Research field (2)：
Geotechnical engineering
, Rural environmental engineering and planning
Research theme for competitive and other funds (3)：
2023 - 2025 埋設パイプラインの屈曲条件がスラスト抵抗力に与える影響の解明
2020 - 2023 既設老朽開水路の圧力パイプライン化による施設の長寿命化に関する研究
2022 - 2022 農業用パイプラインの長寿命化に向けた屈曲部の対策工法と維持管理手法の開発
Papers (11)：
Yoko Ohta, Yutaka Sawada, Megumi Kitada, Toshinori Kawabata. Improved Thrust Restraint Design Considering Displacement of Pipe Bend and Joint Separation. Journal of Pipeline Systems Engineering and Practice. 2023. 14. 2
Yoko OHTA, Taishi NAGATANI, Yutaka SAWADA, Toshinori KAWABATA. EFFECTIVENESS OF EXISTING CHANNEL WALL ON THRUST RESTRAINT FOR PIPE BENDS AND EFFECT OF GEOGRID ON REINFORCEMENT OF CHANNEL. Geosynthetics Engineering Journal. 2022. 37. 1-8
Yusuke Sonoda, Yutaka Sawada, Kohei Ono, Yoko Ohta, Toshinori Kawabata. Three-dimensional Deformation Behavior for Buried Pipe Joints Subjected to Local Differential Settlement Using Three-direction Strain Measurement. Transportation Infrastructure Geotechnology. 2022
Yoko Ohta, Yutaka Sawada, Mitsuru Ariyoshi, Yoshiyuki Mohri, Toshinori Kawabata. Effects of gravel layer as thrust restraint for pipe bends subjected to earthquake loading. International Journal of Physical Modelling in Geotechnics. 2022. 22. 2. 1-12
ARIYOSHI Mitsuru, OHTA Yoko, SAWADA Yutaka, MOHRI Yoshiyuki, IZUMI Akira, KAWABATA Toshinori. Dynamic Centrifuge Experiments on Thrust Restraint for Pipe Bend Using Consolidation Method for Backfill Material. Transactions of The Japanese Society of Irrigation, Drainage and Rural Engineering. 2021. 89. 2. I_235-I_241
