YOKOTA Hiroshi 横田弘

Researcher Number	50344312
Other IDs
External Links
Affiliation (based on the past Project Information) *help	2016 – 2019: 北海道大学, 工学研究院, 教授 2013 – 2015: 北海道大学, 工学(系)研究科(研究院), 教授 2012: 北海道大学, 大学院・工学研究院, 教授 2010: 北海道大学, 大学院・工学研究院, 教授 2009: Hokkaido University, 大学院・工学研究科, 教授 … More 2006 – 2008: 独立行政法人港湾空港技術研究所, LCM研究センター, センター長 2006: Port and Airport Research Institute, Structural Mechanics Division, Head of Division, 港湾空港技術研究所・構造強度研究室, 室長 2003 – 2006: 港湾空港技術研究所, 構造強度研究室, 室長 Less
Review Section/Research Field	Principal Investigator Structural engineering/Earthquake engineering/Maintenance management engineering / Civil engineering materials/Construction/Construction management Except Principal Investigator Structural engineering/Earthquake engineering/Maintenance management engineering
Keywords	Principal Investigator 構造性能 / 維持管理 / 耐久性 / 点検診断 / コンクリート / 補修材料 / 力学性能 / 性能回復 / 補強材料 / コンクリート構造物 … More / ナイロン繊維 / リサイクル / 廃棄漁網 / Cross-sectional loss of steel bar / Acceleration of corrosion / Structural performance / Marine structure / Anisotropy / Localization / Corrosion of steel bar / Concrete / 鉄筋断面減少 / 劣化促進 / 港湾構造物 / 異方性 / 局所化 / 鉄筋腐食 / 再劣化 / 延命化技術 / 補修 / 耐荷力 / 劣化度 / 防災機能 / ひび割れ / 無筋コンクリート構造物 / 材料分離特性 / 予測 / 暴露環境 / 鉄筋コンクリート / 寿命予測 / 非一様性 / 信頼性 / 塩害 … More Except Principal Investigator せん断耐力 / prestressed concrete segment / nonlinear analysis / shear reinforcement / shear capacity / truss analogy / external cable method / shear failure / prestressed concrete beam / セグメント / 非線形解析 / せん断補強 / トラスモデル / 外ケーブル方式 / せん断破壊 / PCはり / Size Effect / Truss Structure / Ultimate Shear Capacity / Precast Member / Unification / Composite Structure / Ultra High Strength Fiber Reinforced Concrete / Prestressed Concrete / ずれ止め / せん断キー / プレキャスト部材 / 寸法効果 / トラス構造 / プレキャスト化 / 一体化 / 複合構造 / 超高強度繊維補強コンクリート / プレストレストコンクリート Less

Effectiveness of nylon fiber recycled from fishing net as a repair material to restore structural capacityPrincipal Investigator
- Principal Investigator
  
  YOKOTA Hiroshi
- Project Period (FY)
  2017 – 2019
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Structural engineering/Earthquake engineering/Maintenance management engineering
- Research Institution
  Hokkaido University
Performance recovery and life extension of deteriorated reinforced concrete members by repeated applications of repairPrincipal Investigator
- Principal Investigator
  
  YOKOTA Hiroshi
- Project Period (FY)
  2014 – 2016
- Research Category
  
  Grant-in-Aid for Challenging Exploratory Research
- Research Field
  
  Structural engineering/Earthquake engineering/Maintenance management engineering
- Research Institution
  Hokkaido University
Determinaion of damage index on long un-reinforced concrete structures relating to disaster preventionPrincipal Investigator
- Principal Investigator
  
  YOKOTA Hiroshi
- Project Period (FY)
  2012 – 2014
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Structural engineering/Earthquake engineering/Maintenance management engineering
- Research Institution
  Hokkaido University
Reliability of life prediction on deteriorated concrete structuresPrincipal Investigator
- Principal Investigator
  
  YOKOTA Hiroshi
- Project Period (FY)
  2008 – 2010
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Civil engineering materials/Construction/Construction management
- Research Institution
  Hokkaido University
  Independent Administrative Institution Port and Airport Research Institute
Evaluation on spatial variability of corrison of steel bar in marine concrete structurePrincipal Investigator
- Principal Investigator
  
  YOKOTA Hiroshi
- Project Period (FY)
  2006 – 2007
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Structural engineering/Earthquake engineering/Maintenance management engineering
- Research Institution
  Independent Administrative Institution Port and Airport Research Institute
Research on Rational Design of Prestressed Concrete Structures
- Principal Investigator
  
  NIWA Junichiro
- Project Period (FY)
  2005 – 2006
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Structural engineering/Earthquake engineering/Maintenance management engineering
- Research Institution
  Tokyo Institute of Technology
Research on the Application of Newly Developed Prestressed Concrete Structures
- Principal Investigator
  
  NIWA Junichiro
- Project Period (FY)
  2003 – 2004
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Structural engineering/Earthquake engineering/Maintenance management engineering
- Research Institution
  Tokyo Institute of Technology

[Book] Handbook of Concrete Durability2010
- Author(s)
  H. Yokota
- Publisher
  Corrosion of reinforcement and its effect on structural capacity
- Data Source
  KAKENHI-PROJECT-20360195
[Book] Handbook of Concrete Durability2010
- Author(s)
  H.Yokota, et al, Edited by S.H.Kim, K.Y.Ann
- Total Pages
  576
- Publisher
  Middleton Publishing Inc
- Data Source
  KAKENHI-PROJECT-20360195
[Journal Article] Effectiveness of recycled nylon fiber from waste fishing net with respect to fiber reinforced mortar2017
- Author(s)
  Shanya Orasutthikul, Daiki Unno, Hiroshi Yokota
- Journal Title
  
