Decommissioning Insight 2019
DECOMMISSIONING INSIGHT 2019
7.6 Topsides and Substructure Decommissioning Cost Performance
Figure 30: Historical Variation in Removal Costs per Tonne in the Central and Northern North Sea and West of Shetland
25,000
Average Forecast Topside Removal Cost per Tonne Average Forecast Substructure Removal Cost per Tonne
20,000
15,000
10,000
5,000
Estimated Cost per Tonne (£ - 2018 Money)
0
2017
2018
2019
2017
2018
2019
Topside
Substructure
Source: OGUK, OGA
2017 Survey
2018 Survey
2019 Survey
Removals – Cost per Tonne
Average
Median
Average
Median
Average
Median
Topside
£3,245
£2,875
£1,707
£2,258
£1,757
£1,977
Substructure
£3,817
£5,159
£2,817
£2,970
£2,764
£2,838
The forecast removal costs per tonne of topsides in the central and northern North Sea has stayed consistent with expectations in last year’s Insight report, but still indicates significant reductions from 2017. This year’s removal cost per tonne of topsides in this region is 54 per cent of that expected in 2017. There has been a year-on-year reductions since 2017 in the expected removal costs per tonne for substructures in this region with average removal costs for substructures at around 70 per cent of what was expected in 2017.
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