Floods have caused a wall to collapse on the West Coast Mainline at Caldew Maltings, near Carlisle.
A pylon carrying overhead cables has also become unstable.
All rail services north of Carlisle are currently suspended because of flooding.
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There are three flood warnings and 16 flood alerts currently in place across the county.
A 41 tonne crane closed the A7 for most of today after leaving the road and becoming trapped in the road barrier.
After a wet and windy day things turn colder from tomorrow.