The fountains in Piazza San Giovanni in Laterano and Piazza Santa Maria Maggiore are located in two squares of great importance for the Jubilee routes.

The restoration will include various activities:

• preliminary inspection: a preliminary assessment will take place to assess the solidity and adherence of the tessellation and identify any sections that may be detached or at risk of detachment;
• conservative restoration of surfaces: the stone surfaces of the fountains will be restored to preserve their original appearance;
• inspection of metal elements: an evaluation is performed to determine the condition and function of metal elements. If required, renovation or replacement works will be undertaken;
• technological system restoration: the technological systems connected to the fountains will be restored;
• maintenance of surrounding areas and fences: maintenance interventions will be carried out in the areas surrounding the fountains and on the fences around them.

The conservative restoration of the stone surfaces will include the following works:

• preliminary activities: reinforcement and repair operations will be performed on unsafe parts;
• chemical and mechanical cleaning: chemical and mechanical methods will be used on the stone surfaces to thoroughly clean the surfaces and remove dirt, limescale and other impurities;
• disinfection and weeding: treatments will be applied to disinfect the surfaces and eliminate any unwanted invasive weeds;
• reinforcement: reinforcement interventions will be carried out to improve the stability of the stone surfaces;
• removal of non-functional elements: any damaged elements will be removed to ensure the overall integrity of the surfaces;
• treatment of metal parts: metal parts on the stone surfaces will undergo specific treatments to ensure their durability;
• plastering and tessellation: plastering and plastic integration will be performed to restore missing or damaged parts of the stone surfaces;
• application of the final protective coating: a final protective coating will be applied on the stone surfaces to preserve them from weather and wear.
• the removal of the basin waterproofing layer will be followed by:
• renovation of the underlying screed;
• coating of a new waterproof layer.