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

🤔 Ever wondered why we upgrade signalling? Signals are vital, acting as the traffic lights of the railway. 🚦 Upgrading them is essential to giving you better, more reliable journeys: ➡️ https://www.networkrail.co.uk/running-the-railway/looking-after-the-railway/signalling/ #Engineering #RailUpgrades #PuttingPassengersFirst | Network Rail