I think it looks ok for your first att, mind you i have never tried this method or anything like it at all.
So I am no expert.
Its sill a a work in progress. so looking forward to seeing it built.
5 story fall.. thats nuts. good thing it was just your hip. My friend fell from 6. he was in a coma for a bit. got a fake hip and shoulder. but made a full recovery and he can still shread on his Guitar. Glad that you are ok too.