  Construction & Building Materials
  
  Volume: 印刷中
- NAID
  120006713295
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-26630208
[Journal Article] Effectiveness of recycled nylon fibers as reinforcing material in mortar2016
- Author(s)
  Shanya Orasutthikul, Daiki Unno, Hiroshi Yokota, Katsufumi Hashimoto
- Journal Title
  
  Journal of Asian Concrete Federation
  
  Volume: 2 (2) Issue: 2 Pages: 102-109
- DOI
  10.18702/acf.2016.12.2.2.102
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-26630208
[Journal Article] 漁網を利用したリサイクルナイロン繊維のモルタル補強材としての有効性2016
- Author(s)
  海野太貴，Shanya Orasutthikul，横田弘，橋本勝文
- Journal Title
  
  コンクリート工学年次論文集
  
  Volume: 38 (1) Pages: 1857-1862
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-26630208
[Journal Article] Effects of Electrochemical Chloride Extraction on Hydrated Products of Various Cement Paste Systems2015
- Author(s)
  Hai Yen Nguyen Thi, Hiroshi Yokota, Katsufumi Hashimoto
- Journal Title
  
  ACT
  
  Volume: 13 Issue: 12 Pages: 564-582
- DOI
  10.3151/jact.13.564
- NAID
  130005117191
- ISSN
  1346-8014, 1347-3913
- Year and Date
  2015-12-23
- Language
  English
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-26630208
[Journal Article] PHYSICAL AND CHEMICAL CHANGES OF MORTAR INDUCED BY REPEATED ELECTROCHEMICAL CHLORIDE EXTRACTION2015
- Author(s)
  Chheang Vuthy, Hai Yen Thi Nguyen, Hiroshi Yokota, Katsufumi Hashimoto
- Journal Title
  
  Cement Science and Concrete Technology
  
  Volume: 69 Issue: 1 Pages: 403-410
- DOI
  10.14250/cement.69.403
- NAID
  130005140632
- ISSN
  0916-3182, 2187-3313
- Language
  Japanese
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-26630208
[Journal Article] Prediction of extreme crack width of concrete coastal facilities based on extreme statistics2014
- Author(s)
  Furuya K, Yokota H, Komatsu S, Hashimoto K & Kato
- Journal Title
  
  Life-Cycle of Structural Systems
  
  Volume: 1 Pages: 1466-1471
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-24360174
[Journal Article] Practical application of life-cycle management system for shore protection facilities2014
- Author(s)
  Hiroshi Yokota
- Journal Title
  
  Life-Cycle of Structural Systems
  
  Volume: 1 Pages: 109-114
- NAID
  120006313435
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-24360174
[Journal Article] 無筋コンクリート海岸保全施設の現地調査結果の統計解析に基づく検討2013
- Author(s)
  古谷宏一，横田弘，橋本勝文，加藤絵万，小松周平
- Journal Title
  
  土木学会論文集，B3
  
  Volume: 69 (２)
- NAID
  130004961723
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24360174
[Journal Article] 壁体崩壊に伴う越流背後の流体運動と力学的応答2013
- Author(s)
  渡部靖憲，佐藤駿一，三戸部佑太，横田弘
- Journal Title
  
  土木学会論文集，B2
  
  Volume: 69 (2)
- NAID
  130004551057
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24360174
[Journal Article] 海岸護岸の胸壁に発生する最大ひび割れ幅の極値統計を用いた予測2013
- Author(s)
  横田弘，小松周平，古谷宏一，橋本勝文
- Journal Title
  
  生産研究
  
  Volume: 65 (4) Pages: 563-567
- NAID
  130003384418
- Data Source
  KAKENHI-PROJECT-24360174
[Journal Article] 無筋コンクリート海岸構造物のひび割れ幅に基づく新しい劣化度判定基準の提案2012
- Author(s)
  古谷宏一、横田弘、橋本勝文
- Journal Title
  
  土木学会論文集B3(海洋開発)
  
  Volume: 68(2) Pages: 360-365
- NAID
  130004961531
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24360174
[Journal Article] 無筋海岸コンクリート構造物のひび割れ幅に基づく性能評価2012
- Author(s)
  横田弘、古谷宏一、橋本勝文
- Journal Title
  
  生産研究 (東京大学生産技術研究所)
  
  Volume: 64(4) Pages: 597-600
- NAID
  130003368369
- Data Source
  KAKENHI-PROJECT-24360174
[Journal Article] 港湾RC構造物の確率論に基づく保有性能評価の試行2011
- Author(s)
  加藤絵万, 川端雄一郎, 岩波光保, 横田弘
- Journal Title
  
  土木学会論文集E
  
  Volume: Vol.67 No.1 Pages: 150-159
- NAID
  130004962032
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20360195
[Journal Article] 港湾RC構造物の確率論に基づく保有性能評価の試行2011
- Author(s)
  加藤絵万, 川端雄一郎, 岩波光保, 横田弘
- Journal Title
  
  土木学会論文集E2
  
  Volume: Vol.67, No.1 Pages: 150-159
- NAID
  130004962032
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20360195
[Journal Article] 長期供用した桟橋上部工の確率論に基づく保有性能評価の試行2010
- Author(s)
  加藤絵万, 川端雄一郎, 岩波光保, 横田弘
- Journal Title
  
  生産研究
  
  Volume: Vol.62,No.4 Pages: 59-61
- Data Source
  KAKENHI-PROJECT-20360195
[Journal Article] 桟橋のライフサイクルマネジメントシステムの構築2010
- Author(s)
  加藤絵万, 岩波光保, 横田弘
- Journal Title
  
