Banks, investors and rating agencies have shrugged off the impact of last week's thwarted terrorist attacks on the imminent launch of a £9bn (€13bn) loan by Spanish construction group Ferrovial to fund its acquisition of UK airports operator BAA.

The foiled bomb plot came as a five-bank syndicate was putting the finishing touches on the £8.97bn loan to fund the £10.1bn leveraged acquisition of BAA by a Ferrovial-led consortium.