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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3-Oct-18 |
11:45 |
69.4 |
71.0 |
66.5 |
75 |
N |
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9-Oct-18 |
11:20 |
66.5 |
68.5 |
64.0 |
75 |
N |
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15-Oct-18 |
9:52 |
69.5 |
71.8 |
67.2 |
75 |
N |
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24-Oct-18 |
15:00 |
68.3 |
70.4 |
66.8 |
75 |
N |
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30-Oct-18 |
14:15 |
68.2 |
69.8 |
66.1 |
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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3-Oct-18 |
11:30 |
58.9 |
60.5 |
56.5 |
70 |
N |
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9-Oct-18 |
11:05 |
59.9 |
60.5 |
56.5 |
70 |
N |
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15-Oct-18 |
10:50 |
66.8 |
68.7 |
64.3 |
70 |
N |
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24-Oct-18 |
13:35 |
63.9 |
65.5 |
60.7 |
70 |
N |
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30-Oct-18 |
13:20 |
63.8 |
65.8 |
60.9 |
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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