Floors are Done! well, tube layer
with another big round of heavy lifting, we've put cob in over the top of the tubes. This was normal 'cob' - clay, sand and straw, but not as much straw, and we cut up the straw a bit with a weed wacker before putting it in. In addition, the mix was much wetter, as it didn't need to hold a sculpted shape... so it was faster and easier to mix.
Still, glad it's over. Here's looking in the front door: