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Reference Documents - MCU24-0115 [As Published]
4 Pines Noosa Reference: #1869d1-A 81 Noosa Drive, Noosa Heads QLD Date: 20 February 2025 Entertainment Noise Assessment Table 1: Background LA90 noise level record and calculation sheet for amplified music and patron noise assessment - pre-6pm RAP.2 - Bottlebrush Avenue Residential Dwellings PRE Measurement Details Wind Noise Octave band centre frequencies 6PM Start Descr- Overall Location Number Duration Speed Direction 63 125 250 500 1000 2000 Time iptor Row 1-1 B1 16 10:11AM 10 mins < 2m/s L90 66 dBZ 61 dBZ 57 dBZ 54 dBZ 55 dBZ 51 dBZ 68 dBZ Row 1-2 Minus insects/frogs (if applicable) 0 dBZ 0 dBZ 0 dBZ 0 dBZ 0 dBZ 0 dBZ Row 1-3 Plus non-standard windscreen attenuation (if applicable) 0 dBZ 0 dBZ 0 dBZ 0 dBZ 0 dBZ 0 dBZ Row 1-4 'A' frequency weighting adjustment figures -26 -16 -9 -3 0 1 Row 1-6 Calculated LA90 L90 40 dBA 45 dBA 48 dBA 51 dBA 55 dBA 52 dBA 59 dBA Row 1-7 Overall intrusive noise limit (LA90 + 10dBA) L10 69 dBA Table 2: Intrusive noise measurement data, normalisation & calculation of maximum noise limits to prevent unreasonable noise - pre-6pm RAP.2 - Bottlebrush Avenue Residential Dwellings PRE Measurement Details Wind Noise Octave band centre frequencies 6PM Start Descr- Overall Location Number Duration Speed Direction 63 125 250 500 1000 2000 Time iptor Row 2-1 Calculated intrusive noise level from ref location + patrons L10 43 dBZ 33 dBZ 37 dBZ 37 dBZ 34 dBZ 27 dBZ 46 dBZ Row 2-2 Minus insects/frogs (if applicable) 0 dBZ 0 dBZ 0 dBZ 0 dBZ 0 dBZ 0 dBZ Row 2-3 Plus non-standard windscreen attenuation (if applicable) 0 dBZ 0 dBZ 0 dBZ 0 dBZ 0 dBZ 0 dBZ Row 2-4 'A' frequency weighting adjustment figures -26 -16 -9 -3 0 1 Row 2-5 Calculated Intrusive noise level L10 17 dBA 17 dBA 28 dBA 34 dBA 34 dBA 28 dBA 38 dBA Row 2-6 Ref.1 (L1) 3 9:12AM 3 mins < 2m/s L10 97 dBZ 86 dBZ 89 dBZ 88 dBZ 85 dBZ 76 dBZ 99 dBZ Row 2-7 Minus insects/frogs (if applicable) 0 dBZ 0 dBZ 0 dBZ 0 dBZ 0 dBZ 0 dBZ Row 2-8 Plus non-standard windscreen attenuation (if applicable) 0 dBZ 0 dBZ 0 dBZ 0 dBZ 0 dBZ 0 dBZ Row 2-9 'A' frequency weighting adjustment figures -26 -16 -9 -3 0 1 Row 2-10 Calculated Intrusive noise level L10 71 dBA 70 dBA 80 dBA 85 dBA 85 dBA 77 dBA 89 dBA Row 2-11 CEML-1 2 9:09AM 3 mins < 2m/s L10 87 dBZ 78 dBZ 77 dBZ 77 dBZ 75 dBZ 69 dBZ 88 dBZ Row 2-12 Minus insects/frogs (if applicable) 0 dBZ 0 dBZ 0 dBZ 0 dBZ 0 dBZ 0 dBZ Row 2-13 Plus non-standard windscreen attenuation (if applicable) 0 dBZ 0 dBZ 0 dBZ 0 dBZ 0 dBZ 0 dBZ Row 2-14 'A' frequency weighting adjustment figures -26 -16 -9 -3 0 1 Row 2-15 Calculated Intrusive noise level L10 61 dBA 62 dBA 68 dBA 74 dBA 75 dBA 70 dBA 79 dBA Row 2-11 3 mins < 2m/s L10 0 dBZ 0 dBZ 0 dBZ 0 dBZ 0 dBZ 0 dBZ 0 dBZ Row 2-12 Minus insects/frogs (if applicable) 0 dBZ 0 dBZ 0 dBZ 0 dBZ 0 dBZ 0 dBZ Row 2-13 Plus non-standard windscreen attenuation (if applicable) 0 dBZ 0 dBZ 0 dBZ 0 dBZ 0 dBZ 0 dBZ Row 2-14 'A' frequency weighting adjustment figures -26 -16 -9 -3 0 1 Row 2-15 Calculated Intrusive noise level L10 -26 dBA -16 dBA -9 dBA -3 dBA 0 dBA 1 dBA 5 dBA Row 2-16 Source 1 9:06AM 3 mins < 2m/s L10 106 dBZ 103 dBZ 101 dBZ 96 dBZ 90 dBZ 83 dBZ 109 dBZ A-Weighted SLPA Source Measurement L10 80 dBA 87 dBA 92 dBA 93 dBA 90 dBA 84 dBA 97 dBA Row 2-17 Normalisation Moderator 105 dBZ 109 dBZ 100 dBZ 99 dBZ 96 dBZ 95 dBZ 102 dBA Row 2-18 Normalised Adj. (reference - measured levels) (Row 2-17 minus Row 2-16) -1 dBZ 6 dBZ -1 dBZ 3 dBZ 6 dBZ 12 dBZ Row 2-19 Normalised intrusive noise levels, L10, (Row 2-18 plus Row 2-1, 2-2L10 or 2-3, whichever 42 dBZ is39applicable) dBZ 36 dBZ 40 dBZ 40 dBZ 39 dBZ 48 dBZ Row 2-20 'A' frequency weighting adjustment figures -26 -16 -9 -3 0 1 Row 2-21 'A' Weighted normalised intrusive noise level, L10 L10 16 dBA 23 dBA 27 dBA 37 dBA 40 dBA 40 dBA 44 dBA Row 2-22 Noise character 4 Row 2-23 Adjusted intrusive noise level due to noise character 44 dBA Row 2-24 Noise limit at affected premises (Row 1-7) 69 dBA Row 2-25 Difference between intrusive & noise limit at affected premises -25 dBA Row 2-26 Maximum noise level at reference point location 118 dBA Row 2-27 Maximum noise level at Close External Monitoring Location (CEML-1) 108 dBA Row 2-27 Maximum noise level at Close External Monitoring Location (CEML-2) Row 2-28 Maximum noise level at source (3m from speaker) 127 dBA Live It Acoustics | Controlled Document v1.0 Page 30
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