When will the strikes be held?
Friday 5 April: Avanti West Coast, East Midlands Railway, West Midlands Trains, and CrossCountry
Saturday 6 April: Chiltern, GWR, LNER, Northern, and TransPennine
Monday 8 April: c2c, Greater Anglia, GTR Great Northern Thameslink, Southeastern, Southern/Gatwick Express, South Western Railway main line and depot drivers, and SWR Island Line
As well as the walkouts, Aslef members will refuse to work rest days from Thursday 4 to Saturday 6 April and from Monday 8 to Tuesday 9 April, union said.