The effect of the Order is to temporarily prohibit vehicles on a length of the A55 trunk road at junction 17 to undertake works on or near the road.
Effaith y Gorchymyn yw gwahardd cerbydau dros dro ar ddarn o gefnffordd yr A55 wrth gyffordd 17 er mwyn gwneud gwaith ar y ffordd neu gerllaw iddi.