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Acoustic Report - Multiple Dwelling Development 99-105 Eumundi Rd Noosaville (ver B)
Calculations of Acoustic Treatments from Driveway
Leq dB(A) L10 dB(A) L1 dB(A)
Car bypass 69 75 79
Distance to Receiver 4m
Distance Reduction -12.0 dB(A)
Predicted Noise impacts from
Driveway on Bedroom windows
57 63 67
Building Element Floor
Space Component Impact Criteria TNR Area Area Height RT60 C TNA Rw
dB(A) dB(A) dB(A) (m2) (m2) (m) (s)
101
Bedroom 2
Windows 67 40 27.0 3 12 2.4 0.5 3 26 32
Wall 67 40 27.0 14 12 2.4 0.5 3 33 39
Roof/Ceiling 67 40 27.0 12 12 2.4 0.5 3 33 39
102-104
Bedroom 2
Windows 67 40 27.0 3 12 2.4 0.5 3 26 32
Wall 67 40 27.0 14 12 2.4 0.5 3 33 39
Roof/Ceiling 67 40 27.0 12 12 2.4 0.5 3 33 39
Page 39
[OCR of page images]
Calculations of Acoustic Treatments from Driveway
Leq dB(A) dB(A) L1 dB(A)
iCar bypass 69 75 79
Distance to Receiver 4m
Distance Reduction -12.0|dB(A)
Predicted Noise impacts from
Driveway on Bedroom windows
57 63 67
101
Bedroom 2
Windows
Wall
Roof/Ceili
102-104
Bedroom 2
Windows
Wall
Roof/Ceili
Page 39
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