Projects
CECON’s first pipeline installation project was completed in 2005, and so far 26 successful rigid pipelines, flexible flowlines, risers, umbilicals, cables, mooring installation & inspection and decommissioning projects have been completed in the North Sea, Mediteranean Sea, West Africa & Indian ocean. See below selection of projects. A full list of projects can be downloaded here.
FPSO Abigail-Joseph Mooring hook-up
Ongoing 2020 - NigeriaYinson and First E&P
Scope of work-
Project Management and Engineering
- FPSO station-keeping activities
- FPSO Moorings hook-up activities for 16x lines
- FPSO moorings tensioning activities for 16x lines
Skagen Fiber West Project
Ongoing 2020 - Norway / DenmarkSkagenfiber
Scope of work-
Project Management and Engineering
- Installation of 170km of FO submarine cable
- Burial of 170km of FO submarine cable
FPSO ADOON MOORING INSPECTION
2020 - NigeriaYinson and First E&P
Scope of work-
Project Management and Engineering
- Disconnection and inspection of the permanent mooring chains on the FPSO Adoon and associated CALM buoy
FPSO Abigail-Joseph Mooring installation
2020 - NigeriaYinson and First E&P
Scope of work-
Project Management and Engineering
- Mobilisation of mooring spread
- Installation & pre-tension of 12x mooring lines activities
FPSO Dhirubhai-1 Decommissioning
2019/2020 - IndiaAker Floating Production
- Project Management and Engineering
- Subsea disconnection, collection & recovery of nearly 1500 buoyancy modules for flexibles riser and dynamic umbilical
- Decommissioning of 4off Production, 4off gas export & 1off gas injection risers
- Decommissioning of 1off Dynamic Umbilical
- Disconnection & recovery of 9x mooring lines
- STP buoy ballasting
- STP handling and preparation for towing
Winkinger Wind farm
2019 - GermanyPrismian
-
Project Management and Engineering
- Power cables recovery
- Power cable onshore transpool
Halk el Menzel Field Development
2017 - TunisiaSarost S.A. / Topic Energy S.A.
Scope of work-
Project Management and Engineering
- Mooring Spread Installation for 2off Calm buoy
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Jacket and Topsides Installation
- Flexible Flowline Lay
- PLEM Installation
- 2off CPI Calm Buoy Hook Up
- Riser Installation
Cecon Excellence Transportation
2016/2017 - Quebec, Canada / Varna, BulgariaRever Offshore AS
Scope of work-
Project Management and Engineering
-
Contracting of Heavy Lift Vessel
- Seafastening Calculations
- Stability Assessment
- On Site Supervision
Sotenäs Wave Park Development Project
2015 - SwedenSeabased Industy AB
Scope of work-
Project Management and Engineering
-
Installation of Low Voltage Marine Substation, 110 ton structure
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Subsea hook-up of wave generators
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Water depth: 50 m
Ashtart Export Solution Project
2015 - TunisiaSarost SA / Serept
Scope of work-
Project Management and Engineering
-
Replaced 6 x 130 m anchor chain
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Chain inspection
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Hook-up of intermediate FSO
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Disconnection of electrical cable
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Disconnection of 20” and 10” risers
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Disconnection of the Ifrikia II FSO
OK27 & OK28 Well Swaps Project
2013 – NigeriaHydroDive Nigeria Ltd / Kaztec / Addax Petroleum
Scope of work- Project Management and Engineering
- Recovery of 2 off 6” flexible flowlines and re-lay in new corridors
- Recovery of 2 off umbilicals and re-lay in new corridors
- Procurement of required temporary items
Okwori Project
2012 – NigeriaAddax Petroleum Exploration (Nigeria) Ltd
Scope of work- Project Management and Engineering
- Installation of the follwing client provided products:
- 4 off 6” ID Production risers/flowlines FPSO to WH OK-23 to OK 26
- 4 off control umbilical/risers FPSO to WH OK-23 to OK 26
- Water depth: ~ 140 m
Ocean Producer Recovery Project
2009 – Angola, Block 3Sonangol / Angola Drilling Company
Scope of work- Project Management and Engineering
- Design of complete flowline and umbilical recovery system
- Recovery and de-commissioning of 12 rigid flowlines and 8 umbilicals, totally 46 km of product
- Recovery of 7 off Pipe Line End Termination
- Supply of all required assets to facilitate the de-commissioning of the products
Kristin Projects
2008 – NorwayStatoil ASA
Scope of work- Project Management and Engineering
- Installation and recovery of 1 off 8” temporary loading system hose from Semi to tanker Navion Britannia, length 550 m
- Installation and removal of similar 1 off 8” temporary loading system hose
- Water depth ~370m
Pacassa Project
2008/2009 - AngolaSonangol / Angola Drilling Company
Scope of work- Project Management and Engineering
- Procurement of 8 km of 10” API 5L X65 linepipe
- Transportation of line pipe from mill to fabrication site
- Onshore fabrication of triple-joints
- Procurement of piglaunchers and receivers, all reqired temporary items
- Offshore installation of 8 km of 10” rigid pipeline
Kristin Projects
2007 – NorwayStatoil ASA
Scope of work- Project Management and Engineering
- Installation and recovery of 1 off 8” temporary loading system hose from Semi to tanker Navion Britannia, length 550m
- Installation and removal of similar 1 off 8” temporary loading system hose
- Water depth ~370m
- Fast track projects, about 2 months from call off to de-mob
Okoro Flexibles Project
2007/2008 - NigeriaDeepflex / Afren
Scope of work- Project Management and Engineering
- Offshore installation of the following client provided composite flowlines:
- 1 off 4” Gas Lift flowline Production from FPSO to WHP, length 800m
- 1 off 6” Test Production flowline from FPSO to WHP, length 800m
- 1 off 8” Main Production flowline from FPSO to WHP, length 800m
Morsa West Rigid Pipelay
2007/2008 – AngolaAngola Drilling Company (ADC) on behalf of Sonagaol
Scope of work- Project Management and Engineering
- Procurement of 26 km of API 5L X65 rigid linepipe
- Transportation of Linepipe from pipemill to fabrication yard
- Onshore fabrication of triple-joints
- Offshore installation: 20,1 km of 6” and 5,8 km of 4,5“ pipeline
Morsa West Cable & Umbilical Project
2006/2007 – AngolaSonangol / Angola Drilling Company (ADC)
Scope of work- Project Management and Engineering
- Offshore installation of the following Company provided products:
- 2 off Utility umbilicals, between Morsa West and satellites, total length 10.05 km
- 5 off Power cables, between Morsa West and satellites, total length 25.3 km
Morsa West Pipeline Project
2005/2006 – AngolaSonangol / Angola Drilling Company (ADC)
Scope of work- Project Management and Engineering
- Procurement of 45.5 km of API 5L X52 Rigid Linepipe
- Transportation of Linepipe from pipemill to fabrication yard
- Onshore fabrication of triple-joints
- Installation of 34 km of 6” pipeline
- Installation of 11,5 km of 4,5” pipeline
Canuku Gas Pipeline Project
2004/2005 – AngolaSonangol / Angola Drilling Company (ADC)
Scope of work- Project Management and Engineering
- Installation of 3 off 4” Gas Lift risers, hang-off at the Ocean Producer FPSO
- Installation of 3 off 3 km 4” off gas lift lines
- Flowline stabilization with concrete mattresses