Costs for laying a new pipeline exceed the estimate by more than a factor of three. Using existing pipeline results in a cost saving of 75%, but is not free, the overall cost of the Longannet project for pipeline results in a 50% cost reduction compared to a new pipeline.
The overall cost for the Kingsnorth pipeline is in the order of magnitude of the estimation.
CO2 pipelines are difficult to calculate and compare. Specific operating conditions have impact of cost and these conditions are themselves dependent on the injection in the storage location.
FEED studies have shown that CO2 pipelines are expensive, both newly installed and refurbishing
existing gas pipelines. Rising steel prices add to cost increase but that is not special for CO2 pipelines.