Noise measurements were made in two different areas which consist of quarry and stone crushing-screening plant. There are 23 workers in the plant working in the different operations such as a worksite chief, seven drivers, six crusher workers,five mining machine operators, two drilling operators, a weigher and a cook. Noise levels were
measured by using “Extech 407764 Sound Level Meter” in quarry and stone crushing-screening plant, at position of workers and in places near of noise sources.