The effect of the Order is to temporarily prohibit all vehicles (other than those being used by the emergency services), cyclists and pedestrians from proceeding on the length of the trunk road.
Effaith y Gorchymyn fydd gwahardd dros dro bob cerbyd (ac eithrio’r rheini a ddefnyddir gan y gwasanaethau brys neu ar gyfer y gwaith), beiciwr a cherddwr rhag mynd ar y darnau o’r gefnffordd.