Maersk Oil North Sea UK has awarded $1bn engineering, procurement and construction (EPC) contract to Sembcorp Marine subsidiary SMOE for three topsides for the Culzean field development project in the UK North Sea.


Under the contract, Sembcorp will develop the central processing facility with two connecting bridges, wellhead platform and utilities & living quarters platform topsides for the project.

Following the delivery, the facility will be installed at a water depth of 90m in UK sector of the Central North Sea.

Scope of work under the contract scope includes engineering, procurement, construction and onshore pre-commissioning services. The detailed engineering work will be undertaken by a subcontracting partner.

Sembcorp will undertake work related to power generation module, two bridges and a flare at its Sembmarine SLP yard in Lowestoft, UK, while the Sembcorp Marine Admiralty Yard in Singapore will be the core fabrication yard for the project.

Separately, Maersk Oil also awarded $150m contract to Subsea 7 to provide a subsea, umbilical, riser and flowline (SURF) for the Culzean field development project.

Subsea 7 will be responsible for project management, engineering, procurement, construction and installation of a 52km gas export pipeline connected to the central area transmission system (CATS).

The company will also develop and install a 3.6km pipe-in-pipe providing insulation for the transportation of the condensate to the in-field floating, storage and offloading facility (FSO) as well as subsea structures, tie-ins to the Culzean platform facilities and pre-commissioning expertise.

The contracts follows after UK approved Maersk Oil and its joint venture partners to develop £3bn ($4.5bn) Culzean high pressure, high temperature (HPHT) gas condensate field located in the Block 22/25a.

According to estimate, the field contains 250-300 million barrels of oil equivalent and can be operational for over 13 years.

Image: Production from the Culzean gas field is expected to commence in 2019. Photo: courtesy of A.P. MOLLER – MAERSK GROUP.