Road Traffic5 min read
Temporary signage
Knowing how to react to yellow roadworks, accident and diversion signs that change the usual rules.
Updated 13 June 2026
What this lesson covers
Why temporary signage?
Temporary danger signs
Temporary prohibition and mandatory signs
Temporary information signs
Diversions
Other temporary devices
Temporary road markings
Summary: how to react in a temporary zone?
Recap
- Temporary signage is yellow and replaces permanent signage.
- Temporary danger signs have a yellow background instead of white.
- Temporary prohibition and mandatory signs keep their standard appearance but are placed on the ground.
- Numbered diversions allow you to follow the correct route when several are offered.
- Temporary traffic lights have no green light at the bottom — it is replaced by a flashing yellow.
- Yellow lines on the ground override white lines: always follow the yellow.
This lesson is part of the Pass
The full content of this lesson is reserved for Koody Pass holders. Create a free account to get started, or unlock every lesson with the Pass.
Unlock with the PassSources: Sécurité routière (securite-routiere.gouv.fr) and service-public.fr.