Well that was a mammoth job but well worth it. We ended up cutting the old top surface in two just to make it manageable.
There will be some finalising to do. I have to tape over all the joints we created and there are a few places where the old layers of fibreglass have delaminated and will need to be rebounded or replaced.
And to add to the day a huge flock of geese have just flown over. and here are some more.