The A40/A449 Trunk Roads (West of Glangrwyney, Powys to Raglan, Monmouthshire & Raglan to the Wales/England Border, Monmouthshire) (Temporary Traffic Prohibitions & Restrictions) Order 2018 / Gorchymyn Cefnffyrdd yr A40/A449 (Man i’r gorllewin o Langrwyne, Powys i Raglan, Sir Fynwy a Rhaglan hyd at y ffin rhwng Cymru a Lloegr, Sir Fynwy) (Gwaharddiadau a Chyfyngiadau Traffig Dros Dro) 2018