A couple of 6.8m-7m ribs did this in September ,Have a read of their story/Blog, one Ribnet member was
The link below should be day 1
Take Two Ribs
you will have to scroll to the bottom of the sreen to "Older posts" to start from the beginning.
Well worth the read , and will give you a good Idea of what you would be up against.
I think "DEEP POCKETS" will be required
Good Luck !