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© SBM Offshore 2013. All rights reserved. www.sbmoffshore.com

State of Art in Mooring Technology Geoffroy Lacoin & Philippe LavagnaMCE Deepwater London, 24th March 2015

© SBM Offshore 2013. All rights reserved. www.sbmoffshore.com

2015, Copyright by SBM Offshore,  SBM Offshore proprietary and confidential information. 3

1. Brief Introduction2. Mooring Technology updates3. Response to Mooring Failure – Remote Area

Collaboration driving Value

Agenda

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SBM Offshore in brief

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Focus on top‐end segment • FPSOs• Turret Moorings• Turnkey Sale or Lease & Operate• Semisubmersible & TLP production units

• FLNG• Technology Development

TECHNOLOGY OPERATIONS FINANCE & LEASEPROJECT EXECUTION

SBM VisionTo be a trusted partner, delivering reliable floating production solutions that create value for our clients, by sustainably and passionately leveraging our technology and operating experience.

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A History of Innovation Spanning 55 years

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Spread Moored FPSO

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Turret Moored FPSO

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Turret Mooring key components

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Swivel stack

Flexible risers

Mooring legs

Turret

Anchor point

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Top Mounted Internal Turret (TMIT)

Virtually no limit on riser number –scalable

Virtually no limit on mooring loads

Bogies and radial wheels are inspectable and replaceable

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Top Mounted Internal Turret (TMIT)

Bogies support axial loads

Radial wheels support radial loads

Dry access in turret for inspection and maintenance

The bogie design is standard

The number of bogies is selected to accommodate the design loads (N+1)

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TMIT with Steel Risers

Espirito Santo employs steel lazy wave risers

Steel Lazy Wave Risers terminate at lower cylinder deck

Umbilicals terminate at upper cylinder deck

Weathervaning system unaffected

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Swivel Overview

Swivels transfer fluids, utilities, power and signals between the geostationary turret and the weathervaning vessel.

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Since 1977, SBM has delivered 70+ Swivel stacks, representing:• 300+ Production swivels from 4 to 532 bar• 40 + Utility swivels from 5 to 517 bar• 63 + Electric swivels from 3.5 kW to 30 MW1/3 of swivel stacks in production worldwide

Turret Mooring key components: Swivels

Lower Seal Replacement

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Very High Pressure SwivelsIntroduced in 2014

2014

12” VHP swivel qualified to 830 barFurther qualification to more than 1000 bar

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Large Scale Power Import or Export

HVAC swivel rated at 65 kV and 150 MW

2011

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FPSO Turritella

• Disconnectable FPSO in 2,900 meters

• Steel lazy wave risers

• Worlds deepest production unit

IR – 14/11/2013 27

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Able to disconnect under loads (600 tons per locking device)

Able to transfer up to 900 tons per locking device when connected

Disconnectable Mooring Systems

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SBMO Expertise –the FULL LIFE CYCLE of FPSO’s

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SBM Offshore Installation history

Dynamic Installer

CALM installation (>100) and External Projects

FPSO InstallationNormand Installer

Interco and external Deepwater FPSO: Mondo, Saxi, Kikeh, BC 10, Frade, etc..

SBM InstallerInterco and external FPSO installation and Sat. diving works 

1984

2002

2006

2013==/////==

© SBM Offshore 2013. All rights reserved. www.sbmoffshore.com

Mooring Failure West Africa

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Source: Offshore Magazine – Oct. 2013 – Mooring system for offshore floating installation

Where does mooring fail?

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How to react in Remote Area?West Africa case study

Status & Inventory of all mooring System in WAF,Define minimum shot of components to establish acorrect response,Design a mutualized mooring failure response plan(Procurement / Storage / Intervention),

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Personnel and ExpertiseTrack record and Presence in Remote AreasControlled asset = controlled scheduled

Conclusion

Thank you very much for your attendance and kind attention … … we will be happy to further discuss any of your questions… see you on our booth #615

Philippe Lavagna - philippe.lavagna@sbmoffshore.comGeoffroy Lacoin - geoffroy.lacoin@sbmoffshore.com