Dancing Hoskuld
Deity
That would be true if it were not in the Welfare column.Public works are historically considered as large infrastructure and public area improvement projects initiated by the government, it is not so much about welfare as it is about public areas, water supply, sewage and the like.
The roman empire funded such large projects, like the building of aqueducts, paved roads, Colosseum, etc. all stuff that was meant to be used indiscriminately by all citizens.