87002 north of Chesterton Jn, between Cambridge and Ely. This is the permissible limit for AC locos due to a weak supply north of here. NOTE I'm safe taking this photo because we were already signalled onto the opposite line.
87002 north of Chesterton Jn, between Cambridge and Ely. This is the permissible limit for AC locos due to a weak supply north of here. NOTE I'm safe taking this photo because we were already signalled onto the opposite line.