Designs can be optimized to suit market and site specific needs
by anthony konya, dr. calvin j. konya and dr. paul worsey
Blast casting is the process of fragmenting overburden material and moving it into the spoils pile using explosive energy with the main goal to minimize material handling. Blast casting design is focused simply on the throw and movement of the material rather than the fragmentation of rock in classical rock blasting. Due in part to three main reasons:
- This is waste material and does not need to meet specific sizing requirements for crushing;
- The equipment for overburden removal is quite large and can easily handle large boulders; and
- The rock being blasted is typically shales and siltstones, which break easily.
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