When is hearing protection mandated by OSHA?

Hearing protection is mandated by OSHA when employees are exposed to noise levels of 85 decibels (dB) for an 8-hour time-weighted average. This regulation is designed to protect workers from the potential harm caused by excessive noise exposure, as prolonged exposure to high decibel levels can lead to hearing loss and other auditory issues.

The 85 dB threshold is established based on research indicating that noise exposure above this level can result in significant hearing damage over time. The time-weighted average considers the duration of exposure in conjunction with the noise level, ensuring that workers receive protection based on their actual working conditions.

This standard reflects OSHA's commitment to maintaining safe and healthful working conditions for all employees, particularly in industries where noise exposure is a common risk, such as construction and manufacturing.