Osha maximum 소음 levels
Reference data 과 engineering information about osha maximum 소음 levels for acoustics applications.
oshamaximumsoundlevels
Overview
OSHA permissible noise exposure limits per 29 CFR 1910.95. The 5 dB exchange rate means every 5 dBA increase halves allowable exposure time.
Data Table
9 행
Duration | Minutes(min) | Sound Level(dBA) |
|---|---|---|
| 8 hours | 480 | 90 |
| 6 hours | 360 | 92 |
| 4 hours | 240 | 95 |
| 3 hours | 180 | 97 |
| 2 hours | 120 | 100 |
| 1.5 hours | 90 | 102 |
| 1 hour | 60 | 105 |
| 30 min | 30 | 110 |
| 15 min | 15 | 115 |
출처: engineeringtoolbox.com
Notes
- Values are at standard conditions unless otherwise noted
- Always verify values for critical applications