HC Deb 19 June 1997 vol 296 c279W
Mr. Campbell-Savours

To ask the Secretary of State for the Environment, Transport and the Regions what was his Department's evaluation of the net present value of(a) each of the privately financed options and (b) the conventionally financed alternatives for the Dartford river crossing. [49]

Ms Glenda Jackson

When compared on the same basis the net present values of the various private and public options were:

NPV of costs Dartford river crossing plc Dartford river crossing plc Dartford tunnel group Thames tunnel company
Structure Bridge Immeresed tube tunnels Tunnel Tunnel
Privately financed options 234 240 278 271
Publicly financed options 180 191 199 201
Difference between options 54 49 79 70