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OCEAN1100HE harsh environment semisubmersible

OCEAN1100-HE Semi-submersible

Cost-efficient Performance

  • Description Description
  • Ruler Specifications
  • Resources Resources

The OCEAN1100-HE is a four-column drilling semi-submersible that is part of the GustoMSC OCEAN series. The OCEAN series consists of a wide range of semi-submersible designs for offshore drilling, tender drilling, well-intervention, accommodation, construction, and heavy lifting. The OCEAN1100-HE is a tailor-made drilling semi-submersible for harsh environment areas and worldwide operations in water depths of up to 1,500 m (5,000 ft). The semi-submersible hull shape is especially designed for low motion characteristics and optimum station keeping capabilities. For station keeping various options are available, DP3, thruster assisted mooring, or fully moored.


  • Harsh environment
  • 1,500 m water depth
  • High variable deck load
  • Large deck area
  • Optimized hull shape for harsh environment
  • High operability
  • Various station keeping options
  • Simple construction
  • The OCEAN series can be fully customized to owner’s specific requirements

Main Characteristics

 Deck length 88.0 m
 Deck width 85.0 m
 Depth to main deck 46.5 m
 Accommodation 150 PoB
 Large variable load 14,000 mt
 Large deck area 7,500 m2
 Max. water depth  1,500 m
  • OCEAN1100-HE Brochure
Sea Installer Challenger at Borssele offshore wind farm

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Ideas may start on paper, but our designs are brought to life each day as they serve the marine and offshore industries. View our reference list of field-proven designs and vessels.

GustoMSC Reference List

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