InstituteSafety & HealthIndustrial HygieneHearing Conservation and NoiseGeneral Industry SafetyIndustrial HygieneUSAEnglishAnalysisFocus AreaIn Depth (Level 3)
Controlling workplace noise
['Industrial Hygiene']

- Once noise levels exceed an eight-hour TWA of 90 decibels, it is time for employers to implement additional controls.
Once an employer becomes aware of a noise problem in the workplace — usually meaning employee exposure levels exceeding an eight-hour time-weighted average (TWA) of 90 decibels — the next step is to decide how to combat the problem. Engineering and administrative controls are essential to putting up an effective fight against workplace noise.