Saesneg: The A470 Trunk Road (Swansea Road Roundabout, Merthyr Tydfil to Taffs Well, Rhondda Cynon Taf) (Temporary Traffic Prohibition & Restriction) Order 2021
Cymraeg: Gorchymyn Cefnffordd yr A470 (Cylchfan Swansea Road, Merthyr Tudful i Ffynnon Taf, Rhondda Cynon Taf) (Gwaharddiad a Chyfyngiad Traffig Dros Dro) 2021