A contraflow is a situation in which vehicles travelling on a main road in one direction have to use lanes that are normally used by traffic travelling in the opposite direction, because the road is being repaired.

What does contraflow mean in driving?

In transport engineering nomenclature, a counterflow lane or contraflow lane is a lane in which traffic flows in the opposite direction of the surrounding lanes. Contraflow lanes are often used for bicycles or bus rapid transit on what are otherwise one-way streets.

What is contra flow?

/ (ˈkɒntrəˌfləʊ) / noun. British two-way traffic on one carriageway of a motorway, esp to allow maintenance work to be carried out or an accident to be cleared.