Thank you all for your feedback. This is what I hoped for. G2SS and the Resident Camp Standards were all I could find, too. Understanding National would want to comment on a specific request, and rightly remind the council they bear the liability anyway, I was looking for what other councils actually do.
I confess I am a NCS COPE director and NCS Climb/Rappel director and a regional COPE/Climbing inspector. Because of construction methods, I'll virtually guarantee no pioneering structure is going to pass a COPE inspection. At least not until we use class 1 utility poles and through