On Board Trains Occupational Health and Safety Regulations
4.3 (1) If an employee in a work place may be exposed to an A-weighted sound pressure level of 84 dBA or more for a duration that is likely to endanger the employee’s hearing, the employer shall, without delay,
(2) For the purposes of subsection (1), the measurement of the A-weighted sound pressure level in a work place shall be performed instantaneously, during normal working conditions, using the slow response setting of a sound level meter.
(3) In the investigation referred to in subsection (1), the following matters shall be considered:
(a) the sources of sound in the work place;
(b) the A-weighted sound pressure levels to which the employee is likely to be exposed and the duration of such exposure;
(c) the methods being used to reduce this exposure;
(d) whether the exposure of the employee is likely to exceed the limits set out in section 4.4; and
(e) whether the employee is likely to be exposed to a noise exposure level (Lex,8) of 84 dBA or more.
(4) On completing the investigation and after consulting with the work place committee or the health and safety representative, the qualified person shall make, sign and date a written report that contains their
(a) observations respecting the matters set out in subsection (3);
(b) recommendations respecting the measures that should be taken in order to comply with sections 4.4 to 4.8; and
(c) recommendations respecting the use of hearing protectors by employees who are exposed to a noise exposure level (Lex,8) of 84 dBA or more but not more than 87 dBA.
(5) The employer shall keep the report at a location that is accessible to affected employees for a period of 10 years after the date of the report.
(6) If the report states that an employee is likely to be exposed to a noise exposure level (Lex,8) of 84 dBA or more, the employer shall, without delay,
- SOR/95-105, s. 61(F)
- SOR/2015-143, s. 19
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