About
You're currently driving:
Road
Gatwick Interchange
Route
M23 (J9) and M23 Spur
Author(s)
Chris Marshall
Data last updated
29 October 2025
simulator
Simulator v4.0
Concept, design and coding: Chris Marshall
Roads.org.uk | Substack | BlueSky | Threads | Instagram | YouTube
Sign design consultant: Bryn Buck
YouTube | Show Me A Sign blog | BlueSky
If you want to support the Simulator,
you can Buy Me a Coffee
