20K views · 585 reactions | ✨ Shrewsbury's famous Grade II listed signal box is now looking fit for the future ...  We've just finished restoring the exterior of Severn Bridge Junction - the world's biggest working mechanical signal box. Here's how ... ➡️ https://bit.ly/3fl9UKF #RailHeritage | Network Rail | Facebook

🚦 Severn Bridge Junction signal box is the largest operational mechanical signal box in the world.😯 Built in the 1900s, some of our graduates stepped into history... ➡ https://www.networkrail.co.uk/network-rail-graduates-step-into-history/ #ThrowbackThursday | Network Rail

However, this is a critical signal — without it, the display cannot render any image. Please identify the missing signal and keep it noted for future diagnostics. #SignalIntegrity #DisplayIssue #Troubleshooting #Diagnostics #TechSupport #CriticalSignal | Alamin Elc

How to Set Up Signal Box (easy Method)

44K views · 1.2K reactions |  Our restoration of the world's biggest working mechanical signal box has just won a National Railway Heritage Award!  We worked with Railway Heritage Trust and contractor MPH Construction on the £250,000 refurb of Severn Bridge Junction to secure its future: ➡️ www.networkrailmediacentre.co.uk/news/severn-bridge-signal-box-refurbishment-scoops-2021-national-railway-heritage-award | Network Rail | Facebook

1.2K views · 17 reactions | BBC ARCHIVE: A Swindon signal box, which has kept trains on track for the last five decades, is to be preserved as a piece of railway history. Here's some BBC footage from 1968 when the signal was first in use. (the film is mute). | BBC Bristol | Facebook