OSD-IMT Projects Drillship Thruster “Aban Abraham” Upgrade

Drillship Thruster “Aban Abraham” Upgrade

As part of a consortium headed by OSD-IMT Offshore Engineering with partners EPE LTd and Poseidon Maritime Ltd, an upgrade project was undertaken on the pipelay barge Castoro Sei which included a complete new power generation system, engine rooms, switchboard rooms, modifications to the accommodation, and general upgrading of pipe lay equipment and anciliary machinery systems.

Project Man Hours 2200


Type of Vessel
Pelican Class Drillship with Sponsons
Length Overall
148.6 m
Length BP
136.8 m
29.8 m
Depth Mld
12.3 m
Operating Draft Range
7.5 m
Positioning Sytem
Dynamic Positioning DP3
350 Persons
11.0 knots trial, 10.0 knots service
Installed Power
6 x 2780 kWe
Water Depth
2000 m
Drilling Depth
7620 m
Drillship Thruster Aban Abraham Upgrade 1


Classification approved steelwork drawings for additions.
Classification approved arrangement drawings for thruster installation.
Clasification approved machinery drawings for thruster installation
Classification approved systems drawings for thruster installation
Local FEA and 3D beam analysis

Preliminary steelwork material take-off
Preliminary piping systems material take-off
Prodcution drawings for steelwork and ShipConstructor 3D model
Pipework production drawings
Associated outfit, electrical and systems production drawings

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