  海洋開発論文集
  
  Volume: Vol.26 Pages: 147-152
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20360195
[Journal Article] 長期供用した港湾構造物の確率論的保有性能評価手法2010
- Author(s)
  加藤絵万, 川端雄一郎, 岩波光保, 横田弘
- Journal Title
  
  生産研究
  
  Volume: 62巻4号 Pages: 59-61
- NAID
  130000441660
- Data Source
  KAKENHI-PROJECT-20360195
[Journal Article] 鉄筋腐食発生時期の予測に関する信頼性2010
- Author(s)
  横田弘, 古谷宏一
- Journal Title
  
  生産研究
  
  Volume: 62巻4号 Pages: 55-58
- NAID
  130000441659
- Data Source
  KAKENHI-PROJECT-20360195
[Journal Article] Chloride-induced corrosion of reinforcement and its effect on performance of structures2009
- Author(s)
  Yokota, H., Iwanami, M., kato, E.
- Journal Title
  
  International Journal of Modelling, Identification and Control 7(2)
  
  Pages: 179-184
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20360195
[Journal Article] 高性能軽量コンクリートの材料分離特性と海洋環境下における長期耐久性の評価2009
- Author(s)
  川端雄一郎, 岩波光保, 加藤絵万, 横田弘
- Journal Title
  
  コンクリート工学年次論文集 31(1)
  
  Pages: 1807-1812
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20360195
[Journal Article] 高性能軽量コンクリートの海洋環境下における長期耐久性2009
- Author(s)
  川端雄一郎, 岩波光保, 加藤絵万, 横田弘
- Journal Title
  
  生産研究 61(4)
  
  Pages: 669-672
- NAID
  130000137553
- Data Source
  KAKENHI-PROJECT-20360195
[Journal Article] 高性能軽量コンクリートの材料分離特性と海洋環境下における長期耐久性の評価2009
- Author(s)
  川端雄一郎・岩波光保・加藤絵万・横田弘
- Journal Title
  
  コンクリート工学年次論文集
  
  Volume: Vol.31 ,No.1 Pages: 1807-1812
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20360195
[Journal Article] Chloride-induced corrosion of reinforcement and its effect on performance of structures2009
- Author(s)
  H. Yokota, M. Iwanami and E. Kato
- Journal Title
  
  International Journal of Modeling
  
  Volume: Vol.7, No.2 Pages: 179-184
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20360195
[Journal Article] 桟橋のライフサイクルマネジメントシステムの構築に関する研究2009
- Author(s)
  加藤絵万, 岩波光保, 横田弘
- Journal Title
  
  港湾空港技術研究所報告 48(2)
  
  Pages: 3-35
- NAID
  40016842465
- Data Source
  KAKENHI-PROJECT-20360195
[Journal Article] 高性能軽量コンクリートの材料分離特性と海洋環境下における長期耐久性の評価2009
- Author(s)
  川端雄一郎, 岩波光保, 加藤絵万, 横田弘
- Journal Title
  
  コンクリート工学年次論文集 31(印刷中)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20360195
[Journal Article] 局所的に生じた鉄筋腐食がRCはりの構造性能に及ぼす影響2008
- Author(s)
  加藤絵万、濱田洋志、岩波光保、横田弘
- Journal Title
  
  港湾空港技術研究所報告 47-1
  
  Pages: 57-81
- NAID
  110009697394
- Data Source
  KAKENHI-PROJECT-18360221
[Journal Article] Influence of Localized Corrosion of Steel Bars on Structural Performance of Reinforced Concrete Beams2008
- Author(s)
  Kato E, Hamada H, Iwanami M and Yokota H
- Journal Title
  
  Report of the Port and Airport Research Institute Vol.47, No.1
  
  Pages: 57-82
- NAID
  40015931484
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-18360221
[Journal Article] Influence of Localized Corrosion of Steel Bars on Structural Performance of RC Beams2007
- Author(s)
  Hamada H, Kato E, Iwanami M and Yokota H
- Journal Title
  
  Proceeding of the Japan Concrete Institute Vol.29, No.3
  
  Pages: 1729-1734
- NAID
  110009697394
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-18360221
[Journal Article] Bonding and Cracking Responses of Corroded RC Members Subjected to Uni-axial Tension2007
- Author(s)
  Dai J, Kato E, Iwanami M and Yokota H
- Journal Title
  
  Proceeding of the Japan Concrete Institute Vol.29, No.3
  
  Pages: 625-630
- NAID
  110009697210
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-18360221
[Journal Article] 局所的に生じた鉄筋腐食がRCはりの構造性能に及ぼす影響2007
- Author(s)
  濱田洋志, 加藤絵万, 岩波光保, 横田弘
- Journal Title
  
  コンクリート工学年次論文集 29-3
  
  Pages: 1729-1734
- NAID
  110009697394
- Description
  「研究成果報告書概要(和文)」より
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18360221
[Journal Article] Cracking and Tension Stiffening Behavior of Corroded RC Members2007
- Author(s)
  Dai J, Kato E, Iwanami M and Yokota H
- Journal Title
  
  Report of the Port and Airport Research Institute Vol.46, No.2
  
  Pages: 3-24
- NAID
  40015578228
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-18360221
[Journal Article] Bonding and cracking responses of corroded RC menbers subjected to uni-axial tension2007
- Author(s)
  戴建国, 加藤絵万, 岩波光保, 横田弘
- Journal Title
  
  コンクリート高学年次論文集 29(掲載決定)
- Data Source
  KAKENHI-PROJECT-18360221
[Journal Article] 局所的に生じた鉄筋腐食がRCはりの構造性能に及ぼす影響2007
- Author(s)
  濱田洋志, 加藤絵万, 岩波光保, 横田弘
- Journal Title
  
