The effect of the Order is to temporarily prohibit vehicles on a length of the A483 trunk road at Ffairfach, Carmarthenshire to undertake works on or near the road.
Effaith y Gorchymyn yw gwahardd cerbydau dros dro ar ddarnau o gefnffordd yr A483 yn Ffairfach, Sir Gaerfyrddin er mwyn gwneud gwaith ar y ffordd, neu gerllaw iddi.