The effect of the order is to temporarily restrict and prohibit traffic on the length of the A479 trunk road between Glanusk Park and Llyswen to undertake works on or near the road.
Effaith y gorchymyn yw cyfyngu a gwahardd traffig dros dro ar y darn o gefnffordd yr A479 rhwng Parc Glan-wysg a Llys-wen er mwyn gwneud gwaith ar y ffordd neu gerllaw iddi.