

Interestingly, SEATAC airport has started doing exactly that in (at least Concourse D). It’s one big long hallway with sinks on one wall and floor-to-ceiling doors for the toilets. And a separate room off to the back with a sliding door for urinals. They’ve got enough toilets that wait times aren’t too atrocious
I’m very curious what they’d say it needs to pass in order to be “proven”.
And then I’m curious if a pack of ground beef from the grocery store would be able to meet the same standard