系地震応答性状 (2010)
  • Author(s): 大野拓也, 竹本雄一郎, 睦好宏史, 牧剛史
  • Journal Title: コンクリート工学年次論文集 Volume: Vol.34、No.2、
• [Journal Article] 耐震補強したRC橋脚の構造物全体系の地震応答性状に関する研究 (2010)
  • Author(s): 小山純一郎, 睦好宏史, 牧剛史, 阿部正和
  • Journal Title: コンクリート工学年次論文集 Volume: Vol.32、No.2 Pages: 1069-1074
• [Journal Article] Seismic Behavior of Bridge Pier and Foundation After Strengthening, Seismic Behavior of Bridge Pier and Foundation After Strengthening (2010)
  • Author(s): Anawat Chotetsuwan, Hiroshi Mutsuyoshi, Takeshi Maki , Junichiro Koyama
  • Journal Title: Proc. of JCI Volume: Vol.32, No.2 Pages: 841-846
• [Journal Article] 耐震補強したRC橋脚全体系の地震応答性状に関する研究 (2010)
  • Author(s): 阿部正和, Anawat CHOTESUWAN, 睦好宏史, 牧剛史
  • Journal Title: 第13回日本地震工学シンポジウム Pages: 1345-1350
• [Journal Article] Influence of Strengthening of Brige Piers on Seismic Behavior of Foundation (2009)
  • Author(s): Anawat Chotetsuwan, Hiroshi Mutsuyoshi, Yusuke Suzuki, Takeshi Maki
  • Journal Title: Proc. of JCI Volume: Vol.31, No.2 Pages: 887-882
• [Journal Article] Influence of Strengthening of Bridge Piers on Seismic Behavior of Foundation (2009)
  • Author(s): Anawat CHOTESUWAN, 睦好宏史, 鈴木悠介, 牧剛史
  • Journal Title: Proc.of JCI Vol.31 Pages: 977-882
  • Peer Reviewed
• [Presentation] 耐震補強されたRC橋脚の全体系地震応答解析性状に関する研究 (2010)
  • Author(s): 阿部正和, 竹本雄一郎, 睦好宏史, 牧剛史
  • Organizer: 土木学会第65回年次学術講演概要集
  • Place of Presentation: 北海道大学札幌キャンパス
  • Year and Date: 2010-09-02
• [Presentation] RC橋脚が耐震補強された場合の基礎構造物を含めた全体系の地震応答性状に関する研究 (2010)
  • Author(s): 竹本雄一郎, 睦好宏史, 牧剛史, 阿部正和
  • Organizer: 土木学会第65回年次学術講演概要集
  • Place of Presentation: 北海道大学札幌キャンパス
  • Year and Date: 2010-09-02
• [Presentation] 強震動を受ける耐震補強されたRC橋脚の地震時損傷評価に関する研究 (2009)
  • Author(s): 阿部正和, 睦好宏史, 牧剛史, Anawat Chotesuwan, 鈴木悠介
  • Organizer: 土木学会第64回年次学術講演概要集
  • Place of Presentation: 福岡大学
  • Year and Date: 2009-09-04