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Limestone Mining: Is It Noisy Or Not?

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    US. National Institute for Occupational .Safety and Health (NIOSH) researchers are conducting a Cross-sectional survey of equipment noise and worker noise exposures in the mining industry. Surface and underground limestone is one commodity recently sun eyed. The sound levels of milling and processing equipment were recorded to identify noise sources. Full-shift worker noise exposures were completed to determine the exposure of various occupations. This article presents the results o f the noise research conducted in both underground and surface limestone manes, detailing the equipment likely to cause worker overexposures, and the occupations experiencing overexposures. Implications for worker noise exposure reduction are also reported.
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