The effect of the Order is to temporarily prohibit vehicles on a length of the A4042 trunk road at Llanellen, Monmouthshire to undertake works on or near the road.
Effaith y Gorchymyn yw gwahardd cerbydau dros dro ar ddarn o gefnffordd yr A4042 yn Llanelen, Sir Fynwy er mwyn gwneud gwaith ar y ffyrdd neu gerllaw iddynt.