Offshore Basic

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Offshore services

The Great Eastern Shipping Company Ltd.


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Activities include:

drilling , exploration and production of hydrocarbon

carriage of passengers, goods and other materials for rigs,production platforms, FSOs and FPSOs

allied activities - diving support, maintenance support, towage,

anchor handling, cable laying, survey, pipe laying, marineconstruction services

port & terminal related services - aiding berthing andunberthing, dredging


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Oil field activity spineOil field activity spine

Drilling:Exploration & Development

Surveys:Bottom Profiling,

Seismic Studies etc.

Production

Support Services:

-Logistics Support-Well Testing-Casing-Mud Engineering-Well Logging-Directional Drilling-Cementing


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Drilling Rig

Jack-up Floaters


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Independent leg Jack up rig


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Mat supported Jack up rig


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Cantilever type


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Slot type


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Drilling Rig

Floaters

Drill Ships Semi submersibles Barges


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Drill ship


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Semi submersible


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Offshore Support Vessels

Supply Vessels: Vessels engaged in carrying fuel, freshwater and other provisions from shore to offshore

installations

Platform Supply Vessel: Specially designed vessels providing support services to offshore installations

Anchor Handling Tug: Specially designed vessel foranchoring/ mooring of offshore rigs and work bargesadditionally used for maritime towage and salvage

Anchor Handling Tug Supply Vessel: A hybrid vessel to

anchor handling tug with supply vessel capability


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Offshore Support Vessels

Vessels that support offshore activities


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Offshore Supply Vessels

Vessels engaged in carrying fuel, fresh water and other

provisions between shore base and offshore installations


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Diving support vesselVessel engaged in supporting diving activities offshore


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Platform Support Vessel

Vessel specially designed for providing support services viz.

transporting fuel , fresh water and other materials such as

pipes, cement, tools and provisions to offshore oil and gas

platforms and drilling rigs.


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Anchor Handling Tug

A vessel specially designed to handle anchoring/ mooring of

offshore rigs and work barges. Also used for maritime

towage and salvage.


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Anchor Handling Tug Supply Vessel

A hybrid between anchor handling tug and supply vessel.

This vessel is specially designed to supply various cargo

between shore-base and offshore installations along with

handling maritime towage and anchor handling activities.


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Barge

A floating vessel , propelled or otherwise used for storingpurposes, offshore construction and pipe laying.

Barge

Flat top AccommodationCrane

Pipe laying

Jacket launchingand storage

Offshore hook upand maintenance

Laying sub sea pipelineand hook up to sub sea

plems


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Barge


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Flat top barge


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Pipe laying barge


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Construction barge


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Port/Terminal support services

Harbour Tug

A vessel available at a port/terminal to give assistance to

ships entering or departing from their berth or moorings.

Harbour tug

Azimuthal Cycloidal


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Azimuthal


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Legislation governing offshore sector

Coasting Vessels Act, 1838

Inland Vessels Act, 1917

Merchant Shipping Act, 1958


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Visit us at: www.greatship.com

Documents

Offshore Basic