Impact Daytime
Construction Noise Monitoring Results |
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Location
: M2 (West Tai Wo - Free Field) |
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Day
time 07:00-19:00 hrs Normal Weekdays Impact Noise Monitoring Results |
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Measured Noise Level for 30-min, dB(A) |
Limit Level, dB(A) |
Exceedance (Y/N) |
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Date |
Start Time |
Leq* |
L10* |
L90* |
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2-Aug-16 |
12:55 |
68.8 |
70.0 |
63.4 |
75 |
N |
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8-Aug-16 |
15:20 |
70.4 |
72.5 |
68.2 |
75 |
N |
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19-Aug-16 |
11:29 |
70.9 |
72.4 |
68.2 |
75 |
N |
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25-Aug-16 |
15:29 |
70.9 |
72.5 |
68.2 |
75 |
N |
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31-Aug-16 |
9:54 |
69.6 |
71.2 |
66.4 |
75 |
N |
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Location
: M3 (Fanling Government Secondary School- Façade) |
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Day
time 07:00-19:00 hrs Normal Weekdays Impact Noise Monitoring Results |
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Measured Noise Level for
30-min, dB(A) |
Limit Level, dB(A)^ |
Exceedance (Y/N) |
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Date |
Start Time |
Leq |
L10 |
L90 |
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2-Aug-16 |
13:00 |
63.6 |
66.0 |
60.1 |
70 |
N |
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8-Aug-16 |
16:10 |
68.2 |
70.5 |
66.3 |
70 |
N |
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19-Aug-16 |
11:14 |
68.5 |
70.4 |
66.7 |
70 |
N |
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25-Aug-16 |
15:16 |
69.4 |
71.5 |
67.2 |
70 |
N |
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31-Aug-16 |
10:46 |
64.9 |
66.0 |
62.1 |
70 |
N |
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* +3dB(A) Façade effect correction included |
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^
Limit Level of 70dB(A) applies to education institutes while 65dB(A) applies
during school examination period. |
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