  コンクリート工学年次論文集 29(掲載決定)
- NAID
  110009697394
- Data Source
  KAKENHI-PROJECT-18360221
[Journal Article] Cracking and tension stiffening behavior of corroded RC members2007
- Author(s)
  戴建国, 加藤絵万, 岩波光保, 横田弘
- Journal Title
  
  港湾空港技術研究所報告 46(印刷中)
- NAID
  40015578228
- Data Source
  KAKENHI-PROJECT-18360221
[Journal Article] Modeling of tension stiffness deterioration in RC tensile ties due to rebar corrosion2007
- Author(s)
  戴建国, 加藤絵万, 岩波光保, 横田弘
- Journal Title
  
  Proceedings of the 5th International Conference on Concrete under Severe Environment and Loading Conditions (掲載決定)
- Data Source
  KAKENHI-PROJECT-18360221
[Journal Article] 実構造物から採取した鉄筋の腐食性状と力学的性質について2007
- Author(s)
  濱田洋志, 加藤絵万, 岩波光保, 横田弘
- Journal Title
  
  第62回土木学会年次学術講演会講演概要集第V部門(掲載決定)
- Data Source
  KAKENHI-PROJECT-18360221
[Journal Article] Bonding and Cracking Responses of Corroded RC Members Subjected to Uni-axial Tension2007
- Author(s)
  Dai J, Kato E, Iwanami M and Yokota H
- Journal Title
  
  コンクリート工学年次論文集 29-3
  
  Pages: 625-630
- NAID
  110009697210
- Description
  「研究成果報告書概要(和文)」より
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18360221
[Journal Article] ステンレス鉄筋コンクリート部材の基礎的性質2006
- Author(s)
  篠田佳男, 横田弘, 二羽淳一郎, 長瀧重義
- Journal Title
  
  コンクリート工学年次論文集 28・2
  
  Pages: 1687-1692
- NAID
  110009696730
- Data Source
  KAKENHI-PROJECT-17360210
[Journal Article] Vanation of Chloride Induced Deterioration in Existing RC Decks2006
- Author(s)
  Kato E, Iwanami, M, Yokota H and Moriwake A
- Journal Title
  
  Proceeding of the Japan Concrete Institute Vol.28, No.1
  
  Pages: 911-916
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-18360221
[Journal Article] Structural Performance and Detenoiation due to Chloride Attack of Reinforced Concrete Deck of Existing Piers2006
- Author(s)
  Kato E, Iwanami M, Yamaji T and Yokota H
- Journal Title
  
  Technical Note of the Port and Airport Research Institute No.1140
  
  Pages: 1-87
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-18360221
[Journal Article] Assessment of Structural Performance of RC Deck of Pier Damaged by Chloride Attack2006
- Author(s)
  Watanabe M, Yokota H, Iwanami M and Shimomura T
- Journal Title
  
