Table A
Noise exposure limits at different criterion levels and exchange rates

Table A
Noise exposure limits at different criterion levels and exchange rates
Table summary
This table displays the results of Noise exposure limits at different criterion levels and exchange rates. The information is grouped by Maximum permitted daily duration (appearing as row headers), Criterion level: 85 dB(A) Exchange rate: 3 dB(A) and Criterion level: 90 dB(A) Exchange rate: 5 dB(A), calculated using Allowable level, dB(A) units of measure (appearing as column headers).
Maximum permitted daily duration Criterion level: 85 dB(A)
Exchange rate: 3 dB(A)		 Criterion level: 90 dB(A)
Exchange rate: 5 dB(A)
Allowable level, dB(A)
Eight hours 85 90
Four hours 88 95
Two hours 91 100
One hour 94 105
Thirty minutes 97 110
Fifteen minutes 100 115
Source: Noise – Occupational Exposure Limits in Canada, adapted from tables 1A and 1B (http://www.ccohs.ca/oshanswers/phys_agents/exposure_can.html).

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