🚦 We talk a lot about signals but what are they and how do they keep the railway running❓ 🚆 Signals tell train drivers when it's safe to go and what routes their trains will take. 🎬 Watch for more ... #DelaysExplained #Signalling | Network Rail

A signalling system collects all the information needed to tell train drivers when it's safe to move forward. 🚥 When it detects a problem, signals turn red and stop trains running. We understand delays are frustrating, but red signals are there to keep everyone safe: ➡️ https://www.networkrail.co.uk/running-the-railway/looking-after-the-railway/delays-explained/signals-and-points-failure/?utm_campaign=PPF&utm_content=1749669064&utm_medium=social&utm_source=facebook #DelaysExplained #Signalling

Main Wigwag Railroad Crossing Gate at Greenfield Village