Restoring covers specific difficulties involved, not only for the deterioration suffered since his last works, in the early sixties of the last century, but also because they served as support and drum set of 16 statues.
The rest of the work of the decks had to do with the lifting of all boards and leads in order to make them again. In addition handrails and stairs they were made for everything done on the decks outside visitable. For example, you can climb to the weather vane is at the top of the cross ball to oiling.