Anthony Wrote:
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> The "Relieving Chambers" above the King's Chamber,
> in conjunction with the gables at the top, remove
> all weight from the top of those granite beams.
>



> There is no such structure over the Grand Gallery,
> so that ceiling needs to be able to support the
> full weight of the core masonry above it.


That's why it is corbelled in the ingenious way we can observe now.


Ronald.