The effect of the Order is to temporarily prohibit and restrict 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.
Mae angen y gorchymyn arfaethedig am fod gwaith yn cael ei wneud ar gefnffordd yr A55, neu gerllaw iddi, rhwng Cyfnewidfa Llys y Gwynt, Gwynedd, a Chylchfan y Puffin, Conwy.