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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23-Oct-20 |
13:45 |
67.1 |
68.5 |
63.5 |
75 |
N |
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5128613.84 |
7079457.844 |
2238721.139 |
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12-Aug-19 |
14:20 |
53.4 |
54.1 |
51.5 |
75 |
N |
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23-Aug-19 |
14:24 |
67.6 |
69.5 |
65.5 |
75 |
N |
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29-Aug-19 |
14:30 |
68.0 |
69.0 |
65.0 |
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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23-Oct-20 |
13:05 |
60.6 |
62.0 |
58.0 |
70 |
N |
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1148153.621 |
1584893.192 |
630957.3445 |
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12-Aug-19 |
15:10 |
53.8 |
55.1 |
52.4 |
70 |
N |
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23-Aug-19 |
13:12 |
60.7 |
62.5 |
57.5 |
70 |
N |
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29-Aug-19 |
13:35 |
60.1 |
61.0 |
55.5 |
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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