新潟港湾空港技術調査事務所
Ministry of Land, Infrastructure, Transport and Tourism Hokuriku Regional Development BureauNiigata Research and Engineering Office for Port and Airport
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  • Introduction of activities
    • For safety of the port
      • Maintenance of large-scaled dredging and oil recovery vessel "Hakusan"
      • Building and maintenance of supervision and survey boats
      • Soft impact grab dredger
    • For safety and comfortable daily life
      • Port and harbor facilities Breakwater, Quay, Harbor side line
        • Harbor side line "Toyama new port East-West line"
        • Construction engineering of the Niigata Minato tunnel
          • verview of the Niigata Minato tunnel
          • Measures for the technical problems
            • 1. Liquefaction countermeasures for Soft sandy ground at Left bank retaining wall section
            • 2. Large-scaled excavation work at soft sandy ground with high ground-water level
            • 3. Seismic design for immersed tube tunnel at Soft sandy ground
            • 4. Creation of symbolic characteristics and realization of amenity space
          • Glossary
      • Coast maintenance facilities, Niigata west coast area
      • Airport facilities
    • More knowledge about ocean
      • Hydraulics model experiment
      • Outline of hydraulic experiment
      • Procedures of model construction
      • Visiting the Laboratory
      • Basic knowledge of wave
    • Technology development for the future
      • Structure diagnosis technology
      • Suction Foundation
      • Use of recycling materials
      • A New Structure Back-parapet Breakwate
      • Development of Seismic Isolation Device for Container Crane
      • Development of Hakusan, A Highly Efficient Floating-Oil-Gathering System
      • New Measure against Coastal Erosion-Analysis of Surface Materials in Protective Construction
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Home
Introduction of activities
For safety of the port

For safety of the port

Contents

Maintenance of large-scaled dredging and oil recovery vessel "Hakusan"

Building and maintenance of supervision and survey boats

Soft impact grab dredger

Introduction of activities
  • For safety of the port
    • Maintenance of large-scaled dredging and oil recovery vessel "Hakusan"
    • Building and maintenance of supervision and survey boats
    • Soft impact grab dredger
  • For safety and comfortable daily life
    • Port and harbor facilities Breakwater, Quay, Harbor side line
      • Harbor side line "Toyama new port East-West line"
      • Construction engineering of the Niigata Minato tunnel
        • verview of the Niigata Minato tunnel
        • Measures for the technical problems
          • 1. Liquefaction countermeasures for Soft sandy ground at Left bank retaining wall section
          • 2. Large-scaled excavation work at soft sandy ground with high ground-water level
          • 3. Seismic design for immersed tube tunnel at Soft sandy ground
          • 4. Creation of symbolic characteristics and realization of amenity space
        • Glossary
    • Coast maintenance facilities, Niigata west coast area
    • Airport facilities
  • More knowledge about ocean
    • Hydraulics model experiment
    • Outline of hydraulic experiment
    • Procedures of model construction
    • Visiting the Laboratory
    • Basic knowledge of wave
  • Technology development for the future
    • Structure diagnosis technology
    • Suction Foundation
    • Use of recycling materials
    • A New Structure Back-parapet Breakwate
    • Development of Seismic Isolation Device for Container Crane
    • Development of Hakusan, A Highly Efficient Floating-Oil-Gathering System
    • New Measure against Coastal Erosion-Analysis of Surface Materials in Protective Construction
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