The Settle to Carlisle railway line has been closed, because of ground movements under the track.
Part of the embankment at Eden Brow collapsed earlier this month, but trains had been allowed through at low speeds.
However, the line has now been closed and a replacement bus service is operating between Appleby and Carlisle, calling at Langwathby, Lazonby and Armathwaite.
Staff employed on the Settle and Carlisle Railway are set to take two more days of strike action as part of an ongoing dispute over compulsory redundancies.
Those striking provide at-seat catering on Northern Rail services between Carlisle and Settle. They will walk out for 24 hours on both the 14 and 21 of February
The Partnership that runs the service has previously said it cannot agree to its employees demands as they would undermine the financial security of the not for profit organisation.
Workers on the historic Carlisle Settle rail line have walked out again as part of a long-running dispute over compulsory redundancies.
The 24-hour stoppage began at midnight.
The employees are members of the RMT rail union and provide a trolly catering service on the Northern Rail trains that use the line.
They are protesting the Settle and Carlisle Development Company's decision to make redundancies.
The general manager of the company that runs the historic Settle to Carlisle railway line has called a strike by staff, scheduled for this Saturday, "unnecessary".
Staff employed by the Settle and Carlisle Railway Development Company, who provide at-seat catering, will take action on Saturday 13 December.
The row is about compulsory redundancies, which the National Union of Rail, Maritime and Transport Workers calls a "kick in the teeth":
But the Settle and Carlisle Railway Development Company insists it was necessary to offer a member of staff a voluntary redundancy package, which that staff member then turned down:
Tributes have been paid to former Cumbria County councillor and Maryport Town Councillor Bill Cameron who died on Friday (March 21st).
Mr Cameron represented Maryport for over 40 years until his retirement last year. He was also instrumental in saving the Carlisle to Settle railway in the the 80s.