The effect of the Order is to temporarily restrict and prohibit traffic on lengths of the A55 trunk road between Junction 1, Anglesey and Junction 11, Gwynedd to undertake works on or near the road.
Effaith y Gorchymyn yw cyfyngu a gwahardd traffig dros dro ar ddarnau o gefnffordd yr A55 rhwng Cyffordd 1, Ynys Môn a Chyffordd 11, Gwynedd er mwyn gwneud gwaith ar y ffordd, neu gerllaw iddi.