Topic ID 5162
Customer information - updated: Friday 19 March 2010, 11:47 All services via Hertford North between Stevenage and Alexandra Palace are suspended following a signalling problem near Alexandra Palace. Southbound services cannot call at Oakleigh Park, New Southgate, Hornsey and Harringay. Signalling problem near Alexandra Palace is causing major disruption on the Hertford Loop. Trains are unable to run between Watton-at-Stone, Hertford North, Gordon Hill and Bowes Park. Southbound services cannot call at Oakleigh Park, New Southgate, Hornsey and Harringay. Otherwise, the main line into and out of London is currently unaffected. A replacement bus service is being arranged to run between Alexandra Palace and Stevenage via Hertford North in both directions, calling at all stations. Due to driver displacement, other Great Northern route services may be subject to delay and cancellation. Passengers may travel from Enfield Town or Hertford East towards London Liverpool Street on National Express East Anglia services.. Passengers are advised not to use London Underground Piccadilly line services as these have been suspended due to an incident at Wood Green.