November 2004 (PDF 11.6 MB) - Barrick Gold Corporation

Table 2.1. Amenity criteriaResidenceType of ReceiverRecommended L Aeqnoise levels from industrial noise sourcesIndicativeNoise AmenityArea(see Notes in Section 2.2.1)RuralSuburbanUrbanTime of DayRecommended L Aeq.Noise Level,dB(A)(see Note 8 in Section 2.2.1)Acceptable(See Note 11)RecommendedMaximum(See Note 11)Day 50 55Evening 45 50Night 40 45Day 55 60Evening 45 50Night 40 45Day 60 65Evening 50 55Night 45 50Urban/Industrial Day 65 70Interface – forexistingEvening 55 60situations only Night 50 55School classroom—internal All Noisiest 1-hour periodwhen in useHospital ward—internal—externalAllAllNoisiest 1-hour periodNoisiest 1-hour period35(See Note 10)3550404055Place of worship—internal All When in use 40 45Area specifically reserved forpassive recreation (e.g.National Park)Active recreation area (e.g.school playground, golfcourse)All When in use 50 55All When in use 55 60Commercial premises All When in use 65 70Industrial premises All When in use 70 75Where there is a reasonable expectation that thecumulative noise level from industrial sourcescould increase in future (for example, through thedevelopment of further new sources), this should beconsidered in setting noise levels, as outlined inSection 2.2.4.NSW industrial noise policy16