SAND, GRAVEL, AND CRUSHED STONE ON-THE-JOB
2014-7-18 · SAND AND GRAVEL PLANTS At a ty pical sand and g ravel plant, raw material from a hopper at a dumpi ng stati on is carried by conv eyor belt to a s creening deck. T he screening deck rem oves oversiz ed material (large clay balls, roots, v ery large rocks, etc.), separates sand f rom gravel, and then separates the gravel into different sizes.