The effect of the order is to temporarily prohibit and restrict traffic on lengths of the A470 trunk road between Coryton and Abercynon to undertake works on or near the road.
Effaith y gorchymyn yw gwahardd a chyfyngu ar draffig dros dro ar ddarnau o gefnffordd yr A470 rhwng Coryton ac Abercynon er mwyn gwneud gwaith ar y ffordd neu gerllaw iddi.