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Crushing is the most significant dust source in stone quarries and dust concentration decreases with increasing distance away from the crusher. 1618 quarry workers are faced with varying concentrations of silica dust depending on the working location. a high degree of respiratory morbidity and eye problems are associated with the stone quarry.

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Introduction. Metal and masonry stone, building material, etc play a vital role in urbanisation 1 and today's stone mining and crushing have become the backbone of infrastructure development in India. 2-4 The finished product of stone crushing units in the form of crushed stone, stone chips of various sizes; plays a crucial role as a raw material for various construction activities viz ...

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The grinding of sand between steel wheels and rails produces large amounts of fine siliceous dust. Dressing of granites and sandstones into building stone and monuments generates considerable siliceous dust. Fortunately ventilation and air cleaning techniques have greatly reduced the silicosis hazard in this industry in recent years.

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Keep the work material (eg concrete, engineered stone benchtops) wet while work is carried out on them (eg cutting, polishing, etc). Use on-tool water suppression systems to keep dust out of the air. Dry sweep work areas. Frequently hose down equipment and work areas with water. Use compressed air to blow away dust.

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Controlling Dust. Dust is produced in the quarrying process while it is being blasted, crushed, screened, transported and stored. There are three ways that you can manage dust: 1. Contain it, 2. collect it, or. 3. suppress it. The Pareto principle (or 80-20 rule) applies to quarry dust generation. "Eighty percent of the dust in a given quarry ...

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