  Proceeding of the Japan Concrete Institute Vol.28, No.2
  
  Pages: 1603-1608
- NAID
  110009696716
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-18360221
[Presentation] リサイクルナイロン短繊維補強モルタルの耐凍害性評価2020
- Author(s)
  松浦　悠、横田　弘
- Organizer
  土木学会北海道支部　令和元年度年次技術研究発表会
- Data Source
  KAKENHI-PROJECT-17H03293
[Presentation] Recycling of waste fishing net as short fibers to reinforce cement mortar2019
- Author(s)
  Hiroshi Yokota, Teeranai Srimahachota, Haruka Matsuura, Shun Yamaguchi
- Organizer
  International Conference on Building Materials (ICBM 2019) on Science and Technology of Building Materials for Sustainable Development
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H03293
[Presentation] リサイクルナイロン短繊維補強モルタルの力学性能評価（発表確定）2019
- Author(s)
  松浦　悠、横田　弘
- Organizer
  土木学会第74回年次学術講演会
- Data Source
  KAKENHI-PROJECT-17H03293
[Presentation] 様々な形状を有するリサイクルナイロン繊維で補強したモルタルの力学性能（発表確定）2019
- Author(s)
  山口　駿，横田　弘
- Organizer
  土木学会第74回年次学術講演会
- Data Source
  KAKENHI-PROJECT-17H03293
[Presentation] Mechanical properties of mortar reinforced with recycled nylon fiber from waste fishing nets2019
- Author(s)
  Teeranai Srimahachota, Haruka Matsuura, Hiroshi Yokota
- Organizer
  16th East Asia-Pacific Conference on Structural Engineering and Construction (EASEC16)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H03293
[Presentation] Mechanical properties of polymer cement mortar reinforced with polyethylene and recycled nylon fibers2019
- Author(s)
  Teeranai Srimahachota, Haruka Matsuura, Hiroshi Yokota
- Organizer
  3rd ACF Symposium, Assessment and Intervention of Existing Structures
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H03293
[Presentation] リサイクルナイロン繊維のモルタル補強効果に関する検討2018
- Author(s)
  海野太貴、横田　弘
- Organizer
  平成29年度土木学会北海道支部年次技術研究発表会
- Data Source
  KAKENHI-PROJECT-17H03293
[Presentation] Applicability of recycled-nylon fiber polymer cement mortar to the section repair of deteriorated RC beams2017
- Author(s)
  Shayna Orasutthikul, Daiki Unno, Hiroshi Yokota
- Organizer
  8th Asia and Pacific Young Researchers and Graduates Symposium, YRGS 2017
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H03293
[Presentation] Effectiveness of ｒecycled ｎylon ｆibers in ｍortar ｃomparing with ｒecycled PET and PVA ｆibers2016
- Author(s)
  Shanya Orasutthikul, Hiroshi Yokota, Katsufumi Hashimoto, Daiki Unno
- Organizer
  4th International Conference on Sustainable Construction Materials and Technologies
- Place of Presentation
  Las Vegas (USA)
- Year and Date
  2016-08-07
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26630208
[Presentation] リサイクルナイロン繊維のモルタル補強材としての有効性2016
- Author(s)
  海野太貴，横田　弘，橋本勝文，Shanya Orasutthikul
- Organizer
  平成27年度土木学会北海道支部年次技術研究発表会
- Place of Presentation
  北海道大学（札幌市）
- Year and Date
  2016-01-30
- Data Source
  KAKENHI-PROJECT-26630208
[Presentation] 混入条件の違いによるリサイクルナイロン繊維のモルタル補強効果に関する検討2016
- Author(s)
  海野太貴，横田弘，Shanya Orasutthikul，上松瀬慈
- Organizer
  土木学会第71回年次学術講演会
- Place of Presentation
  東北大学川内北キャンパス（仙台市）
- Year and Date
  2016-09-07
- Data Source
  KAKENHI-PROJECT-26630208
[Presentation] Efficiency of chloride extraction from reinforced concrete with intermittent applications2016
- Author(s)
  Nguyen Thi Hai Yen, Hiroshi Yokota, Katsufumi Hashimoto
- Organizer
  2nd International Conference on Concrete Sustainability
- Place of Presentation
  Universidad Politecnica de Madrid (Madrid, Spain)
- Year and Date
  2016-06-13
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26630208
[Presentation] Effect of intermittent applications of ECE to portlandite and water-soluble calcium ions in reinforced concrete2016
- Author(s)
  Hai Yen Thi Nguyen, Hiroshi Yokota, Katsufumi Hashimoto
- Organizer
  11th fib International PhD Symposium in Civil Engineering
- Place of Presentation
  東京大学本郷キャンパス（東京都文京区）
- Year and Date
  2016-08-29
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26630208
[Presentation] Effects of electrical current application on calcium silicate hydrates in various cement pastes2016
- Author(s)
  Hai Yen Thi Nguyen, Hiroshi Yokota, Katsufumi Hashimoto
- Organizer
  7th International Conference of Asian Concrete Federation
- Place of Presentation
  Hanoi (Vietnam)
- Year and Date
  2016-10-30
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26630208
[Presentation] Effectiveness of recycled nylon fiber as a reinforcing material in mortar2016
- Author(s)
  Shanya Orasutthikul, Daiki Unno, Hiroshi Yokota, Katsufumi Hashimoto
- Organizer
  7th International Conference of Asian Concrete Federation
- Place of Presentation
  Hanoi (Vietnam)
- Year and Date
  2016-10-30
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26630208
[Presentation] Effect of recycled nylon fiber on mechanical properties of mortar2016
- Author(s)
  Shanya Orasutthikul, Hiroshi Yokota, Katsufumi Hashimoto, Daiki Unno
- Organizer
  平成27年度土木学会北海道支部年次技術研究発表会
- Place of Presentation
  北海道大学（札幌市）
- Year and Date
  2016-01-30
- Data Source
  KAKENHI-PROJECT-26630208
[Presentation] Efficiency of chloride ion extraction in different applications2016
- Author(s)
  Nguyen Thi Hai Yen, Hiroshi Yokota, Katsufumi Hashimoto
- Organizer
  平成27年度土木学会北海道支部年次技術研究発表会
- Place of Presentation
  北海道大学（札幌市）
- Year and Date
  2016-01-30
- Data Source
  KAKENHI-PROJECT-26630208
[Presentation] Effectiveness of recycled nylon fibers as a mortar strengthening material2016
- Author(s)
  Shanya Orasutthikul, Hiroshi Yokota, Katsufumi Hashimoto, Daiki Unno
- Organizer
  International Symposium on Concrete Structures for Next Generation
- Place of Presentation
  東京工業大学蔵前会館（東京都目黒区）
- Year and Date
  2016-05-16
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26630208
[Presentation] Effectiveness of recycled nylon fiber as a reinforcing material in mortar2016
- Author(s)
  Shanya Orasutthikul, Hiroshi Yokota, Katsufumi Hashimoto, Daiki Unno
- Organizer
  11th fib International PhD Symposium in Civil Engineering
- Place of Presentation
  東京大学本郷キャンパス（東京都文京区）
- Year and Date
  2016-08-29
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26630208
[Presentation] Effects of electrochemical chloride extraction on microstructure of various cement paste systems2015
- Author(s)
  Nguyen Thi Hai Yen, Hiroshi Yokota, Katsufumi Hashimoto
- Organizer
  4th International Conference on Concrete Repair, Rehabilitation and Retrofitting (ICCRRR 2015)
- Place of Presentation
  Westin Hotel (Leipzig, Germany)
