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A construction worker worked on 90 dB environment for 6 hours in a project and worked...

A construction worker worked on 90 dB environment for 6 hours in a project and worked another job site 2 hours in 92 dB environment. If the TWA safety requirement is 90 dB, determine the worker’s safe worker in that condition

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Given TWA for safety, the standard is 90 dB which is approximately the same as calculated in worker work condition.

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