In reply to THE.WALRUS:
The RAD doesn't suggest there is, and I've never known there to be one previously, although a comment at the base of the page suggests there were birds nesting in the Truant corner last year.
As such, I'd proceed as planned, but (as always) - keep your eyes peeled.
https://www.thebmc.co.uk/modules/rad/view.aspx?id=594
