2.21.10. The employer must provide hearing protectors that meet the performance and selection requirements in the following clauses of CSA Standard Z94.2-2014, Hearing Protection Devices – Performance, Selection, Care, and Use:1° 3 to 8.2.1;
2° 8.2.4 to 9.1;
3° 9.3.4;
4° 9.4;
5° 9.5.3 to 9.6.1;
6° 9.6.3 to 9.7.1;
7° 9.8.3;
8° 9.9 to 10.3.5;
9° 11.2.3 to 11.2.5;
10° 12 to 12.2.6.3;
11° tables 1 to 6;
12° annexes A, B and D.
For the purposes of Clause 9.6.4.3 of the standard, the result of a measurement performed in accordance with section 2.21.8 may be used as a measurement of a worker’s noise exposure, namely the Lex,8h or LEX,8h equivalent.
That measurement is not mandatory where the employer selects hearing protectors according to the single-number ratings method provided for in the standard.
The employer may also provide hearing protectors that meet1° the performance requirements set out in the following clauses of Hearing protectors - general requirements or Safety requirements and testing, as the case may be:a) 1 to 6 and annexes A and ZA of Part 1: Ear-muffs, NF EN 352-1;
b) 1 to 6 and annexes A and ZA of Part 2: Earplugs, NF EN 352-2;
c) 1 to 6 and annexes A and ZA of Part 3: Ear-muffs attached to an industrial safety helmet, NF EN 352-3;
d) 1 to 7 and annexes A, B and ZA of Part 4: Level-dependent ear-muffs, NF EN 352-4;
e) 1 to 7 and annexes A, B and ZA of Part 5: Active noise-reduction ear-muffs, NF EN 352-5;
f) 1 to 7 and annexes A, B and ZA of Part 6: Ear-muffs with electrical audio input, NF EN 352-6;
g) 1 to 7 and annexes A, B and ZA of Part 7: Level-dependent earplugs, NF EN 352-7; and
2° the selection requirements set out in the following clauses of the NF Standard EN 458:2016, Hearing protectors - Recommendations for selection, use, care and maintenance - Guidance document:a) 3 to 4;
b) 6 to 6.2.1;
c) 6.2.3 to 6.5;
d) 6.8 to 6.9.2;
e) annexes A to E.
For the purposes of Clause 6.2.3.2 and Annex B of NF Standard EN 458:2016, the result of a measurement made in accordance with section 2.21.8 may be used as a measurement of the peak sound pressure level.
A hearing protector meets the requirements of this section if it conforms to the most recent or second most recent version of a standard named in the section and has not exceeded the manufacturer’s expiry date, if any.
781-2021D. 781-2021, s. 21.