There are delays between Royston and Cambridge after a signalling fault affected the Great Northern line all the way up to King's Lynn. (Image: Archant)
Great Northern trains are disrupted this morning due to a power cut and overrunning engineering works.
Great Northern @GNRailUK has tweeted: “Due to failure of the electricity supply between Knebworth and Stevenage northbound lines are disrupted.”
There is also disruption due to overrunning engineering works.
Great Northern also tweeted: “Due to engineering works not being finished on time between Hertford North and Alexandra Palace all lines are disrupted.
“London Underground are accepting our tickets via any reasonable route.”
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