Everything I have read and heard about vintage Airstreams is that virtually all of them will have some floor / frame damage. The floor is a key part of the monoquoke trailers integrity. Our floor was soft in many places which was indicative of floor rot / frame damage.

Colin sent me some photos today of the frame damage to our trailer:

The GSM team did a real nice job of repairing the frame and replacing the floor:

New floor in and looking good: