Piles of aggregate at a construction site during a sunset.
Schlüsselwörter
aggregate,
background,
building,
building material,
boulder,
career,
cement,
coal,
construction,
crane,
crushed stone,
debris,
dirt,
earth,
equipment,
excavation,
factory,
gravel,
heavy equipment,
industrial,
industry,
landscape,
material,
mine,
mining,
mountain,
nature,
pile,
quarry,
road,
rock,
sand,
scene,
site,
stone,
sunset,
traffic,
transportation,
work
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