Search for PARI Report/Technical Note
Hydraulic Characteristics of Curved Double Slit Caisson Breakwater
Port and Airport Research Institute 0720
December, 1999
Maritime Structues Laboratory
Shigeo TAKAHASHI,Tokuzo HOSOYAMADA,Tadashi KATAYAMA
The curved slit caisson breakwater is a kind of perforated-wall caisson with an arc-shaped slit wall, The caisson is very stable ...
A Study on the Characteristics of Motions of Pleasure Boats and Floating Piers in a Marina
Port and Airport Research Institute 0950
December, 1999
Offshore Structures Laboratory
Satoru SHIRAISHI,Kengo NAZATO,Hiroyasu KAWAHARA
Nowadays, construction and planning of marinas, which moor pleasure boats, are promoted. Most facilities are used to construct ca...
Present State of Timber Structures and Trial Designs of Wharves
Port and Airport Research Institute 0949
December, 1999
Masao YAMADA,Hiroshi YOKOTA
Present states of resources, strength, durability of timber structures were reviewed.Then trial designs of wharves with timber st...
The model experiment on artificial beach stabilization by Island-type headland
Port and Airport Research Institute 0948
December, 1999
Katsuya HIRAYAMA,Haruhiro MARUYAMA,Tetsuya HIRAISHI
The model test on the stability of sediments for the artificial beach constructed in the toribar district in the Hirara port is c...
Tidal Flat Environmental Surveys - Determination of the Effects of Environmental Conditions on Benthic Communities -
Port and Airport Research Institute 0947
September, 1999
Keita FURUKAWA,Tomohiro KUWAE,Yasushi HOSOKAWA
A series of environmental surveys on an intertidal flat in the inner part of Tokyo bay were conducted. The survey aims were: (1)to...
Applicability of Reinforced Earth Method to Sea Revetment
Port and Airport Research Institute 0946
September, 1999
Yoshiaki KIKUCHI,Masaki KITAZUME,Yuji KAWADA
To introduce the technique of reinforced earth methods to construction of port facilities such as sea revetment, the applicabilit...
The Effect of Surface Configuration of Rubble Mounds on the Stress on the Bottom Slab of Caisson
Port and Airport Research Institute 0945
September, 1999
Structural Dynamics Laboratory
Masafumi MIYATA,Takahiro SUGANO,Takashi NAGAO,Katsuji SHINOHARA,Takamichi KONDOH
In Japan, divers make the suface of a rubble rock foundations flat to avoid intensive forces acting on the bottom slab of a caiss...
Earthquake response observation & analysis of composite breakwater in deep sea(60m depth class)
Port and Airport Research Institute 0944
September, 1999
Earthquake Disaster Prevention Laboratory
Takumi SHINOZAWA,Kouichirou HAYASHI,Tomonobu HIRAIDE,Susumu IAI,Tatsuo UWABE
Seismic response of a composite breakwater 60 m deep has been recorded, including accelerations and hydro dynamic pressures durin...
Verification of Seismic Performance of An Open Piled Pier by an Elasto-Plastic Method and a Simplified Method
Port and Airport Research Institute 0943
September, 1999
Structual Mechanics Laboratory
Hiroshi YOKOTA,Noriyuki KAWABATA,Hiroaki AKUTAGAWA,Kazuyasu KUROSAKI,Toshiaki TSUSHIMA,Noriyoshi HARADA,Akiko YATO
An open piled pier with steel piles has been widely used as a berthing facility in ports and harbors in Japan. The ductility desig...
ANNUAL REPORT ON STRONG-MOTION EARTHQUAKE RECORDS IN JAPANESE PORTS (1998)
Port and Airport Research Institute 0942
September, 1999
Geotechnical Earthquake Engineering Laboratory
Yukihiro SATO,Koji ICHII,Yuko HOSHINO,Yoko SATO,Susumu IAI,Takeshi NAGAO
Since 1962, strong-motion earthquakes and earthquake responses of structures have been observed in the major ports in Japan. By t...
