Development of Risk Management-Based Real-time Monitoring System for Infrastructures

• Project/Area Number: 20560447
• Research Category: Grant-in-Aid for Scientific Research (C)
• Allocation Type: Single-year Grants
• Section: 一般
• Research Field: Structural engineering/Earthquake engineering/Maintenance management engineering
• Research Institution: Nagasaki University
• Principal Investigator: OKUMATSU Toshihiro Nagasaki University, 工学部, 准教授 (30346928)
• Co-Investigator(Kenkyū-buntansha): OKABAYASHI Takatoshi 長崎大学, 大学院・工学研究科, 教授 (90039686) ; NAGATA Masami 長崎大学, 工学部, 技術職員 (90419622)
• Project Period (FY): 2008 – 2010
• Project Status: Completed (Fiscal Year 2010)
• Budget Amount: ¥4,680,000 (Direct Cost: ¥3,600,000、Indirect Cost: ¥1,080,000); Fiscal Year 2010: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000); Fiscal Year 2009: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000); Fiscal Year 2008: ¥2,210,000 (Direct Cost: ¥1,700,000、Indirect Cost: ¥510,000)
• Keywords: 維持管理 / 危機管理 / 情報ネットワーク / 橋梁振動 / 安全・安心 / 橋梁振動モニタリング

Research Abstract

In this research, the infrastructure-total management system with ICT technologies has developed for maintenance and crisis management. Concretely, bridge dynamic and static behavior measurement system, ICT based data transferring system, and fundamental database were structured from the viewpoint of emergency occurrence and its treatment.

