Ann: Development progress - Lindi Jumbo project, page-1696

Usually, the grizzly oversize would channel to the primary... while the corse ore, to the secondary or alternatively to the screens, where it moves on through the cycle or reciculates for more crushing in secondary or tertiary.
Given the engineering team, with their wealth of experience and access to drill samples , have designed something slightly different.
I am not arrogant enough to know their minds, but given the method of loading the front end, sorting of loads borh in the pit and at the front end stock pile is likely. As is the case at any material handling point for any ore type.
Any mine also is equipped with mobile plant to handle most imaginable out comes.
In the past it hasnt been unknown to "pop" rocks on the grizzly.... because you can never completely eliminate idiocy, can you farmer?