Stories around our network
![Speed restrictions animation still: passenger sitting by a train window, daytime](https://www.networkrail.co.uk/wp-content/uploads/2021/05/Screen-Shot-2021-05-27-at-09.53.43.png)
Stories
Industry-leading
Infrastructure insights
Why do speed restrictions affect your journeys?
27 May 2021 | 3 min read
Why do your rail services sometimes slow due to a speed restriction? We know it’s the last thing anyone wants…
![Landscape view of exterior of Severn Bridge Junction signal box, daytime](https://www.networkrail.co.uk/wp-content/uploads/2021/05/SBJ-signal-box-back-hero.jpg)
Stories
Industry-leading
Our railway structures
Refurb of world’s largest working mechanical signal box completes
25 May 2021 | 4 min read
The largest working mechanical signal box in the world has just had its biggest refurbishment in more than a decade….
![Newly laid track](https://www.networkrail.co.uk/wp-content/uploads/2021/03/520-metres-of-new-track-at-Llangennech.jpg)
Why the end of the gauge war didn’t standardise Britain’s railway
20 May 2021 | 7 min read
![Blea Moor signal box with train passing](https://www.networkrail.co.uk/wp-content/uploads/2019/04/LNE-EM-Blea-Moor-signal-box-Yorkshire-2008.jpg)
Meet Britain’s most remote signal box
18 May 2021 | 3 min read
![Clacton resignalling works wide view, daytime](https://www.networkrail.co.uk/wp-content/uploads/2021/03/Clacton-Resignalling-1280.jpg)
Clacton-on-Sea – our resignalling project in numbers
13 May 2021 | 3 min read
![7N Architects winning station design, landscape view](https://www.networkrail.co.uk/wp-content/uploads/2021/05/7N-Architects-winning-station-design-landscape-scaled.jpg)
Winning design to improve smaller stations
11 May 2021 | 3 min read