Canada – Nova Scotia Offshore Marine Installations and Structures Occupational Health and Safety Transitional Regulations
59 (1) Subject to subsections (2) and (3) and sections 60 and 61, the level of sound in a workplace must be less than 85 dB.
(2) If it is not reasonably practicable for an employer to maintain the level of sound in a workplace at less than 85 dB, an employee must not be exposed in any 24-hour period to
(a) a level of sound referred to in column 1 of an item of Schedule 2 for a number of hours exceeding the number set out in column 2 of that item; or
(b) a number of different levels of sound referred to in column 1 of an item of Schedule 2, when the sum of the following quotients exceeds 1:
(i) the number of hours of exposure to each level of sound
divided by
(ii) the maximum number of hours of exposure per 24-hour period set out in column 2 of that item.
(3) If it is not reasonably practicable for an employer to maintain the exposure of an employee to a level of sound at or below the levels referred to in subsection (1) or (2), the employer must
(a) make a report in writing to the health and safety officer setting out the reasons why the exposure cannot be so maintained; and
(b) provide every employee entering the workplace with a hearing protector that
(i) meets the standards set out in CSA Standard Z94.2, Hearing Protection Devices – Performance, Selection, Care, and Use, and
(ii) reduces the level of sound reaching the employee’s ears to less than 85 dB.
- SOR/2017-116, s. 12
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