Rosyth dockyard lies just upstream of the three bridges – two road and one rail – that span the Firth of Forth. But on a September morning it is impossible to see the river through the thick early mist that blankets central Scotland.
Here, on the northern bank of the Forth, the 2,500 workers at defence and aerospace company Babcock International are hard at work building the first two of five Type 31 frigates for the Royal Navy.