Appendix G Noise Monitoring Results |
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Daytime
Noise Monitoring Results at Station NMC1 |
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Date |
Weather Condition |
Noise Level for 30-min, dB(A)+ |
Baseline Noise Level, dB(A) |
Calculated Construction Noise Level, dB(A) |
Limit Level, dB(A) |
Exceedance (Y/N) |
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Time |
L90 |
L10 |
Leq |
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07-Jul-06 |
Sunny |
14:45 |
61.2 |
65.1 |
63.3 |
72.1 |
*Note |
75 |
N |
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13-Jul-06 |
Sunny |
13:45 |
60.3 |
65.4 |
63.2 |
72.1 |
*Note |
75 |
N |
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19-Jul-06 |
Sunny |
13:10 |
63.5 |
68.5 |
66.4 |
72.1 |
*Note |
75 |
N |
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25-Jul-06 |
Sunny |
13:10 |
62.1 |
67.4 |
65.0 |
72.1 |
*Note |
75 |
N |
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Min |
60.3 |
65.1 |
63.2 |
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Max |
63.5 |
68.5 |
66.4 |
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Average |
61.9 |
66.8 |
64.7 |
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Daytime
Noise Monitoring Results at Station NMC2 |
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Date |
Weather Condition |
Noise Level for 30-min, dB(A)+ |
Baseline Noise Level, dB(A) |
Calculated Construction Noise Level, dB(A) |
Limit Level, dB(A) |
Exceedance (Y/N) |
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Time |
L90 |
L10 |
Leq |
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07-Jul-06 |
Sunny |
14:05 |
61.0 |
64.4 |
62.5 |
70.7 |
*Note |
70 |
N |
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13-Jul-06 |
Sunny |
14:20 |
62.0 |
66.9 |
64.7 |
70.7 |
*Note |
70 |
N |
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19-Jul-06 |
Sunny |
13:50 |
63.7 |
68.8 |
66.6 |
70.7 |
*Note |
70 |
N |
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25-Jul-06 |
Sunny |
13:45 |
62.6 |
68.1 |
65.7 |
70.7 |
*Note |
70 |
N |
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Min |
61.0 |
64.4 |
62.5 |
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Max |
63.7 |
68.8 |
66.6 |
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Average |
62.4 |
67.3 |
65.1 |
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Daytime
Noise Monitoring Results at Station NMC3 |
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Date |
Weather Condition |
Noise Level for 30-min, dB(A)+ |
Baseline Noise Level, dB(A) |
Calculated Construction Noise Level, dB(A) |
Limit Level, dB(A) |
Exceedance (Y/N) |
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Time |
L90 |
L10 |
Leq |
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07-Jul-06 |
Sunny |
13:30 |
60.7 |
65.8 |
64.0 |
67.5 |
*Note |
70 |
N |
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13-Jul-06 |
Sunny |
15:00 |
61.4 |
66.3 |
64.2 |
67.5 |
*Note |
70 |
N |
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19-Jul-06 |
Sunny |
14:30 |
62.9 |
68.0 |
65.8 |
67.5 |
*Note |
70 |
N |
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25-Jul-06 |
Sunny |
14:25 |
61.5 |
67.7 |
65.1 |
67.5 |
*Note |
70 |
N |
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Min |
60.7 |
65.8 |
64.0 |
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Max |
62.9 |
68.0 |
65.8 |
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Average |
61.7 |
67.0 |
64.8 |
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+ - Façade
measurement |
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Bold
& Italic value indicated an Limit level exceedance |
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Note:
Measured noise level is less than the baseline noise level. |
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