The effect of the Order is to temporarily restrict and prohibit traffic on a length of the A470 trunk road between Llangurig, Powys and Mallwyd, Gwynedd to undertake works on or near the road.
Effaith y Gorchymyn yw cyfyngu a gwahardd traffig dros dro ar ddarn o gefnffordd yr A470 rhwng Llanfair-ym-Muallt a Llangurig, Powys er mwyn gwneud gwaith ar y ffordd, neu gerllaw iddi.