Search Results 1-17 of 17

  • A RISK ASSESSMENT OF LOGISTICS DEGRADATION DUE TO THE NANKAI TROUGH EARTHQUAKE ALONG THE COAST AREA IN OSAKA BAY  [in Japanese]

    宇野 宏司 , 柿木 哲哉

    土木学会論文集. B2, 海岸工学 Journal of Japan Society of Civil Engineers. 土木学会海岸工学委員会 編 74(2), I_469-474, 2018

  • A RISK ASSESSMENT OF LOGISTICS DEGRADATION DUE TO THE NANKAI TROUGH EARTHQUAKE ALONG THE COAST AREA IN OSAKA BAY  [in Japanese]

    UNO Kohji , KAKINOKI Tetsuya

    …  Osaka bay area are concerned that they will suffer tremendous tsunami due to the Nankai Trough Earthquake which is believed to occur reliably in the near future. … In this study, we investigated the risk of tsunami damage at river bridges and major traffic nodes in the coastal area of the Osaka bay area using the damage estimation of the Nankai Trough massive earthquake by the Cabinet Office in 2012. …

    Journal of Japan Society of Civil Engineers, Ser. B2 (Coastal Engineering) 74(2), I_469-I_474, 2018

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  • High Resolution Numerical Model for Salinity Transport in Rivers During a Tsunami Attack

    Nagashima Hiroshi , Yoneyama Nozomu

    … <p>In the event of a tsunami, saltwater flows into rivers and water purification plants must stop taking water from rivers to prevent entry of saline water into the plant owing to potential damage to machinery and contamination of the system. …

    Journal of Disaster Research 13(4), 767-779, 2018

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  • SUGGESTION OF A NUMERICAL ANALYSIS METHOD FOR SALINITY TRANSPORT IN RIVERS DURING A TSUNAMI ATTACK  [in Japanese]

    NAGASHIMA Hiroshi , YONEYAMA Nozomu

    …  The Nankai Trough Earthquake Tsunami is predicted to occur in the near future in Japan. … One of the measures to be undertaken against a tsunami attack is to predict the duration for which the water intakes of a nearby water purification plant in the estuary region are to be shutdown to prevent machinery damage due to salinization. … In the tidal area of the Yodo River in Osaka, western Japan, there is an estuary barrage and many intakes upstream. …

    Journal of Japan Society of Civil Engineers, Ser. B2 (Coastal Engineering) 73(1), 19-32, 2017

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  • Accuracy Verification and Characterization of Numerical Simulation of Tsunami Run Up into Rivers  [in Japanese]

    AOYAMA Yasuhisa , ADITYAWAN Mohammad Bagus , MITOBE Yuta , KOMORI Daisuke , TANAKA Hitoshi

    … <p> The Tohoku Earthquake and Tsunami in 2011 caused severe damage not only to coastal structures, but also to riverine structures because of long-distance tsunami propagation into coastal rivers that empty into the Pacific Ocean. …

    JOURNAL OF JAPAN SOCIETY OF HYDROLOGY AND WATER RESOURCES 30(1), 32-42, 2017

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  • TSUNAMI PROPAGATION INTO RIVERS IN TOHOKU DISTRICT  [in Japanese]

    KAYANE Kosuke , ROH Min , TANAKA Hitoshi , UMEDA Makoto , MANO Akira , SASAKI MANO , KAWAGOE Seiki , TSUCHIYA Mitsukuni , MITOBE Yuta

    … On March 11, 2011, the Great East Japan Earthquake generated huge tsunami waves. … Then, tsunami propagation occurred and expanded the flooded area. … Tsunami propagation distance was collected and analyzed to estimate the area where we need the defense. …

    Journal of Japan Society of Civil Engineers, Ser. B1 (Hydraulic Engineering) 70(4), I_1165-I_1170, 2014

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  • Estimation of Wave Celerity, Discharge and Flow Velocity of Tsunami Propagating into A River  [in Japanese]

    ROH Min , ADITYAWAN Mohammad Bagus , TANAKA Hitoshi

    … Estimation of tsunami celerity, flow velocity and discharge induced by the 2011 Tohoku Tsunami is conducted using observed water level data. … The tsunami celerity in river is estimated by analyzing water level data. … Based on the verification result, the estimation method applies real observation data to obtain the velocity and discharge induced by the tsunami wave. …

    Journal of Japan Society of Civil Engineers, Ser. B2 (Coastal Engineering) 69(2), I_256-I_260, 2013

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  • Influence of River Bed Slope for Tsunami Propagation into Rivers  [in Japanese]

    茅根 康佑 , 田中 仁 , ADITYAWAN Mohammad Bagus

    土木学会論文集. B2, 海岸工学 68(2), 176-180, 2012

  • MEASUREMENT OF THE FLOW VELOCITY FOR TSUNAMI WAVE PROPAGATION

    ROH Min , ADITYAWAN Mohammad Bagus , TANAKA Hitoshi

    …  The flow velocity of tsunami wave was estimated by using Particle Image Velocimetry(PIV) and Particle Tracking Velocimetry(PTV). … These methods have many advantages that can be used to measure velocity under limited data such as the 2011 off the Pacific Coast of Tohoku Tsunami. … The method is expected to perform well for analyzing videos and providing information in tsunami cases where there is no adequate measurement data. …

