I had to get a survey for a 37ft timber yacht mid last year.
Key point is that I needed a survey to renew existing insurance, so very different to a pre-purchase inspection, specifically in level of detail of survey and level of documentation. Mine was filling out a 2 page form, compared to a multi page inspection report with a large number of photos. Noting I already owned all the risk, this was an administrative job for my current insurer. Not a situation where I was wanting to know what risk I might be buying in a new to me boat.
I got my insurance survey done for about $1k by a b