Decommissioning Insight 2020

Appendix 3 —UKCS Expenditure Breakdown 2020–29

100%

100%

Figure 22: UKCS Expenditure Breakdown, 2020–29

NNS

CNS

1%

1%

9%

13%

2%

90%

90%

2%

UKCS

Subsea infrastructure • Pipelinedecommissioning • Mattressdecommissioning

TopsidesandSubstructure onshoredisposal • Onshorewastehandling • Deconstruction • Decontamination

Siteremediationand monitoring • Debrisclearance • Monitoringrequirements

80%

80%

9%

19%

• SubseaStructure decommissioning

4%

70%

70%

8%

60%

60%

50%

50%

2%

11%

52%

40%

40%

43%

Removals • Removalactivitiesforthetopsides • Removalactivitiesforthe substructure

30%

30%

2%

£6.1 billion

£4.8 billion

20%

20%

14%

Facilitiesandpipelinespermanent isolation,cleaningandtopsides preparation • Engineering down and clean for topsides and pipelines • Preparationofplatformfor unattendedmode

10%

10%

18%

17%

ProportionofTotalExpenditure forEachWorkBreakdownStructureComponent

ProportionofTotalExpenditure forEachWorkBreakdownStructureComponent

6%

Source:OGA,OGUK

Source:OGA,OGUK

0%

0%

100%

100%

WoS

SNS & Irish Sea

0%

4%

7%

90%

11%

90%

1%

3%

1%

3%

80%

80%

49%

22%

70%

70%

60%

60%

6%

OperatorCosts • Projectmanagementservices throughoutpreperationof decommissioningprogramme • (PostCoPOPEX)Operational expenditureafteroccurrenceof CessationofProduction Well Decommissioning • EngineeringSpread rate and services associated with phase 1, phase 2 and phase 3 well decommissioning

50%

50%

79%

£15.1 billion

40%

40%

42%

30%

30%

£1.2 billion

£3.1 billion

20%

20%

16%

10%

10%

12%

ProportionofTotalExpenditure forEachWorkBreakdownStructureComponent

ProportionofTotalExpenditure forEachWorkBreakdownStructureComponent

9%

Source: OGA, OGUK

Source:OGA,OGUK

Source:OGA,OGUK

0%

0%

DECOMMISSIONING INSIGHT 2020

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