Customers: GVA Consultants
Owner: Petroserv SA
Shipyard: Daewoo Shipbuilding & Marine Engineering Co
Main dimensions:
LOA116.6 m | |
Beam over all | 96.7 m |
Beam outside pontoons | 78.1 m |
Height, baseline to upper deck | 45.0 m |
Length of pontoons | 108.8 m |
Draught, operating | 23.0 m |
Air gap operation / survival | 13.5 / 17.5 m |
Capacities | Variable deck load capacity in excess of 8500 metric tonnes. |
Accommodation | 152 persons (Temporary 174) |
Electric power system with 8 x diesel generators | 5000 kW each |
Propulsion power with 8 x thrusters | 3800 kW each |
Regulatory requirements | DNV Offshore Codes, IMO DP class 3 |
Commission:
Subcontracted personnel to GVA-C for participation in the following scope of work under GVA-C management for the GVA7500 semi-submersible drilling unit:
- Basic engineering arrangements, calculations, system PIDs, system descriptions, conceptual routings and preliminary weight estimations for machinery, ventilation and HVAC.
- El. equipment arrangements, load analysis, system descriptions, block diagrams and single line diagrams for electric and instrumentation.

Jaakko Lappi
Sales, cruise ships and offshore
Tel. +358 9 4788 4424
Mobile +358 40 0807 587
jaakko.lappi@deltamarin.com
Sales, cruise ships and offshore
Tel. +358 9 4788 4424
Mobile +358 40 0807 587
jaakko.lappi@deltamarin.com
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