Among the first restoration works are the interventions to be carried out on the wall facing for the removal of the plants present, weeds and mosses, etc. Subsequently, the various interventions aimed at the restoration and actual conservation of the structure in the various parts will be scheduled. Among these, the removal of the mortars and incongruent portions and the replacement with suitable materials, the restoration of missing parts and the grouting. The cleaning of the stones and the removal of stains and crusts will be carried out following sampling and precise evaluation of the type of problem and after the removal of potential causes, such as the infiltration of water from the walkway, which risk between the other than compromising the static efficiency of the structure.