The A470 Trunk Road (Pont yr Afanc, Betws-y-Coed, Conwy County Borough) (Temporary Speed Restrictions and No Overtaking) Order 2018 / Gorchymyn Cefnffordd yr A470 (Pont yr Afanc, Betws-y-Coed, Bwrdeistref Sirol Conwy) (Cyfyngiadau Cyflymder Dros Dro a Dim Goddiweddyd) 2018