The drill and blast method is a widely used technique in mining operations, particularly in hard rock mining. This process involves two key components: drilling holes into the rock formation and subsequently blasting the rock to facilitate its fragmentation. Drill patterns are meticulously designed to optimise the blasting process, considering factors like rock type, size, and desired fragmentation. The drilling phase utilises specialised equipment to bore holes into the rock, where explosives a

27 reactions | Showing off another angle of the highway blast we posted last week! Since we were so close to the interstate we used a rolling slowdown to keep cars off the highway for a short period of time while we blasted. Trucks blocked each lane of traffic, slowing it to a crawl with a slow progression of vehicles behind them, never stopping traffic completely. #safetyfirst #construction #explosives #roadwork | McCallum Rock Drilling | Facebook

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