Research Products

• [Journal Article] Ambient vibration data re-sampling by cubic spline interpolation for accuracy improvement of bridge dynamic characteristics estimation using realization theory (2011)
  • Author(s): Md.Rajab Ali, Takatoshi Okabayashi, Toshihiro Okumatsu
  • Journal Title: Journal of Structural Engineering, JSCE Vol.57A Pages: 276-288
  • NAID: 130004503724
  • Peer Reviewed
• [Journal Article] Ambient vibration data re-sampling by cubic spline interpolation for accuracy improvement of bridge dynamic characteristics estimation using realization theory (2011)
  • Author(s): Md.Rajab Ali, Takatoshi Okabayashi, Toshihiro Okumatsu
  • Journal Title: Journal of Structural Engineering, JSCE Volume: Vol.57A Pages: 276-288
  • NAID: 130004503724
  • Peer Reviewed
• [Journal Article] The accuracy of Modal Parameters Estimation for Highway Bridges Influenced by Various Ambient Vibrations (2010)
  • Author(s): Md.Rajab Ali, Takatoshi Okabayashi, Toshihiro Okumatsu
  • Journal Title: Proceedings of the 6th International Conference on Arch Bridges, Secon-Hdgk Pages: 910-918
• [Journal Article] 遠隔モニタリングによる離島架橋の風速と振動数推定精度の検証 (2009)
  • Author(s): 奥松俊博, B.A.Jawaid, 岡林隆敏, 下妻達也
  • Journal Title: 構造工学論文集,土木学会 Vol.55A Pages: 275-283
  • NAID: 130004950448
  • Peer Reviewed
• [Journal Article] Dynamic characteristics estimation from the ambient vibration of existing bridge by realization theories (2009)
  • Author(s): M.R.Ali, T.Okumatsu, T.Okabayashi, B.A.Jawaid
  • Journal Title: Journal of Structural Engineering, JSCE Vol.55A Pages: 284-294
  • NAID: 130004950449
  • Peer Reviewed
• [Journal Article] Estimation of Bridge Vibration Characteristics for Verification of Environmental Effects to Structural Frequencies (2009)
  • Author(s): B.A.Jawaid, T.Okumatsu, T.Okabayashi, M.R.Ali, T.Shimozuma
  • Journal Title: Proc.of Int.Conf.on Structural Safety and Reliability in CD-ROM
  • Peer Reviewed
• [Journal Article] Environmental Effects of Structural Health Monitoring with Observed Ambient Vibration of Existing Bridge (2009)
  • Author(s): B.A.Jawaid, T.Okumatsu, M.R.Ali, T.Okabayashi, T.Shimozuma
  • Journal Title: Proc.of the 5th International Symposium on Steel Structures Pages: 412-419
  • Peer Reviewed
• [Journal Article] Long Term Monitoring of Natural Frequencies of a Steel Bridge by Remote Monitoring System (2009)
  • Author(s): T.Okumatsu, B.A.Jawaid, T.Okabayashi, M.R.Ali, S.Koga
  • Journal Title: Proc.of the 5th International Symposium on Steel Structures Pages: 90-94
  • Peer Reviewed
• [Journal Article] 遠隔モニタリングによる離島架橋の風速と振動数推定精度の検証 (2009)
  • Author(s): 奥松俊博, B.A.Jawaid, 岡林隆敏, 下妻達也
  • Journal Title: 構造工学論文集, 土木学会 55A Pages: 275-283
  • NAID: 130004950448
  • Peer Reviewed
• [Journal Article] Dynamic characteristics estimation from the ambient vibration of existing bridge by realization theories (2009)
  • Author(s): M.R.Ali, T.Okumatsu, T.Okabayashi, B.A.Jawaid
  • Journal Title: 構造工学論文集, 土木学会 55A Pages: 284-294
  • NAID: 130004950449
  • Peer Reviewed
• [Journal Article] Estimation of Bridge Vibration Characteristics for Verification of Environmental Effects to Structural Frequencies (2009)
  • Author(s): B.A.Jawaid, T.Okumatsu, T.Okabayashi, M.R.Ali, T.Shimozuma
  • Journal Title: Proc.of Int.Conf.on Structural Safety and Reliability (CD-ROM)
  • Peer Reviewed
• [Journal Article] Long Term Monitoring of Natural Frequencies of a Steel Bridge by Remote Monitoring System (2009)
  • Author(s): T.Okumatsul, B.A.Jawaid, T.Okabayashi, M.R.Ali, S.Koga
  • Journal Title: Proc.of the 5th International Symposium on Steel Structures Pages: 90-94
  • Peer Reviewed
• [Journal Article] Long Term Monitoring of Natural Frequencies of a Steel Bridge by Remote Monitoring System (2009)
  • Author(s): T. Okumatsu, B. A. Jawaid, T. Okabayashi, M. R. Ali, S. Koga
  • Journal Title: Proc. of 5th Int. Sympo. on Steel Structures Vol. 5 Pages: 90-94
  • Peer Reviewed
• [Journal Article] Environmental Effects of Structural Health Monitoring with Observed Ambient Vibration of Existing Bridge (2009)
  • Author(s): B. A. Jawaid, T. Okumatsu, M. R. Ali, T. Okabayashi, T. Shimozuma
  • Journal Title: Proc. of 5th Int. Sympo. on Steel Structures Vol. 5 Pages: 412-419
  • Peer Reviewed
• [Presentation] 長崎県における橋梁維持管理のための資料分析と電子ファイリングによる書類管理 (2011)
  • Author(s): 中村仁美, 岡林隆敏, 奥松俊博, 中村聖三
  • Organizer: 平成22年度土木学会西部支部研究発表会
• [Presentation] 振動遠隔モニタリングによるPC主桁橋梁の固有振動数の長期的変動について (2009)
  • Author(s): 奥松俊博, 岡林隆敏, 本山雅規, 樅山好幸, 室井智文
  • Organizer: 平成20年度土木学会西部支部研究発表会
• [Presentation] 路面維持管理を目的とした画像処理およびPHSによるモニタリングシステムの開発 (2009)
  • Author(s): 金川侑司, 奥松俊博, 古賀進一, 岡林隆敏, 永田正美
  • Organizer: 平成20年度土木学会西部支部研究発表会
• [Presentation] 道路舗装維持管理のための路面不整計測システムの開発 (2009)
  • Author(s): 古賀進一, 岡林隆敏, 奥松俊博, 姉川倫太郎
  • Organizer: 平成20年度土木学会西部支部研究発表会
• [Presentation] 橋梁部材健全度評価を目的としたハンマリングによる吊り材加振実験 (2009)
  • Author(s): 大塚文博, 伊藤哲也, 古賀数也, 岡林隆敏, 奥松俊博
  • Organizer: 平成20年度土木学会西部支部研究発表会
• [Presentation] GPS情報に基づく小支間橋梁維持管理データベースの開発 (2009)
  • Author(s): 水落泰介, 岡林隆敏, 奥松俊博, 徳重廣
  • Organizer: 平成20年度土木学会西部支部研究発表会
• [Remarks] ホームページ等