The term ‘listed building’ is wide ranging and includes not only buildings such as houses, churches or barns but also walls, milestones, bridges, telephone boxes and many other types of structure.
Mae’n bwysig nodi bod y term ‘traddodiadol’ yn cyfeirio at adeiladau â waliau solet wedi’u hadeiladu o ddeunyddiau athraidd megis brics, carreg, pridd, pren a morter, plastr a rendrad calch.