Aviation Occupational Health and Safety Regulations (SOR/2011-87)

Regulations are current to 2014-11-25 and last amended on 2014-10-31. Previous Versions

SCHEDULE(Section 2.4)

MAXIMUM DURATION OF EXPOSURE TO A-WEIGHTED SOUND PRESSURE LEVELS IN THE WORK PLACE

Column 1Column 2
ItemA-weighted sound pressure level (dBA)Maximum duration of exposure in hours per employee per 24-hour period
1.8416.0
2.8513.0
3.8610.0
4.878.0
5.886.4
6.895.0
7.904.0
8.913.2
9.922.5
10.932.0
11.941.6
12.951.3
13.961.0
14.970.80
15.980.64
16.990.50
17.1000.40
18.1010.32
19.1020.25
20.1030.20
21.1040.16
22.1050.13
23.1060.10
24.1070.080
25.1080.064
26.1090.050
27.1100.040
28.1110.032
29.1120.025
30.1130.020
31.1140.016
32.1150.013
33.1160.010
34.1170.008
35.1180.006
36.1190.005
37.1200.004