Link:
The A55 Trunk Road (Penmaenbach Tunnel, Conwy County Borough) (Temporary Traffic Prohibitions & Restrictions) Order 2018 / Gorchymyn Cefnffordd yr A55 (Twnnel Penmaen-bach, Bwrdeistref Sirol Conwy) (Gwaharddiadau a Chyfyngiadau Traffig Dros Dro) 2018
Source: Legislation .gov.uk