Elizabeth line workers are set to strike for the first time after union members voted overwhelmingly for industrial action in a pay dispute.Members of Prospect at Rail for London Infrastructure voted 94 per cent in favour of walking out after rejecting a 4 per cent pay rise, which they said was below inflation. The union members also voted 92 per cent in favour of taking other forms of industrial action. There are 75 members of Prospect working on the Elizabeth line.