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Title
Mining gravel sand pit excavator digger dredger extraction machine colliery output quarry building gray pile mine surface grit #184062665
Description
Mining for gravel sand pit excavator or digger machine dredger extraction colliery output of building surface gray pile and mine quarry grit quartz pea ballast road-metal, high quality industry building material, hole devastation of nature and landscape, construstion site, global change, degradation of nature by human activity, construction of highways and towns, Czech Republic, Europe, European