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February 2015

Contents

GEOLOGY & GEOPHYSICS 34 Keeping a cool head in the Arctic

Golder Associates’ Ken Been explains the best approach to geotechnical engineering and pipeline construction when facing scours and pits underneath Arctic ice.

38 A sinking feeling

Elaine Maslin reports on subsidence challenges faced by

ConocoPhillips at Eko? sk.

DRILLING & COMPLETIONS 42 Industry set for new MPD guidelines

Jerry Lee reports on new guidelines for managed pressure drilling operations due out this year from both ABS and API.

46 In? ux detection

James Onifade discusses kick detection and circulation on the ? rst managed pressure drilling operation for an African operator.

EPIC 48 Mapping a platform

Laser scanning using hand held devices and then seeing the information real-time on offshore-approved tablets is coming, says Carl Bennett and Stewart Buchanan.

PRODUCTION

Feature Focus 50 Conversion work

Alan Thorpe gives a rundown of some of the current ? oating production and storage unit conversions underway in

Rig Market Review

Singapore and Malaysia.

30 Deepwater drilling markets – 54 Out of sight, Out of mind Darkness before dawn

Peter Beales discusses the dangers of neglecting software

Rystad Energy’s Joachim Bjørnin and integrity.

Oddmund Føre discuss challenges to rig operators in 2015.

SUBSEA

Aegir 56 ’s ? rst project 32 Rig market hits hard times

Heerema Marine Contractors’ new multipurpose construction

ABS’ James Graf explains how order vessel,Aegir, completed its ? rst job in the Gulf of Mexico, books re? ect reined in spending based on reports Meg Chesshyre.

conservative near-term oil price estimates. 58 Alliance creates results

Elaine Maslin reports on the fruitful subsea production alliance between Aker Solutions and Baker Hughes.

PIPELINES 60 Tension in the deep

David Tibbetts speaks about the methodology behind the design of the new 120-tonne tensioner from Aquatic Engineering &

Construction due in 2015.

SPECIAL REPORT: PIETER SCHELTE

ON THE COVERON THE COVER

Required reading for the Global Oil & Gas Industry since 1975 oedigital.comoedigital.comoedigital.comoedigital.com 62 arrives in Rotterdam

Pieter Schelte ? ?

Alternate view. Alternate view. As we consider

A unique and long-awaited sight arrived at one of Europe’s the health of the rig market, we the health of the rig market, we

February 2015 oedi ital.com Rig Market Review Managed Pressure Drilling East & South Africa Vol. 40 No. 2 busiest ports early January – Allseas’ 382m-long, 124m-wide feature Maersk Drilling’s DNV-feature Maersk Drilling’s DNV-

GEOLOGY & GEOPHYSICS DRILLING PRODUCTION OPERATIONS

Geohazards 34, 38 Managed Pressure 42, 46 Conversion work 50 platform installation/decommissioning and pipelay mega- classed Maersk Interceptor classed Maersk Interceptor g on the cover. The Gusto on the cover. The Gusto vessel Pieter Schelte.

MSC CJ70-X150MD, ultra-MSC CJ70-X150MD, ultra- • • • harsh environment unit is harsh environment unit is

GEOGRAPHICAL FOCUS: EAST AFRICA to work on Det norske’s Ivar to work on Det norske’s Ivar 66 Offshore East Africa: what’s next?

Aasen development in the Aasen development in the

Jeremy Berry explains what might happen next in this new

Norwegian North Sea under a Norwegian North Sea under a

Rig Market

February 2015 hydrocarbon province.

? ve-year contract. ? ve-year contract. Photo from

Review

Darkness before dawn 30 •

Hard times ahead 32 •

Maersk Drilling.

O

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