MCU16/0079 Appendix F - Environmental Noise Imact Assessment

R1: Dwellings Due South
                                                                                 S PL Hz Octave Band Centre Frequencies dB(C)         dB(lin)   dB(A)
Amplified entertainment inside function / dining extension
                                                                          63         125     250      500    1000     2000      AP      AP       AP
Assumed source level (measured at 3m from source)                        105        109     100       99      96      95        111    112       102
Decay in room (assumed absorptive wall and floor linings)                  -1        -2       -2      -3       -3      -4       N/A
Noise attenuation through closed Rw34 glass (10.76mm laminate glass in    -20       -25      -30     -33      -33     -34       N/A
Distance attenuation to receiver                                         -13.4     -13.4    -13.4   -13.4    -13.4   -13.4      N/A
Façade Correction                                                         2.5       2.5      2.5     2.5      2.5     2.5       N/A
Predicted impact level at receiver                                         73        71      57       52       49      46        75
Background + 8 noise criterion                                             56        51      47       43       41      35        58
Exceedance of the noise criterion                                          17        20      10        9        8      11       N/A
Predicted allowable noise source level                                     85        89      80       79       76      75        91     92       82

R2: Dwelling Due East across Pelican Street
                                                                                 S PL Hz Octave Band Centre Frequencies dB(C)         dB(lin)   dB(A)
Amplified entertainment inside function / dining extension
                                                                          63         125     250      500    1000     2000      AP      AP       AP
Assumed source level (measured at 3m from source)                        105        109     100       99      96      95        111    112       102
Decay in room (assumed absorptive wall and floor linings)                  -1        -2       -2      -3       -3      -4       N/A
Noise attenuation through closed Rw34 glass (10.76mm laminate glass in    -20       -25      -30     -33      -33     -34       N/A
Distance attenuation to receiver                                         -17.8     -17.8    -17.8   -17.8    -17.8   -17.8      N/A
Façade Correction                                                         2.5       2.5      2.5     2.5      2.5     2.5       N/A
Predicted impact level at receiver                                         69        67      53       48       45      42        71
Background + 8 noise criterion                                             56        51      47       43       41      35        58
Exceedance of the noise criterion                                          13        16        6       5        4       7       N/A
Predicted allowable noise source level                                     89        93      84       83       80      79        95     96       86

R3: Dwelling Due East across River
                                                                                 S PL Hz Octave Band Centre Frequencies dB(C)         dB(lin)   dB(A)
Amplified entertainment inside function / dining extension
                                                                          63         125     250      500    1000     2000      AP      AP       AP
Assumed source level (measured at 3m from source)                        105        109     100       99      96      95        111    112       102
Decay in room (assumed absorptive wall and floor linings)                  -1        -2       -2      -3       -3      -4       N/A
Noise attenuation through closed Rw34 glass (10.76mm laminate glass in    -20       -25      -30     -33      -33     -34       N/A
Distance attenuation to receiver                                         -22.1     -22.1    -22.1   -22.1    -22.1   -22.1      N/A
Façade Correction                                                         2.5       2.5      2.5     2.5      2.5     2.5       N/A
Predicted impact level at receiver                                         64        62      48       43       40      37        67
Background + 8 noise criterion                                             56        51      47       43       41      35        58
Exceedance of the noise criterion                                           8        11        1       0       -1       2       N/A
Predicted allowable noise source level                                     94        98      89       88       85      84       100    101       91




            Table 11: Predicted amplified entertainment noise emissions from the proposed development with
                                              windows and doors closed.




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