- Year and Date
  2015-10-05
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26630208
[Presentation] Structural performance assessment of un-reinforced concrete coastal structures2012
- Author(s)
  古谷宏一、横田弘、橋本勝文
- Organizer
  1st International Conference on Performance-based Life-cycle Structural Engineering
- Place of Presentation
  Regal Kowloon Hotel (香港)
- Year and Date
  2012-12-05
- Data Source
  KAKENHI-PROJECT-24360174
[Presentation] 無筋コンクリート防波堤胸壁のひび割れ深さ推定に関する統計解析2012
- Author(s)
  古谷宏一、横田弘、橋本勝文
- Organizer
  土木学会第67回年次学術講演会
- Place of Presentation
  名古屋大学(愛知県)
- Year and Date
  2012-09-05
- Data Source
  KAKENHI-PROJECT-24360174
[Presentation] コンクリートコア採取による塩分浸透性状評価とその信頼性向上に関する研究2011
- Author(s)
  中村一貴,横田弘橋本勝文,古谷宏一
- Organizer
  土木学会全国大会第66回年次学術講演会
- Place of Presentation
  松山市(投稿済)
- Data Source
  KAKENHI-PROJECT-20360195
[Presentation] Strategic maintenance of infrastructure in coastal areas2010
- Author(s)
  H.Yokota, M.Iwanami, E.Kato
- Organizer
  International Symposium on Recent and Future Technologies in Coastal Development
- Place of Presentation
  パシフィコ横浜,横浜市
- Year and Date
  2010-11-25
- Data Source
  KAKENHI-PROJECT-20360195
[Presentation] RC床版の鉄筋腐食と腐食による構造性能低下の予測2010
- Author(s)
  松本直也,横田弘
- Organizer
  土木学会全国大会第65回年次学術講演会
- Place of Presentation
  札幌市
- Year and Date
  2010-09-02
- Data Source
  KAKENHI-PROJECT-20360195
[Presentation] コンクリート構造物における鉄筋腐食発生時期の予測に関する研究2010
- Author(s)
  古谷宏一, 横田弘
- Organizer
  土木学会全国大会第65回年次学術講演会
- Place of Presentation
  北海道大学,札幌市
- Year and Date
  2010-09-02
- Data Source
  KAKENHI-PROJECT-20360195
[Presentation] Simplified assessment on structural performance of deteriorated concrete members2010
- Author(s)
  H.Yokota, E.Kato, M.Iwanami
- Organizer
  7th International Conference on Fracture Mechanics of Concrete and Concrete Structures
- Place of Presentation
  KALホテル,済州,韓国
- Year and Date
  2010-05-25
- Data Source
  KAKENHI-PROJECT-20360195
[Presentation] RC床版の鉄筋腐食と腐食による構造性能低下の予測2010
- Author(s)
  松本直也, 横田弘
- Organizer
  土木学会全国大会第65回年次学術講演会
- Place of Presentation
  北海道大学,札幌市
- Year and Date
  2010-09-02
- Data Source
  KAKENHI-PROJECT-20360195
[Presentation] コンクリート構造物における鉄筋腐食発生時期の予測に関する研究2010
- Author(s)
  古谷宏一,横田弘
- Organizer
  土木学会全国大会第65回年次学術講演会
- Place of Presentation
  札幌市
- Year and Date
  2010-09-02
- Data Source
  KAKENHI-PROJECT-20360195
[Presentation] Probabilistic approach for structural performance evaluation of port RC structure2010
- Author(s)
  E.Kato, Y.Kawabata, M.Iwanami, H.Yokota
- Organizer
  2nd International Conference on Durability of Concrete Structures
- Place of Presentation
  北海道大学,札幌市
- Year and Date
  2010-11-25
- Data Source
  KAKENHI-PROJECT-20360195
[Presentation] Probabilistic Approach for Structural Performance Evaluation of Port RC Structure2010
- Author(s)
  E. Kato, Y. Kawabata, M. Iwanami andH. Yokota
- Organizer
  2nd International Conference on Durability of Concrete Structures ICDCS-2010
- Place of Presentation
  札幌市
- Year and Date
  2010-11-24
- Data Source
  KAKENHI-PROJECT-20360195
[Presentation] Simplified assessment on structural performance of deteriorated concrete members2010
- Author(s)
  H. Yokota, E. Kato and M. Iwanami
- Organizer
  7th International Conference on Fracture Mechanics of Concrete and Concrete Structures
- Place of Presentation
  韓国・済州
- Year and Date
  2010-05-25
- Data Source
  KAKENHI-PROJECT-20360195
[Presentation] Chloride ion diffusion coefficient and surface chloride ion concentration of concrete of port structures2009
- Author(s)
  Akira, Y., Yamaji, T., Iwanami, M., Yokota, H.
- Organizer
  4th International Conference on Construction Materials
- Place of Presentation
  名古屋国際会議場(名古屋市)
- Year and Date
  2009-08-24
- Data Source
  KAKENHI-PROJECT-20360195
[Presentation] Development of life cycle management system for open-type wharf2009
- Author(s)
  Kato, E., Iwanami, M., Yokota, H.
- Organizer
  8th International Symposium on New Technologies for Urban Safety in Mega Cities in Asia
- Place of Presentation
  Incheon(Korea)
- Year and Date
  2009-10-16
- Data Source
  KAKENHI-PROJECT-20360195
[Presentation] Chloride penetration in marine concrete structures after 40 years in service2009
- Author(s)
  Kato, E., Akira, Y., Iwanami, M., Yokota, H.
- Organizer
  4th International Conference on Construction Materials
- Place of Presentation
  名古屋国際会議場(名古屋市)
- Year and Date
  2009-08-24
- Data Source
  KAKENHI-PROJECT-20360195
[Presentation] Chloride penetration in marine concrete structures after 40years in service2009
- Author(s)
  E. Kato, Y. Akira, M. Iwanami and H.Yokota
- Organizer
  4th International Conference on Construction Materials
- Place of Presentation
  日本・名古屋市
- Year and Date
  2009-08-24
- Data Source
  KAKENHI-PROJECT-20360195
[Presentation] Development of life cycle management system for open-type wharf2009
- Author(s)
  E. Kato, M. Iwanami and H. Yokota
- Organizer
  8th International Symposium on New Technologies for Urban Safety in Mega Cities in Asia
- Place of Presentation
  大韓民国・Incheon
- Year and Date
  2009-10-16
- Data Source
  KAKENHI-PROJECT-20360195
[Presentation] Structural performance evaluation and reinforcement of RC columns damaged by alkali-silica reaction2008
- Author(s)
  M. Iwanami, Y. Kawabata, Y. Akira, E. Kato, H. Yokota
- Organizer
  2nd International Workshop on Life Cycle Management of Coastal Concrete Structures
- Place of Presentation
  中華人民共和国・杭州
- Year and Date
  2008-11-27
- Data Source
  KAKENHI-PROJECT-20360195
[Presentation] Simplified assessment for structural performance of deteriorated RC deck2008
- Author(s)
  E. Kato, H. Yokota, M. Iwanami, Y. Akira, Y. Kawabata
- Organizer
  2nd International Workshop on Life Cycle Management of Coastal Concrete Structures
- Place of Presentation
  中華人民共和国・杭州
- Year and Date
  2008-11-27
- Data Source
  KAKENHI-PROJECT-20360195
[Presentation] Performance Evaluation of Corroded RC Beams2008
- Author(s)
  H. Yokota, E. Kato
- Organizer
  2008 KCI-JCI-TCI Symposium on Assessment of Existing Structures
- Place of Presentation
  大韓民国・Ilsan
- Year and Date
  2008-11-08
- Data Source
  KAKENHI-PROJECT-20360195
[Presentation] Influence of Localized Corrosion of Steel Bars on Load Carrying Capacity of Reinforced Concrete Beams2008
- Author(s)
  E. Kato, H. Hamada, M. Iwanami and H. Yokota
- Organizer
  International Conference on Durability of Concrete Structures
