I just read this thread and most of my questions were answered…
http://forum.honeyflow.com/t/locking-the-hive-sections-together-with-cam-dowels/4805/9
I still worry about the hive falling over the first few days, I might use a strap or a couple bricks to weigh everything down until the bees have had a chance to seal everything up. Does anyone else do that?