The A55 Trunk Road (Junction 23 (Llanddulas) to Junction 22 (Old Colwyn), Conwy County Borough) (Temporary Traffic Prohibitions and Restrictions) Order 2018 / Gorchymyn Cefnffordd yr A55 (Cyffordd 23 (Llanddulas) i Gyffordd 22 (Hen Golwyn), Bwrdeistref Sirol Conwy) (Gwaharddiadau a Chyfyngiadau Traffig Dros Dro) 2018