- Place of Presentation
  中華人民共和国・杭州
- Year and Date
  2008-11-26
- Data Source
  KAKENHI-PROJECT-20360195
[Presentation] Chloride Penetration in Marine Concrete Structures After 40 Years in Service2008
- Author(s)
  H. Yokota, E. Kato, Y. Akira, H. Hamada
- Organizer
  11th East Asia-Pacific Conference on Structural Engineering & Construction
- Place of Presentation
  中華民国・台北
- Year and Date
  2008-11-21
- Data Source
  KAKENHI-PROJECT-20360195
[Presentation] Life-cycle management of concrete structures in coastal area2008
- Author(s)
  H. Yokota, M. Iwanami, E. Kato, T. Yamaji
- Organizer
  2nd International Workshop on Life Cycle Management of Coastal Concrete Structures
- Place of Presentation
  中華人民共和国・杭州
- Year and Date
  2008-11-27
- Data Source
  KAKENHI-PROJECT-20360195
[Presentation] Chloride-Induced Corrosion of Reinforcement and Its Effect on Performance of Structures2008
- Author(s)
  H. Yokota, E. Kato, M. Iwanami
- Organizer
  International Conference on Durability of Concrete Structures, ICDCS-2008
- Place of Presentation
  中華人民共和国・杭州
- Year and Date
  2008-11-26
- Data Source
  KAKENHI-PROJECT-20360195
[Presentation] Influence of Localized Corrosion of Steel Bars on Load Carrying Capacity of Reinforced Concrete Beams2008
- Author(s)
  E. Kato, H. Hamada, M. Iwanami, H. Yokota
- Organizer
  International Conference on Durability of Concrete Structures, ICDCS-2008
- Place of Presentation
  中華人民共和国・杭州
- Year and Date
  2008-11-26
- Data Source
  KAKENHI-PROJECT-20360195
[Presentation] Chloride-Induced Corrosion of Reinforcement and Its Effect on Performance of Structures2008
- Author(s)
  H. Yokota, E. Kato and M. Iwanami
- Organizer
  International Conference on Durability of Concrete Structures
- Place of Presentation
  中華人民共和国・杭州
- Year and Date
  2008-11-26
- Data Source
  KAKENHI-PROJECT-20360195
[Presentation] Influence of Initial Curing on Chloride Penetrating Characteristics in Concrete Exposed to Different Marine Environment2008
- Author(s)
  W. Xue, J. Dai J, H. Yokota, W. Jin
- Organizer
  7th Int'l Symposium on New Technologies for Urban Safety of Mega Cities in Asia
- Place of Presentation
  中華人民共和国・北京
- Year and Date
  2008-10-22
- Data Source
  KAKENHI-PROJECT-20360195
[Presentation] Modeling of Tension Stiffness Deterioration in RC Tensile Ties Due to Rebar Corrosion2007
- Author(s)
  Dai J, Kato E, Iwanami M and Yokota H
- Organizer
  5th International Conference on Concrete under Severe Conditions, Environment and Loading
- Place of Presentation
  Tours, France
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-18360221
[Presentation] Maintenance Strategy of Harbor Structures in Japan Based on Life-Cycle Management2007
- Author(s)
  Yokota H, Iwanami M, Yamaji T and Kato E
- Organizer
  2nd International Workshop on Lifetime Engineering of Civil Infrastructure
- Place of Presentation
  Ube, Japan
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-18360221
[Presentation] Corrosion of Reinforcement and Its Effect on Structural Performance in Marine Concrete Structures2007
- Author(s)
  Yokota H, Kato E and Iwanami M
- Organizer
  International Corrosion Engineering Conference
- Place of Presentation
  Seoul, Korea
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-18360221
[Presentation] Maintenance Strategy of Harbor Structures in Japan Based on Life-Cycle Management2007
- Author(s)
  Yokota H, Iwanami M, Yamaji T and Kato E
- Organizer
  2nd International Workshop on Lifetime Engineering of Civil Infrastructure
- Place of Presentation
  山口県宇部市
- Year and Date
  2007-11-29
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-18360221
[Presentation] Structural Capacity of Deteriorated Reinforced Concrete Pier Deck in Marine Environment2007
- Author(s)
  Yokota H, Iwanami M and Kato E
- Organizer
  5th International Conference on Concrete under Severe Conditions, Environment and Loading
- Place of Presentation
  Tours, France
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-18360221
[Presentation] Influence of corrosion of steel bar on structural performance of RC column, Real Structures2006
- Author(s)
  Kato E, Iwanami M and Yokota H
- Organizer
  10th East Asia-Pacific Conference on Strustural Engineering & Construction
- Place of Presentation
  Bangkok, Thailand
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-18360221
[Presentation] Deterioration and structural performance of RC deck of existing pier2006
- Author(s)
  Yokota H, Iwanami M, Kato E and Akira Y
- Organizer
  2nd ACF International Conference
- Place of Presentation
  Bali, Indonesia
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-18360221
[Presentation] Variability in Chloride-Induced Deterioration of Marine Concrete Structures2006
- Author(s)
  Yokota H
- Organizer
  International Seminar on Durability and Lifecycle Evaluation of Concrete Structures-2006
- Place of Presentation
  Higashi-Hiroshima, Japan
- Year and Date
  2006-09-26
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-18360221
[Presentation] Formulation of life-cycle maintenance scenario for existing open-type wharf2006
- Author(s)
  Yokota H, Yamauchi H, Kato E and Iwanami M
- Organizer
  5th International Symposium on New Technologies for Urban Safety Mega Cities in Asia
- Place of Presentation
  Phuket, Thailand
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-18360221
[Presentation] 海岸保全施設の維持管理に望むこと
- Author(s)
  横田弘
- Organizer
  第17回海岸シンポジウム
- Place of Presentation
  新宿明治安田生命ホール（東京都新宿区）
- Invited
- Data Source
  KAKENHI-PROJECT-24360174
[Presentation] Prediction of extreme crack width of concrete coastal facilities based on extreme statistics
- Author(s)
  Hiroshi Yokota
- Organizer
  Fourth International Symposium on Life-Cycle Civil Engineering
- Place of Presentation
  リーガロイヤルホテル東京（東京都）
- Year and Date
  2014-11-16 – 2014-11-19
- Data Source
  KAKENHI-PROJECT-24360174
[Presentation] Practical application of life-cycle management system for shore protection facilities
- Author(s)
  Hiroshi Yokota
- Organizer
  Fourth International Symposium on Life-Cycle Civil Engineering
- Place of Presentation
  リーガロイヤルホテル東京（東京都）
- Year and Date
  2014-11-16 – 2014-11-19
- Invited
- Data Source
  KAKENHI-PROJECT-24360174
[Presentation] 海岸コンクリート構造物の健全度調査結果の統計解析
- Author(s)
  一家優太，横田弘，橋本勝文，古谷宏一
- Organizer
  平成25年度土木学会北海道支部年次技術研究発表会
- Place of Presentation
  札幌コンベンションセンター（札幌市）
- Data Source
  KAKENHI-PROJECT-24360174

