Here's the pictures I was able to get. It's hard to get decent pictures when you're looking up! Last night, he ran 4 long bolts through each side of the steel door frame and into the wood frame of the box. He used a heavy duty tie down strap diagonally across the door (high end on the "short" corner, down to the bottom of the "long" side to straighten the frames out before driving the bolts.
The "short" side, where the bolt is sheared off and visible from inside:
The "long" side, where it stays shifted out, and was out 3/4" when we bought it:
The sheared off bolt:
