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1〜12 articles out of 12 articles

Survey on aggregate gradation of asphalt mixture for surface course of Airfield pavement

Port and Airport Research Institute      1350

December, 2018

Pavement Group
Futoshi IZU

Airport is an important infrastructure for air transportation, for runway and taxiway pavement of which an asphalt mixture is usua...

Analysis on Chloride Induced Deterioration Progress in Superstructure of Open-type Wharf with Statistical Methods

Port and Airport Research Institute      1349

December, 2018

Structural Mechanics Group
Yutaka TANAKA,Yuichiro KAWABATA,Ema KATO

Reinforced concrete structures in ports and harbours are exposed to severe environments in terms of chloride induced deterioration...

Damage to Port and Airport Facilities during the 2016 Kumamoto Earthquake Sequence

Port and Airport Research Institute      1348

July, 2018

Engineering Seismology Group
Atsushi NOZU, Futoshi IZU, Shinji SASSA, Eiji KOHAMA, Yousuke OHYA, Ryuji TERADA, Takaaki KOBAYASHI, Akihiko KONDO, Yosuke NAGASAKA, Takeshi SUZUKI, Yukitomo TSUBOKAWA, Ryoji NAITO, Masahiro TAKENOBU, Yusuke FUKUNAGA, Takashi KIDOU

In response to the occurrence of the 2016 Kumamoto earthquake sequence, the National Institute for Land and Infrastructure Managem...

Annual Report on Strong-Motion Earthquake Records in Japanese Ports (2016)

Port and Airport Research Institute      1347

June, 2018

Engineering Seismology Group
Atsushi NOZU,Yosuke NAGASAKA

Since 1962, strong ground motions and earthquake responses of structures have been observed in the major ports in Japan. In 2016, ...

Accuracy verification of Airborne Laser Bathymetry in the surf zone

Port and Airport Research Institute      1346

June, 2018

Coastal and Estuarine Sediment Dynamics Group
Satoshi NAKAMURA,Masayuki BANNO,Taichi KOSAKO,Shin-ichi YANAGISHIMA,Hideto YASUDA

The Airborne Laser Bathymetry (ALB) and the topographic survey along the observation pier of the Hazaki Oceanographical Research S...

Modeling of Ship Wave Generation for NOWT-PARI and Its Verification- To Apply the Model for Port and Harbor Operation -

Port and Airport Research Institute      1345

June, 2018

Wave Group
Katsuya HIRAYAMA, Naoto HIGUCHI, Junya NAGANUMA

In recent busy ports and harbors, their tranquility must be affected with not only storm waves propageted from outside but also ha...

Applicability of pile foundations at confined disposal facilities in coastal area Part 2: in situ demonstration for pile-driving and impermeable performance at the landfill for waste incineration residue

Port and Airport Research Institute      1344

June, 2018

Foundations Group
Takaaki MIZUTANI, Yoshiyuki MORIKAWA, Yoichi WATABE, Yukio TSUDA, Yuji MIYAHARA, Takayuki MATSUMOTO, Jun MATSUO, Yu ICHIKAWA, Nobuharu MATSUMOTO, Teiji TAKAGI, Kazuhiro UENAKA

A study on techniques applied to the construction of foundations at the confined waste disposal facilities have been conducted. As...

Seismic coefficients of coastal parapet levees considering the dynamic response characteristics and applicability to performace verification

Port and Airport Research Institute      1343

June, 2018

Earthquake and Structural Dynamics Group
Eiji KOHAMA, Ryota NATSUSAKA, Hirofumi FUKAWA

This study aimed to develop the design method for evaluating the seismic coefficients of coastal parapet levees with regard to lev...

Annual Report on Nationwide Ocean Wave Information Network for Ports and Harbours (NOWPHAS 2016)

Port and Airport Research Institute      1342

June, 2018


Koji KAWAGUCHI, Fumikazu SUEHIRO, Takashi FUJIKI, Hitoshi TAMURA

Since 1970, the Ports and Harbours Bureau, Ministry of Land, Infrastructure, Transport and Tourism and its asso-ciated organizatio...

Study on Tractive Forces of Ships Acting on Mooring Posts and Bollards

Port and Airport Research Institute      1341

March, 2018

Director of Coastal and Ocean Engineering Department
Haruo YONEYAMA

In this study, I calculated and evaluated the tractive forces acting on mooring posts and bollards by carrying out the simulation ...

Proposal of Regression Equations for Displacement Tonnage of Ships

Port and Airport Research Institute      1340

March, 2018

Director of Coastal and Ocean Engineering Department
Haruo YONEYAMA

In this study, I calculated and evaluated the regression equations of displacement tonnage of ships by carrying out the statistica...

Study on chloride ion diffusion property of concrete based on long-term exposure test and investigation to actual structure

Port and Airport Research Institute      1339

March, 2018

Materials Group
Kazuhide YONAMINE, Toru YAMAJI, Ema KATO, Yuichiro KAWABATA

In this study, at first, mechanism of chloride ion diffusion was investigated based on the long term marine exposure test. Next, e...