Kwsubsea Detailed Design Subsea References
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Prelude Floating LNG Terminal

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Probably the most exciting project in the world of Oil & Gas. The platform will be the largest ship ever built


Detailed Design

  1. Elgin Franklin Gas Field
    • United Kingdom - North Sea
    • KW1741
    • Total / Subsea
    • 2013
    • West Franklin - Engineering support for the umbilical detailed design documentation.
  2. Goliat Oil And Gas Field
    • Norway
    • KW1640
    • Tideway
    • 2012
    • Goliat Cable Installation - Routing optimisation of 106km power cable, rock-berm design and seabed slope stability analysis.
    • With fibre optics for communication purposes, this is the world’s longest and highest output AC power cable to an offshore installation.
    • This project includes rerouting of the subsea cable where needed to maintain a safe and workable route.
  3. Knarr Oil Field
    • Norway
    • KW1578
    • Allseas / BG Norge
    • 2012
    • Knarr Gas Pipeline – Detailed Design: Detailed design of a 101km, 12" export gas pipeline from Knarr Development FPSO, connected into an existing subsea tie-in facility at the Far North Liquids and Associated Gas Systems (FLAGS).
  4. Conwy Oil Field
    • United Kingdom - Irish Sea
    • KW1480
    • EOG / Conwy
    • 2011
    • Detailed design of an 8" production and 8" WI subsea pipelines tie-back to Douglas Platform and the design of a Caisson and Riser.
  5. Brent Oil Field
    • United Kingdom - North Sea
    • Shell
    • KW1440
    • 2011
    • Brent Bypass - Detailed design of three structures, seven spoolpieces and 1.4km 16" pipeline for the subsea bypass of Brent A upon decommissioning.
    • Modification of the infrastructure includes the 20" NLGP, 16" WLGP, and 36" FLAGS pipelines.
  6. Katy Gas Field
    • United Kingdom - Southern North Sea
    • KW1432
    • ConocoPhillips / Saipem
    • 2011
    • Detailed design of 14km 10" gas production and 2" methanol piggyback pipelines, associated tie-in spoolpieces, 100T Kelvin Pigging Manifold Assembly and Katy Future 60T Tie-in Assembly.
  7. Tern Oil Field
    • North Sea
    • KW1483
    • TAQA / Technip
    • 2011
    • Falcon Development - Detailed design of subsea tieback of Falcon and Kestrel wells to Tern Platform which is located in the UK Northern North Sea at 160m water depth.
    • This was a fast track project involving material selection, CP design, route selection assessment for 3.8km of 4" and 6" flexible flowlines and one controls umbilical, crossing design, soil insulation design as well as the detailed design of gas lift and production tying spools.
  8. Topaz Gas Field
    • United Kingdom - North Sea
    • RWE / Vision Oil
    • 2008
    • Detailed design of a 6" 15km subsea pipeline tie-back to the Schooner Platform in Southern North Sea. Scope included design of subsea tie-in and riser modification.
  9. Viking Gas Field
    • United Kingdom - North Sea
    • KW1041
    • ConocoPhillips / Saipem
    • 2008
    • VTS - Detailed design of a 16" 27km gas export pipeline and 3" methanol piggyback system in the Southern North Sea.
  10. Pierce Oil Field
    • United Kingdom - North Sea
    • KW1355
    • Shell
    • 2008
    • Detailed design of the Shell Pierce Gas Lift and B5 gas injection subsea infrastructure, comprising new gas lift manifolds at MDS and SDS, 6" 3.4km gas injection pipeline, 3" 3.4km gas lift pipeline, 6" gas injection and 3" blowdown pipework installed at the existing SDS manifold, and rigid MDS cross-over spool and flexible tie-in jumpers.
  11. Fateh Oil Field
    • O-ZB and N-B Subsea Water Injection Replacement Pipeline
    • UAE
    • KW1024
    • Dubai Petroleum / Valentine Maritime (Gulf) L.L.C.
    • 2008
    • Detailed design of two 10" water injection pipelines replacing the existing lines between O-ZB and N-B platforms with lengths of 1.2km and 1.6km.
  12. North Bardawil Gas Field
    • Egypt
    • KW1006
    • Petrobel / CTC
    • 2008
    • Detailed design of two umbilicals: 17km main umbilical between Barboni Platform and Zaraf well and 7km infield umbilical between Zaraf and Assad wells in North Bardawil field. Scope included routing, installation, crossing and stability.
  13. Deep Panuke Gas Field
    • Canada
    • KW0964
    • EnCana / Allseas
    • 2008
    • Detailed design of 22" 173km gas export pipeline from tie-in at the production field centre offshore to tie-in at landfall in Nova Scotia, Canada, including shore approach and crossing.
  14. Don Area Oil Fields
    • United Kingdom - North Sea
    • KW0953
    • Petrofac
    • 2007
    • Don Southwest and West - Detailed design of the Don southwest and West Don infield pipelines, export pipelines and tie-in spools. Detailed design of riser base manifold and two Subsea distribution assembly protection structures with lengths of 2.25 and 45km and diameters of 8" and 3" (piggybacked).
  15. Curlew Gas And Condensate Field
    • United Kingdom - North Sea
    • KW0879
    • Shell / Technip
    • 2007
    • Curlew C Development - Detailed design of 6km 8" production pipeline, 3" gas lift piggyback system, tie-in spoolpiece, control umbilical and pliant wave tether base.

