Having cleaned off all the paint it was found that there were a couple of split planks
When we removed the rotten top plank it was found that the damage was as far as the gunwale which was split as well.
The apprentice removing the fixing out of the deck and the gunwale
The starboard side plank with the epoxy filler in it which when removed was found to be half through the plank thickness
Plank area all cleaned out and nails removed and now ready to make dummy plank as pattern for new plank