Summary of the NOWPHAS Wave, Tide, and Wind Observation Facilities
Port and Airport Research Institute 0941
September, 1999
Costal Obsevation Laboratory
Kazuteru SUGAHARA,Kazutoshi SATO,Toshihiko NAGAI,Koji KAWAGUCHI
Since 1970, the Port and Harbour Research Institute (PHRI) has been cooperating with the Ports and Harbours Bureau, Ministry of T...
A Study on the Principles of Designing and Composing the Open Spaces in the Waterfronts
Port and Airport Research Institute 0940
September, 1999
Kenji UESHIMA,Masakazu YOSHIMI,Ushio SAITOH
The open spaces in the waterfronts aren't sufficiently designed considering the characteristics of being situated in the w...
Development of the Turbid Water Agglomeration and Seclimentation Technology Using Ultrasonic
Port and Airport Research Institute 0939
June, 1999
Instrumental Construction Control Laboratory
Tomohiro KENMOCHI,Kazuhiro SHIRAI,Muneo YOSHIE
Conventionally, we have removed small particles in muddy water mainly by using agglomerating medicine and filter. In place of thi...
Characteristics of Water Quality and Current Field around the Tsunami Breakwater in Ohfunato Bay during Summer
Port and Airport Research Institute 0938
June, 1999
Environmental Assessment Laboratory
Masashi TOYOTA,Tadashi HIBINO,Dan'o NISHIMORI,Yasushi HOSOKAWA,Hiroichi TSURUYA
This paper describes water quality processes in Ohfunato Bay. In Ohfunato bay, the bottom layer becomes oxygen deficient in summe...
Effect of the Difference of Welding Methods of Welded Steel Bar Mesh on Fatigue Properties of Concrete Beams
Port and Airport Research Institute 0937
June, 1999
Structual Mechanics Laboratory
Ryo SUGAWARA,Hiroshi YOKOTA,Akira MIKAMI,Tetsuji AKIYAMA
Application of welded steel bar mesh is suggested for rational and labor saving construction of RC(reinforced concrete) caissons f...
ANNUAL REPORT ON STRONG-MOTION EARTHQUAKE RECORDS IN JAPANESE PORTS (1997)
Port and Airport Research Institute 0936
June, 1999
Geotechnical Earthquake Engineering Laboratory
Yukihiro SATO Koji ICHII Susumu IAI Yuko HOSHINO Yoko SATO
Since 1962, strong-motion earthquakes and earthquake responses of structures have been observed in the major ports in Japan. By t...
SITE CHARACTERISTICS OF STRONG-MOTION EARTHQUAKE STATIONS IN PORTS AND HARBOURS IN JAPAN (PART ?)
Port and Airport Research Institute 0935
June, 1999
Geotechnical Earthquake Engineering Laboratory
Koji ICHI,Yukihiro SATO,Yoko SATO,Yuko HOSHINO,Susumu IAI
Since 1962, strong-motion earthquakes and earthquake responses of structures have been observed in the major ports in Japan. The ...
Development of the Cableless Data Acquisition System for Self-Recording Seabed-Installed Type Wave Gauges
Port and Airport Research Institute 0933
June, 1999
Toshihiko NAGAI,Noriaki HASHIMOTO,Tomoharu TAKAHASHI,Kennichi OYAMA,Takashi ISHIHARA
A cableless data acquisition system for self-recording seabed-installed type wave gauges is newly developed by using 100KHz ultra...
Applicability of Standard Energy Spectrum Density for Long Period Waves
Port and Airport Research Institute 0934
March, 1999
Tetsuya HIRAISHI
Long period waves with period of 1 to about 5min sometimes cause the termination of cargo loading and unloading. The mechanism of...
Earthquake Observation and Seismic Response Analysis of Embedded Steel Plate Cellular Bulkheads
Port and Airport Research Institute 0932
March, 1999
Earthquake Disaster Prevention Laboratory
Mitsuhiro NAKAMURA,Tatsuo UWABE
Observation of the dynamic behavior of the embedded steel plate cellular bulkhead during earthquake have been performed at Nagoya...