1. KATO Ema (90371765)

# of Collaborated Projects: 3 results

# of Collaborated Products: 54 results
2. IWANAMI Mitsuyasu (90359232)

# of Collaborated Projects: 2 results

# of Collaborated Products: 52 results
3. SHIMOMURA Takumi (40242002)

# of Collaborated Projects: 2 results

# of Collaborated Products: 1 results
4. SATO Yasuhiko (60261327)

# of Collaborated Projects: 2 results

# of Collaborated Products: 1 results
5. HASHIMOTO Katsufumi (30609748)

# of Collaborated Projects: 2 results

# of Collaborated Products: 21 results
6. NIWA Junichiro (60164638)

# of Collaborated Projects: 2 results

# of Collaborated Products: 1 results
7. KATO Yoshitaka (80272516)

# of Collaborated Projects: 1 results

# of Collaborated Products: 30 results
8. WATANABE Yasunori (20292055)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
9. OTSUKI Nobuaki (40211106)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
10. KONO Katsuya (40361779)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
11. MIKI Tomohiro (30401540)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
12. HAMADA Yuzuru

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results

YOKOTA Hiroshi 横田 弘

Research Projects

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Effectiveness of nylon fiber recycled from fishing net as a repair material to restore structural capacityPrincipal Investigator

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Performance recovery and life extension of deteriorated reinforced concrete members by repeated applications of repairPrincipal Investigator

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Determinaion of damage index on long un-reinforced concrete structures relating to disaster preventionPrincipal Investigator

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Reliability of life prediction on deteriorated concrete structuresPrincipal Investigator

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Evaluation on spatial variability of corrison of steel bar in marine concrete structurePrincipal Investigator

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Research on Rational Design of Prestressed Concrete Structures

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Research on the Application of Newly Developed Prestressed Concrete Structures

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[Book] Handbook of Concrete Durability2010

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[Book] Handbook of Concrete Durability2010

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[Journal Article] Effectiveness of recycled nylon fiber from waste fishing net with respect to fiber reinforced mortar2017

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[Journal Article] Effectiveness of recycled nylon fibers as reinforcing material in mortar2016

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[Journal Article] 漁網を利用したリサイクルナイロン繊維のモルタル補強材としての有効性2016

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[Journal Article] Effects of Electrochemical Chloride Extraction on Hydrated Products of Various Cement Paste Systems2015

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[Journal Article] PHYSICAL AND CHEMICAL CHANGES OF MORTAR INDUCED BY REPEATED ELECTROCHEMICAL CHLORIDE EXTRACTION2015

Author(s)

YOKOTA Hiroshi 横田弘