Right in the middle of the cordoned-off construction zone, the first guy sets up a folding table, the second guy neatly places a tablecloth on top along with a baguette and bottle of wine and some cheese etc., and the third guy brings up the chairs. These guys sat down for a nice meal for 90 minutes, at least, before getting back to work.
I think my American parents thought, "Wow, how in the hell does anything ever get built in this country?" while my thought was mostly, "that seems really nice, they look so relaxed!"