PART XXXII OPEN CUT WORKINGS IN MINING OPERATIONS — Bench and berm widths - quarries and open pits
670
Where a surface mine is worked in benches
670(a)
each catchment berm shall be designed so that its final width is not less than 8 metres;
670(b)
loose rock and soil shall not be allowed to accumulate on a bench or catchment berm in a manner that endangers a person working on a lower bench; and
670(c)
where loose rock accumulates and where access cannot be gained to clean the catchment berm, and a danger exists to a person working below, a written safe working procedure shall be developed.
Not legal advice. Verify the cited article against the signed agreement.