When it comes to equipment to run an aggregates operation, Pit & Quarry helps producers stay on the cutting edge. For 99 years, we have been the industry's source for information about equipment innovations, and that is especially true this month with our focus on new technologies. Two years ago in this space, I touched on the use of drones for aerial photography and videography at mine sites. In this issue, we cover a more specialized use of drone technology - making accurate volumetric computations, such as determining the amount of material in a stockpile.
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