Decommissioning Insight 2016 - Oil & Gas UK
DECOMMISSIONING INSIGHT REPORT 2016
With the exception of one suspended subsea E&A well in the Norwegian Sea, all of the decommissioning activity over the next decade is located in the Norwegian North Sea region. As illustrated in Figure 39, the proportion of forecast expenditure attributed to each Work Breakdown Structure component varies significantly across the 10 out of 14 platform removal projects that provided data.
Figure 39: Total Forecast Decommissioning Expenditure on the Norwegian Continental Shelf by Work Breakdown Structure Component for Platform Removal Projects
80%
Average Forecast Cost
70%
Range in Cost Forecasts
60%
50%
40%
30%
Structure Category
20%
10%
0%
Proportion of Total Expenditure per Work Breakdown
Owners' Costs
Well P&A
Topside Removal
Substructure Removal
Source: Oil & Gas UK
Average
Range 3-32% 33-75% 6-33% 5-16%
Owners' costs
11% 56% 19% 12%
Well P&A
Topside removal
Substructure removal
58
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