Okehampton train passengers faced significant disruption this morning, Friday, November 13, following the discovery of a track defect at Exeter St Davids.

Early this morning National Rail said all lines were blocked leaving passengers facing cancellations, revised services and delays of up to 60 minutes. National Rail’s most recent update shows that trains are now travelling at reduced speeds on some lines through Exeter St Davids, with delays of up to 25 minutes.

Okehampton's train services have now resumed, although some minor delays remain. However, passengers travelling onwards from Exeter may still face disruption, which National Rail warns could continue until at least 8am on Sunday (November 15).

Services travelling into Cornwall are also affected.

Rail replacement transport is running between Exeter St Davids and Plymouth, calling at Newton Abbot, Totnes and Ivybridge.

What routes are affected?

• CrossCountry between Plymouth and Derby / Leeds / York / Newcastle / Glasgow Central / Edinburgh / Aberdeen, and also between Paignton and Manchester Piccadilly;

• Great Western Railway between Penzance and Exeter St Davids / London Paddington, and between Paignton and Exmouth / London Paddington, and between Exeter Central and Barnstaple / Okehampton, and also between Exeter St Davids and Cardiff Central;

• South Western Railway between Exeter St Davids and London Waterloo