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sampling of crushed rock

sampling of crushed rock

Samples of crushedwaste rocks were mainly used in this study. The waste sandstone was collected from coal mines and prepared to formsamplesof wasterock. Before testing, wecrushedthe wasterockto a 50 mm downgrade and then furthercrushedto 30 mm down.Sampleswere then graded through 5, 10, 15, 20, 25 and 30 mm and the screenedsamples

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