    Journal of Japan Society of Civil Engineers, Ser. B3 (Ocean Engineering) 68(2), I_72-I_77, 2012

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  • STUDY ON TSUNAMI CELERITY AND VELOCITY ASCENDING RIVERS  [in Japanese]

    ROH Min , TANAKA Hitoshi , ADITYAWAN Mohammad Bagus , MANO Akira , UDO Keiko

    … On March 11, 2011, the Great East Japan Earthquake generated huge tsunami waves, and severe devastating damages have been induced on the East Japan coastal area. … Several video images taken during this tsunami event in Sendai Plane were collected and analyzed to estimate celerity of tsunami propagated into river and land area. …

    Journal of Japan Society of Civil Engineers, Ser. B1 (Hydraulic Engineering) 68(4), I_253-I_258, 2012

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  • TSUNAMI PROPAGATION UP RIVERS IN HOKKAIDO CAUSED BY 2011 TOHOKU PACIFIC COAST EARTHQUAKE  [in Japanese]

    ABE Takaaki , YOSHIKAWA Yasuhiro , YASUDA Hiroyasu , HIRAI Yasuyuki

    … The propagation of the tsunami into rivers in Hokkaido, generated by the 2011 Tohoku Pacific Coast Earthquake, is described using data from water level gauges in rivers. … The tsunami first struck the Ohtsu (Tokachi River) and the Tottori (Shin-Kushiro River) gauge stations at the same time around 15:47 (UTC+09:00). … The tsunami also intruded other six Class-1 rivers in Hokkaido. …

    Journal of Japan Society of Civil Engineers, Ser. B1 (Hydraulic Engineering) 68(4), I_1525-I_1530, 2012

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  • Influence of River Bed Slope for Tsunami Propagation into Rivers  [in Japanese]

    KAYANE Kousuke , TANAKA Hitoshi , ADITYAWAN Mohammad Bagus

    Tsunami intrusion into river is investigated in this study. … Investigation and analyses were conducted based on water level measurement data and bed slope at several rivers in Tohoku region during The Great East Japan Tsunami, 2011 and The Great Chillean Tsunami, 2010. …

    Journal of Japan Society of Civil Engineers, Ser. B2 (Coastal Engineering) 68(2), I_176-I_180, 2012

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  • Influence of River Mouth Topography and Tidal Variation on Tsunami Propagation into Rivers  [in Japanese]

    茅根 康佑 , 盧 敏 , 田中 仁 [他]

    土木学会論文集. B2, 海岸工学 67(2), 246-250, 2011

  • PROPAGATION OF 2010 CHILEAN TSUNAMI INTO RIVERS IN TOHOKU DISTRICT -TSUNAMI INTRUSION AND RIVER MOUTH MORPHOLOGY-  [in Japanese]

    TANAKA Hitoshi , NGUYEN Xuan Tinh , ROH Min , NGUYEN Xuan Dao

    … Serious Chilean Earthquake, rating magnitude of 8.8, occurred on February 27, 2010, and caused large tsunami waves in the Pacific Ocean after that. … The main objective of this study is to investigate the tsunami wave propagation into rivers with different morphologies based on a range of details measurement data sets from 20 rivers. …

    Journal of Japan Society of Civil Engineers, Ser. B1 (Hydraulic Engineering) 67(4), I_1627-I_1632, 2011

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  • Influence of River Mouth Topography and Tidal Variation on Tsunami Propagation into Rivers

    KAYANE Kousuke , ROH Min , TANAKA Hitoshi , NGUYEN Xuan Tinh

    … By analyzing the detailed water measurement data sets outside/inside of rivers in Tohoku District which were caused by the 2010 Chilean Tsunami, the influences of this tsunami event are estimated. … Based on the topographical river mouth, the relationship between river characteristics and tsunami wave height reduction can be derived empirically. …

    Journal of Japan Society of Civil Engineers, Ser. B2 (Coastal Engineering) 67(2), I_246-I_250, 2011

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  • The study of numerical simulation of tsunami propagation in steep stream river  [in Japanese]

    Kudo Kentaro , Tamada Takashi , Yasuda Hiroyasu

    … This study analyzed the extent of tsunami propagation and the behavior of tsunami water level into the river through the study of Mukawa River and Sanikawa River that face the Pacific Ocean. …

    Journal of applied mechanics (11), 577-586, 2008

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  • Effect of Tsunami Run-up on Intake Water Quality in a River.  [in Japanese]

    SATO Hiroaki , MURAKAMI Hitoshi , KOZUKI Yasunori , KURATA Kengo

    … The effect of tsunami run-up on the intake water in a river was estimated. … Particularly, the salinity rise of river by tsunami run-up was investigated. … The tsunami propagation at the onshore and offshore was calculated. …

    ENVIRONMENTAL ENGINEERING RESEARCH (39), 185-190, 2002

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