Eamon Ryan (Dublin Bay South, Green Party) | Oireachtas source

The officials have pointed out these are mid-term Estimates and we are not at the conclusion of the year. Often certain expenditure items could be either under or over the allocation but by the end of the year there will be a Supplementary Estimate or a reallocation for other Departments. Typically, in the case of the roads budget, much of the local roads maintenance is done regularly. It tends to be weather-affected and there can be variations depending on flooding or whatever.