To ask the Scottish Executive what its latest estimates are of the (a) cost and (b) date of completion of the (i) Stirling/Alloa/Kincardine rail line, (ii) Borders rail line, (iii) Airdrie to Bathgate rail line, (iv) Glasgow Airport rail link, (v) M74 completion, (vi) upgrade of the M80 Stepps to Haggs, (vii) M8 Baillieston to Newhouse project and (viii) A...