What should you do?
Slow down and prepare for a narrower road with possible bends, farm traffic and pedestrians.
How to recognise it
A white pointed sign with black text such as Curraghboy 12 km and the route number L2012.
Common confusion
An L number shows a local road, which is the lowest class of public road on Irish direction signs.
Explanation written by the My Driving Test editorial team using the Department of Transport Traffic Signs Manual conventions and the RSA Rules of the Road.
