Korchagin Wellhead Platform Conductors

Offshore Transportation and Driving of Conductors from Wellhead Platform at Y. Korchagin Field

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Task. Transport offshore and drive nine 762 mm conductors in 13 m of water.

Solution. Plate-by-plate fabrication of conductors with 25.4 mm wall thickness, barge transportation, driving to 80 m below seabed through the jacket guides.

Result. Nine conductors were driven to their design positions; the platform was ready for drilling.

LocationCaspian Sea

TypePiling

Scope of workEngineering, procurement and construction

Year2017

Contract modelEPC

CNGS roleEngineering, supply, transportation, driving

Main parameters:

Sea depth:13 m

Wall thickness:25,4 mm

Number of conductors:9 nos.

Construction method:Sheet assembly

Conductor diameter:762 mm

Depth of driving into soil:80 m

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