An international classification for the built environment

I was presenting to an international delegation recently and wanted a slide sequence to question whether a single universal classification system was possible for the built environment.

I then asked the Twitter community what they thought...

Twitter Poll

Essentially, would it be possible to have a single code to represent each 'object' in the built environment and then have international translations for each of these codes?
With increasing interest in Uniclass around the world, I wonder whether this will happen one day.

More reading: The Uniclass classification system