Sponky: Art not Craft
Janito the CEO (who works for local government in NSW) pointed me to this: Paint a Traffic Signal Box in Brisbane
There is a reasonably tedious application process, but the council will provide paint and hi-vis vests etc. 'Artists' need to provide paint brushes, cleaning equipment etc.
I would be keen to get in and paint one (perhaps with DJ Bebe if she can leave the fabulous Toowoomba) but stuck for ideas. And my painting ability is rather limited, so it would have to be simple (like this one