Sound Pressure Level - OSHA A-Weighted per Day
OSHA maximum A-weighted sound pressure levels allowed per day.
Maximum A-weighted sound pressure levels allowed by the U.S. Occupational Safety and Health Administration - OSHA - for periods in a working day:
Duration per Day (hr) | Maximum Allowed Sound Pressure Level (dBA) |
---|---|
8 | 90 |
6 | 92 |
4 | 95 |
3 | 97 |
2 | 100 |
1.5 | 102 |
1 | 105 |
0.5 | 110 |
less than 0.25 | 115 |
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