Saesneg: The A487 Trunk Road (Caernarfon Flyover Southbound & Northbound Entry Slip Roads, Caernarfon, Gwynedd) (Temporary Prohibition of Vehicles) Order 2021
Cymraeg: Gorchymyn Cefnffordd yr A487 (Ffyrdd Ymuno tua’r De a thua’r Gogledd Trosffordd Caernarfon, Caernarfon, Gwynedd) (Gwahardd Cerbydau Dros Dro) 2021