The A40 Trunk Road (Llangynnwr Roundabout to Pensarn Roundabout and Pensarn Roundabout to West of Pont Lesneven Roundabout, Carmarthenshire) and The A48 Trunk Road (South East of Pensarn Roundabout, Carmarthenshire) (40 and 50 MPH Speed Limits and Derestriction) Order 2015 No. 1446