CALM Buoy and PLEM SSM

CALM Buoy and PLEM Subsea Manifold, part of Offloading Terminal at Covenas, Columbia. The CALM (Catenary Anchor Leg Mooring) and PLEM (Pipe Line End Manifold) are part of the Offloading Terminal at Covenas and belong to the Cusiana/Cupiagua field in Columbia. The buoy consists of a 6 compartment floating body and a turret structure. 6 anchor chains connect the turret to the seabed. The PLEM is piled to the seabed and is connected by 2 submarine hose strings to the turret and a pipeline to the onshore terminal. The shuttle vessels can weathervane 360º around the turret during loading.

 

  • LocationColumbia
  • DimensionsCALM 15x15x10 metres
    PLEM 17x14x4 metres
  • WeightCALM 300 tonnes
    PLEM 160 tonnes
  • Contract AwardSeptember 1995
  • CompletionMay 1996
  • ContractPC
  • ClientBP/Ocensa Columbia
  • Subcontract fromBluewater Engineering
  • Consultant/EngineerBluewater Engineering

 

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 HSM Offshore - CALM Buoy and PLEM Subsea Manifold (BP/Ocensa)
 HSM Offshore - CALM Buoy and PLEM Subsea Manifold (BP/Ocensa)