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1〜7 articles out of 7 articles

Research Perspectives for Improving the Productivity and the Sustainability of Port Management

Port and Airport Research Institute      055-04

December, 2016

Director for Special Research
Koji TAKAHASHI

In 2011, the National Diet of Japan passed a law to implement the policy of International Container Strategy Ports, which would be...

Mechanical properties of coral-gravel soil - an integrated governing parameter for undisturbed samples -

Port and Airport Research Institute      55-3

September, 2016

Soil Mechanics and Geo-Environment Group
Youichi WATABE, Takashi KANEKO, Shinji SASSA

Coral gravel soils are composite soils comprising of finger coral fragments and silt matrix. In a case of small amount of coral fr...

Submarine Liquefied Flow Dynamics and Their Analytical Framework with Experimental and Field Validations

Port and Airport Research Institute      055-02-04

June, 2016

Soil Dynamics Group
Shinji SASSA

Seabed ground can flow markedly owing to diverse external loading such as earthquake and tsunami. Recent sonar observations and ge...

Mechanical properties of coral-gravel soil – a parametric study using reconstituted samples –

Port and Airport Research Institute      055-02-03

June, 2016

Soil Mechanics and Geo-Environment Group
Yoichi WATABE, Takashi KANEKO, Shinji SASSA

Coral gravel soils, which are composite soils consisting of finger-coral fragments and silt matrix, are often found in coastal reg...

Field Observations and Numerical Analyses on the Effect of Vegetation on the Hydrodynamics of a Shallow Water Using a New Hydrodynamic Model

Port and Airport Research Institute      055-02-02

June, 2016

Coastal and Estuarine Environment Group
Hirotada MOKI, Yasuyuki NAKAGAWA, Kenta WATANABE, Tatsuki TOKORO, Shigeru MONTANI, Tomohiro KUWAE

Submerged aquatic vegetation (SAV) such as seagrass meadows affects the transport and burial of organic matter (OM) because SAV al...

Numerical Simulation on Tsunami Inundation and Debris Damage by STOC Model

Port and Airport Research Institute      055-02-01

June, 2016

Asia-Pacific Center for Coastal Disaster Research (APaC-CDR)
Takashi TOMITA, Takashi TOMITA, Yu CHIDA

The tsunami of the 2011 Great East Japan Earthquake was higher than tsunamis that had been estimated for tsunami disaster manageme...

Estimation of Axial Capacity of Piles utilizing Load Tests

Port and Airport Research Institute      055-01-01

March, 2016

Foundations Group
Takaaki MIZUTANI

Technical standards and commentaries for port and harbor structures in Japan notes that in-situ load test is one of the estimation...