Complete guide to understanding Irish road signs. Learn to recognize and respond to every sign type.
Red circles indicate prohibition or mandatory action

Irish Regulatory Signs - Circular Signs

Speed Limit and Stop Signs
Do not enter this road
Overtaking is prohibited
Come to a complete stop
Yield to other traffic
Maximum speed allowed
Parking is not permitted
Yellow/amber triangles warn of potential hazards

Warning Signs - Diamond-Shaped Yellow Signs

Dangerous Bends and Curves

Junction and Traffic Flow Warnings
Sharp curve ahead
Road intersection approaching
Pedestrians may cross here
Road surface is slippery
School area - reduce speed
Construction or repairs ahead
Blue/green signs provide directions and information

Information and Directional Signs

Motorway Signs - Blue Background
Blue sign - high-speed route
Green sign - major route
White sign - secondary route
Parking area nearby
Hospital location
Brown sign - point of interest
Prohibition or mandatory action
Warning of hazards
Motorways and information
National roads
Regional and local roads