Rehabilitation Phase 1A
East Tanka Pipeline
Replacement
Egypt
KW0903 GUPCO 2007 Detailed design of 5km 12" replacement pipeline and two tie-in spoolpieces between East Tanka and October J platforms due to failure of internal corrosion.

  1. Ashrafi Oil Field
    • Egypt
    • West Ashrafi Umbilical Routeing
    • Detailed design of 8.5km service umbilical for the Ashrafi field. Scope included routing, freespan, crossing design, installation analysis and shore pull analysis.
    • KW0928
    • Agiba / CTC
    • 2007

Haifa Bay Loading Line
Israel
KW0773 Petroleum & Energy
Infrastructures Ltd (PEI) 2006 Detailed design of a 3km heated oil loading line including design of offshore PLEM.
GUPCO Rehabilitation
Project
Egypt
KW0872 GUPCO 2006 Detailed design of five replacement pipelines, 18km 16" trunkline, 1.5km 12" flowline, 3.2km 16" flowline, 2.2km 20" flowline, 2.7km 16" flowline and associated tie-in spoolpieces, risers and shore approach.

  1. Chiswick Gas Field
    • United Kingdom - North Sea
    • KW0819
    • CH4 / Technip
    • 2006
    • Detailed design of a 12km 10" with 1.5" piggy back from platform to platform including tie-in spool.
  2. Teal And Teal South Oil Fields
    • United Kingdom - North Sea
    • KW0854
    • Shell / Technip
    • 2006
    • Detailed design of a 1.5km 8" super duplex infield pipeline in Central North Sea.
  3. Nelson Oil And Gas Field
    • Howe P2 Development
    • North Sea
    • KW0768
    • Shell / Technip
    • 2006
    • Detailed design of high pressure / high temperature pipe (3.6km of 6" with 3" piggyback).
  4. Marmara Crossing
    • Turkey
    • KW0626
    • Botas /Oztas-Peker
    • 2006
    • Detailed design of 17km 36" pipeline with two landfall crossings.
  5. Montrose Arbroath Oil And Gas Field
    • United Kingdom - North Sea
    • KW0694
    • WaGE
    • Paladin/Technip
    • 2006
    • Detailed design of pipelines (2", 6", 10" x 11km) and associated subsea structures.
  6. Mimas and Tethys Gas Fields
    • United Kingdom - North Sea
    • KW0674
    • ConocoPhillips
    • 2006
    • Detailed design of pipeline (twin 10" x 12km and 4km) and associated subsea structures.
  7. Shearwater Gas And Condensate Field
    • United Kingdom - North Sea
    • KW0739
    • Shell / Allseas
    • 2006
    • Starling - Detailed design of 33km of 12"/20" production pipein-pipe and tie-in spools from Starling manifold to Shearwater platform.
  8. Gulf of Aqaba Pipeline
    • Jordan
    • KW0406
    • East Gas Company (EGC)
    • 2003 - 2013
    • 15km long offshore section of 36" trunk line. Carried out detailed design, interfaced with onshore pipeline engineering, provided management and specialist engineering for Owner. Contracted to supervise annual IRM. Retains record to-date for largest diameter pipeline installed in 900m water depth.

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