Cornwall Devon Exeter Exeter St Davids Falmouth Falmouth Docks Infrastructure Level Crossing Liskeard Looe Lostwithiel Network Rail Newquay Penzance Plymouth Siemens Signalling St Austell St Erth Totnes Truro Train services disrupted for last phase of Devon and Cornwall signal upgrade Guest authors February 20, 2024 0 A week tomorrow (Tuesday 27 February), Network Rail will begin the final phase of signalling modernisation in Cornwall.