Case Studies

Subsea Mooring Systems

Perdido

Deepwater Mooring just got deeper

Subsea mooring connectors are going deeper. First Subsea's Ballgrab mooring connectors have recently been used to moor Shell's Perdido Development direct vertical access spar in around 8,000 ft (2,438m) of ultra deepwater in Alaminos Canyon in the Gulf of Mexico, setting a new record for the connector's deepest mooring.

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Thunder Hawk Mooring

Polyester Rope Mooring for Thunder Hawk DeepDraft Semi

The latest deepwater platform to come on stream in the Gulf of Mexico is the Thunder Hawk DeepDraft Semi in the Thunder Hawk field located 240 kilometres south-east of New Orleans.

Designed and constructed by SBM Atlantia, the Thunder Hawk FPU is using a polyester rope from Lankhorst Offshore Ropes Division (formerly Quintas & Quintas Offshore) to give the platform a 'softer' deepwater mooring.
 

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Diverless Bend Stiffener Connectors

 
Gulf of Mexico Telecommunications Network

Type I DBSCs have demonstrated that connectors can be successfully installed without the need for divers; within I or J tubes on platforms in the Gulf of Mexico. The DBSCs have been used to install a fibreoptic communications network linking oil and gas production platforms and a regional operating centre.

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Neptune Deep Water Project North and South

Four Type II, diverless bend stiffeners are featured on two STL buoys used for the Neptune Deep Water Project North and South. The submerged turret loading (STL) buoys will be used for mooring liquefied natural gas (LNG) regasification vessels at the offshore processing, Neptune Deep Water Port.
 

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