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Transport: Appraisals

House of Lords written question – answered on 6th April 2011.

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Photo of Lord Berkeley Lord Berkeley Labour

To ask Her Majesty's Government which transport schemes were appraised under the revised net present value estimates which informed spending review 2010; how each scheme's net present value estimate changed; and what the original and revised value was for each attribute, including the value of carbon emissions, landscape, wider benefits and reliability.

Photo of Earl Attlee Earl Attlee Lords Spokesperson (Department for Transport), Lord in Waiting (HM Household) (Whip)

The adjusted net present value (NPV) methodology was used during spending review 2010 to appraise Highways Agency major schemes, local authority major schemes and Crossrail.

Tables containing details of the calculations made for Highways Agency major schemes and Crossrail have been placed in the House Library.

The NPVs for local authority schemes are available on the internet at the following address: and associated landscape impacts are available at: This information can also be made available in the House Library. Final funding approval has been granted to two of these schemes: Mansfield Interchange and East of Exeter. A table containing further details of the spending review NPV calculations for these two schemes has been placed in the House Library. Details of the spending review NPV calculations for other local authority major schemes will be published once final decisions on the projects have been made.

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