The effect of the Order is to temporarily prohibit vehicles on a length of the A483 trunk road at Builth Wells, Powys to undertake works on or near the road.
Effaith y Gorchymyn yw gwahardd cerbydau dros dro ar ddarn o gefnffordd yr A483 yn Llanfair-ym-Muallt, Powys er mwyn gwneud gwaith ar y ffordd neu gerllaw iddi.