Train drivers and railway workers will stage another wave of industrial action which will likely cause more disruptions to Britain's rail network.
Aslef members at 15 train companies will stage a 24-hour walkout while members of the RMT union will also stage a strike at 14 train operators. Both unions will be striking together on February 1 alongside 100,000 civil servants and tens of thousands of teachers.
Members of the RMT union will also stage another walkout on February 3.