The A487 trunk road (Machynlleth, Powys to the north of Dyfi Bridge, Gwynedd) (temporary speed restrictions and prohibition of overtaking) Order 2021
Gorchymyn cefnffordd yr A487 (Machynlleth, Powys i fan i’r gogledd o Bont ar Ddyfi, Gwynedd) (cyfyngiadau cyflymder dros dro a gwahardd goddiweddyd) 2021