Skip to content
TheoryLane
← All road signs
A yellow diamond sign showing two carriageways merging into one road.
warning

Dual carriageway ends

The dual carriageway ends and the road becomes two-way.

What it means in practice

When a dual carriageway ends you will meet oncoming traffic. Move into the left-hand lane in good time and adjust your speed before the merge.

Description

A yellow diamond sign showing two carriageways merging into one road.

dual carriagewaymerging

Sources

  • Rules of the Road · Road Safety Authority · Edition reflecting road traffic law as at 1 March 2025
    Last checked 2026-09-08

Other warning signs

Learning materialHow TheoryLane worksAboutPrivacyDisclaimer

A Techvora tool · techvora.net

Independent learning application. Not affiliated with the Road Safety Authority or the official Driver Theory Test service. TheoryLane questions are written by TheoryLane from published Irish road-rule sources.