3 1 4 Design of surface excavations
Figure 18.4 Rock slopes at the Kalgoorlie gold mining 'super pit' in Western Australia.
Figure 18.5 China clay mining in Comwall, UK.
18.2 Questions and answers: design of surface
excavations
Given the range of possibilities described in the previous section, we
cannot cover all the techniques used in the design of surface excavations,
but the principles highlighted by the questions and answers in the
previous chapters, plus the techniques illustrated in this section, will
provide you with the necessary background.