811. Additional health and safety requirements in regard to quarries.

The operator1 must ensure that the following provisions are in each case complied with as appropriate having regard to the features of the quarry2, the nature and circumstances of the work carried on there or to a specific risk3.

The operator must ensure that a system is in place so as to ensure that any work involving the carrying out of hazardous operations or of usually straightforward operations which may interact with other activities to cause serious hazards4, is not carried out unless a permit to carry out that work has been issued5. Such permits to work must specify the conditions to be fulf