All Scottish Executive major infrastructure projects requiring significant long term investment, including transport projects, will undergo a Value for Money assessment in order to identify those suitable for the PPP procurement route.Information on the estimated annual unitary payment to the PPP consortium for each of the transport PPP projects from 1999-2000 to 2005-06 is given in the following table:Estimated Annual Unitary Charge (£ Million) Project 1999-2000 2000-01 2001-02 2002-03 2003-04 2004-05 2005-06 M6 21.3 22.1 20.0 21.9 20.7 20.5 19.5 M77/Glasgow Southern Orbital - - - - 0.6 0.7 10.2 A92 - - - - - - 2.6 Inverness Airport 1.1 1.2 1.3 1.4 1.6 1.9 2.5 Skye Bridge - - - - 1.9 1.9 1.9 S2W-22699