Search for PARI Report/Technical Note
In-Situ Verification Test of Lift-Up Method for PC Pavements
Port and Airport Research Institute 0689
December, 1990
Runways Laboratory
Yoshitaka HACHIYA,Masashi KAMINAKA,Shuichi SODA,Yoshio MORI
Lift-up method of settled prestressed concrete (PC) pavements has been developed. In order to establish this procedure, PC paveme...
Study on Determination of Undrained Strength of Clayey Ground by Mean of Triaxial Test
Port and Airport Research Institute 0688
December, 1990
Runways Laboratory
Takashi TSUCHIDA
The determination of the undrained strength of n-situ soft marine clays is studied. The content of this study is summarized as fo...
Damage on the Port and Airport Facilities Caused by the 1989 Loma Prieta Earthquake
Port and Airport Research Institute 0691
December, 1990
Structual Mechanics Laboratory
Takamasa INATOMI,Motoki KAZAMA
On the evening of October 17,1989, the Loma Prieta earthquake of magnitude of 7.1 occurred with its epicenter off Santa Cruz, loca...
Experiments on the Effects of Artificial Seaweed on the Sand Movement
Port and Airport Research Institute 0692
December, 1990
Maritime Obsevation Laboratory
Kazuteru SUGAHARA,Isao IRIE
Recently, there have been a high demand for new ways of coastal protection works which enable the coasts to hold safety for the p...
Strength Properties of a Cylindrical Wall with Many Openings
Port and Airport Research Institute 0690
December, 1990
Structual Mechanics Laboratory
Osamu KIYOMIYA,Masahiro SHIRASAKI,Hiroshi YOKOTA
A double-cylindrical caisson is to create a wide calm water region in deep sea around Japan. The cylindrical wall is subjected to ...
Optimum Design of Caisson Type Structures -Application of A New Method for Calculating the Bearing Capacity of Rubble Mounds and Examination of Optimum Devsign Method-
Port and Airport Research Institute 0693
December, 1990
Design and Construction Technology Laboratory
Masato NAKAMICHI,Noboru KUCHIDA,Hirohumi MORITA,Hajime MATSUI
The new examining method of bearing capacity for eccentric and inclined loads, which is introduced into Technical Standards for P...
Study on Indices to Calculate Design Traffic Volume of The Waterfront Road
Port and Airport Research Institute 0687
September, 1990
Shuichi TSUDA,Hiroshi KATO
On the occasion of waterfront road planning, it is essential to forecast a design traffic volume. Calculation of the design traffi...
An Application of Ship Maneuvering Simulator to Port & Harbor Planning
Port and Airport Research Institute 0686
September, 1990
Yoshinobu HAYAFUJI,Toshiharu MURATA,Takashi NEGI,Futoshi NAKASHIMA
In the case of port & harbour planning, the studies were not been enough progessed, from the view point of ship handling s...
Reduction of Wave Force on a Long Caisson of Vertical Breakwater and its Stability
Port and Airport Research Institute 0685
September, 1990
Maritime Structues Laboratory
Shigeo TAKAHASHI,Kenichirou SHIMOSAKO
A caisson breakwater is one of the typical breakwaters in Japan. Each caisson is 10~20m long in ordinary design, but longer caiss...
Dynamic Responses and Compaction Behabiour of Coral Mixed Soil subjected to the Heavy Tamping
Port and Airport Research Institute 0684
September, 1990
Hiroyuki YANAZAKI,Kouki ZEN,Hiroki KAGAYA
A new method is proposed to estimate the effect of the heavy tamping on the compaction of a coral mixed soil and its valjdity is i...
Features of VTR-Pictuers taken by Submerged Camera and their Applications -Techniques for Taking High Quality VTR-Pictures and Measuring Flow Field in Real-sea-
Port and Airport Research Institute 0683
September, 1990
Yasushi HOSOKAWA,Keita FURUKAWA,Eiichi MIYOSHI
VTR-Pictures taken under water are usually used for aquatic ecological study in situ. The VTR-Pictures contain valuable and variou...
Two-Dimensional Experiments on the Wave Deformation due to currents near a River Mouth
Port and Airport Research Institute 0682
September, 1990
Hydrodynamics Laboratory
Hiroichi TSURUYA,Tomoaki KOREZUMI,Toyoki SASAKI
Deformation of irregular waves due to river flooding and shoaling is examined experimentally. In designing port facilities in an e...
Shaking Table Tests for Hydrodynamic Pressure acting on Double Cylindrical Caisson
Port and Airport Research Institute 0681
September, 1990
Earthquake Disaster Prevention Laboratory
Tatsuo UWABE,Makoto OSADA
Shaking table tests were conducted to investigate characteristics of hydrodybynamic pressure acting on a double cylindrical caisso...
Development of Sand Ripple Meter - Basic Experiments on Ultrasonic Characteristics in Sea Bottom Sand-
Port and Airport Research Institute 0677
June, 1990
Instrumental Construction Control Laboratory
Sumitaka KIHARA,Isao IRIE,Kazumasa KATOH,Shinichi YANAGISHIMA,Yoshiaki KURIYAMA,Kazuhiro SHIRAI,Yasuhisa TSUKASA,Taketo SHINOHARA,Hisashi MIYAZAWA,Hideto ITOH
The ultrasonic sand rippler meter that is buried under the sea bottom is developed for measuring the profile of sand ripples. The ...
Annual Report on Strong-Motion Earthquake Records in japanese Ports (1989)
Port and Airport Research Institute 0676
June, 1990
Geotechnical Earthquake Engineering Laboratory
Eiichi KURATA,Susumu IAI
The report presents results of strong-motion earthquake observation in Japanese ports in 1989. Strong-motion earthquake obse
Field Exposure Test of Corrosion Prevention Method for Steel Piles (interim Report)
Port and Airport Research Institute 0675
June, 1990
Masami ABE,Tsutomu FUKUTE,Kunio YAMAMOTO
To make clear the long term effects and durability of various Kind of corrosion prevention systems for port and harbour steel faci...
Critical Shear Stress for Mud Erosion under Waves or Currents
Port and Airport Research Institute 0674
June, 1990
Hydrodynamics Laboratory
Hiroichi TSURUYA,Syuji EGUCHI,Toyoki SASAKI
A critical shear stress for mud erosion are investigated experimentally. In this study, three types of experiments on mud erosion ...
On Reliability of Wave Forecasting by Empirical Wave Forcasting Models
Port and Airport Research Institute 0673
June, 1990
Maritime Obsevation Laboratory
Koji KOBUNE,Noriaki HASHIMOTO,Yutaka KAMEYAMA
Wave forecast information is fundamental of the safety operation of working vessels for port construction. There are two distinct ...
Development of Plain Data Base System on Airport's Under ground Structures.
Port and Airport Research Institute 0672
June, 1990
Futoshi NAKASHIMA,Yoshinobu HAYAFUJI,Toshiharu MURATA
In airport, there are many kinds of underground structures located, such as underground road, common curvert, drainage facilities ...
Investigation for Maintenance Technology of Port and Coastal Bridges
Port and Airport Research Institute 0671
June, 1990
Kiyoshi AMMA,Hirohumi MORITA
It is often observed that bridges located in port area are damaged by undesirable impacts resulting from severe natural conditions...