By Ilaria Grasso Macola The rail union TSSA has postponed next week’s strikes at Network Rail to allow for “constructive, intensive and detailed discussions to continue.” Involving thousands of workers, the strikes were supposed to take place on Saturday, Monday and Wednesday next week. Nevertheless, workers at Avanti West Coast, East Midlands Railway, c2c, South Western Railway and Southeastern Railway will walk out between 5 and 9 November alongside their colleagues who are members of the union RMT. “We have always said that where constructive talks are taking place, we will refrain from tak…