An additional fee will apply in the case of an excavation longer than 200 metres, each length of 200 metres within the length of that excavation or the balance of such length.
Bydd pob dyfarniad grant wedi'i seilio ar 50% o gostau cymwys neu uchafswm o £5,000 fesul swydd *wedi ei greu a/neu £5,000 y swydd *diogelu, pa un bynnag sydd leiaf. (