Western Australian Consolidated Regulations

OCCUPATIONAL SAFETY AND HEALTH REGULATIONS 1996 - REG 3.45

3.45 .         Terms used

                In this Division —

        exposure standard for noise , in relation to a person, means —

            (a)         an L _Aeq,8h of 85 dB(A); or

            (b)         an L _C,peak of 140 dB(C),

        measured at the position of the person’s ear without taking into account any protection which may be provided to the person by personal hearing protectors;

        L _Aeq,8h means an 8 hour equivalent continuous A-weighted sound pressure level in decibels (dB(A)) referenced to 20 micropascals, that is to say, the steady noise level which would, in the course of an 8 hour period, cause the same A-weighted sound energy that would be caused by the actual noise during an actual working day, determined in accordance with AS/NZS 1269.1;

        L _C,peak means C-weighted peak noise level, that is to say, the C-weighted peak hold sound pressure level in decibels (dB(C)) referenced to 20 micropascals, determined in accordance with AS/NZS 1269.1;

        noise means any unwanted or damaging sound;

        personal hearing protectors means a device, or pair of devices, worn by a person or inserted in the ears of a person to protect the person’s hearing.

        [Regulation 3.45 amended in Gazette 17 Dec 1999 p. 6230; 8 Mar 2002 p. 962.]