Is it mandatory to switch on the lighting when passing through a tunnel?
En español: ¿Es obligatorio encender el alumbrado al atravesar un túnel?
A
No, if the tunnel is lit
B
Only if the tunnel is over 500 metres long
C
Yes, whenever driving through a tunnel or underpass
Correct answer
D
No, daytime running lights are enough
Why this is the correct answer
In tunnels, underpasses, and stretches signposted as such it is mandatory to switch on the lighting, since natural light suddenly disappears and visibility is reduced.
Topic:
Lighting and Optical Signals