11.   The disputed evidence is a dark wooden post with a metal signal box attached near the top.

12.   Also on the list was the signal box at the New Street rail station in Birmingham, the industrial heart of central England.

13.   The incident came hours after the IRA detonated two bombs at a rail station in the northwestern English town of Wilmslow, destroying track and a signal box.

14.   British Rail chairman Bob Reid meanwhile hinted Thursday that BR staff might be called in to help run signal boxes unless the dispute were settled soon.

15.   The station at Toulouse was completely paralysed after engineers occupied a signal box Wednesday night.

16.   Several dozen workers occupied the signal box at Frethun, which controls all traffic movements through the tunnel by the high-speed trains which link Paris, London and Brussels.

17.   Striking workers occupied a signal box near Calais Thursday morning, holding up three Eurostar trains for more than two hours.

18.   The nearest signal box was being worked by a manager.