The effect of the Order is to temporarily restrict and prohibit traffic on lengths of the A55 trunk road at or near the Pen-y-clip Tunnel, Conwy to undertake works on or near the road.
Effaith y Gorchymyn yw gwahardd a chyfyngu ar draffig dros dro ar ddarnau o gefnffordd yr A55 wrth Dwnnel Penmaen-bach, Conwy, er mwyn gwneud gwaith ar y ffordd neu gerllaw iddi.