Trains have been replaced with a bus service between Ambergate and Matlock today (Friday, July 25) as engineers carry out urgent repairs on the track.
Emergency engineering work is being carried out at Whatstandwell to repair a track defect.
Work is expected to being ongoing until 2pm today.
Buses from Matlock to Ambergate will continue through to Derby.
You can follow this incident using hashtag #Whatstandwell