I was making good progress, I thought, and then… snow? Yes, on May 9 we got our (hopefully?) last snowstorm of the season.
Right before this I had managed to get most of the interior structural walls built, and by May 12 I had started on the joists for the second floor.
After some part delivery delays, I managed to get the rest of the needed materials by May 15 and pretty quickly got those up:
I was lucky enough to get some help from Raederle’s father Dale, who came to visit for a couple of days, and we were able to finish the second-story subfloor by May 20:
Now, I was ready to begin installing the second story SIPs!