At the time of investigation “Environmental survey of candidate sea area”

  • Observation system: Automatic observation of marine meteorological and oceanographic data in the candidate sea area
  • Indication of survey area: The investigation area is clearly marked by navigation aids suitable for the area
  • Maintenance management: Maintenance management by aids to navigation specialists
調査時のイメージ写真

Purpose Main Products
Survey of marine
meteorological
and
hydrological data
  • Observation buoy systems
    multi-functional buoys that combine various sensors
    and communication systems to measure
    • wind direction, wind speed,
    • water temperature,
    • currents,
    • waves,
    • etc.
Survey area
management
  • Zeni High Spar Buoy Series
  • Floating buoys
Floating buoys
  • Periodic inspection
  • Monitoring system


Wind direction, wind speed,
waves, water temperature,
air pressure
Current direction,
current speed, waves
Current direction,
current speed
Wind direction,
wind speed, wave
wave, position
風向・風速・波浪・水温・気圧、観測ブイの写真 流向・流速・波浪、観測ブイの写真 流向・流速、観測ブイの写真 風向・風速・波浪、観測ブイの写真 波浪・位置、観測ブイの写真



During construction “Safety measures for offshore construction”

  • Clear indication of channel in the construction area: Clear indication of navigation channels by lighted buoys suitable for the area
  • Indication of facilities and obstructions: Indication of facilities at sea/undersea by light beacons
  • Indication of work/warning vessels: Indication of vessels by light beacons and AIS
橋脚照射灯用灯ろうの写真

Purpose Main Products
Demarcation of
construction area
Channel markers
  • Zeni High Spar Buoy Series
  • Navigation Buoy ZLB Series
  • Swift Current Buoy ZCB Series
  • Medium Size Buoy Series Model 140P, Model103
  • High Wave Type Buoys ZWB/ZWBM Series
Clear indication of
offshore facilities
such as offshore
wind facilities
  • Light Beacons
  • Radar reflectors
  • Fog horns
  • Radar beaons
  • AtoN AIS
  • Class B AIS
For Workboats
and
Patrol Vessels
  • Mooring buoys (Mooring buoy series)
  • Marker buoys for workboat anchors (5NC type, Zeni Hotaru luminous float)
  • Patrol vessel equipment (warning device, signal device, etc.)


Spar Buoys Navigation
Channel Buoys
Lighted Buoys
with radar reflector
Work Area
Demarcation
Work Area
Auxiliary Marker
浮体式灯標の写真 航路用灯浮標の写真 灯浮標レーダーレフ付の写真 作業区域明示の写真 作業区域補助明示の写真



During Operation "Safety Measures for Passing Vessels"

  • Observation system: Automatic observation of oceanographic meteorological and oceanographic data in candidate sea areas
  • Marking of survey area: Demarcation of survey area by aids to navigation
  • Maintenance and management: Maintenance and management by Aids to Navigation experts
橋脚照射灯用灯ろうの写真

Purpose Main Products
Offshore
wind power
facilities, etc.
Indication of
offshore facilities
  • Light Beacon
  • Navigation Aids Power Source (Power Source)
  • Radar Reflector
  • Fog Horn
  • Aids to Navigation AIS
  • Radar Beacon
Area Management of
Power Generation
Facilities
  • Spar Buoys (Zeni High Spar Buoy Series)
  • Floating Buoys
Maintenance
and
operation
  • Periodic inspection work
  • Surveillance system
Others
  • Surface-emitting display board
  • Zeni Post (water life-saving equipment storage facility)


Navigation Lights Power Source for
Aids to Navigation
Lantern
Monitoring System
Periodical
Maintenance
Fog Horn
Navigation Lights photo Power Source for Aids to Navigation photo Lantern Monitoring System photo Periodical Maintenance photo Fog Horn photo