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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4-Dec-18 |
11:20 |
64.4 |
66.0 |
62.0 |
75 |
N |
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2754228.703 |
3981071.706 |
1584893.192 |
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10-Dec-18 |
10:15 |
61.0 |
62.0 |
57.5 |
75 |
N |
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1258925.412 |
1584893.192 |
562341.3252 |
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21-Dec-18 |
10:15 |
68.6 |
70.2 |
66.9 |
75 |
N |
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7244359.601 |
10471285.48 |
4897788.194 |
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27-Dec-18 |
14:20 |
68.0 |
70.0 |
66.0 |
75 |
N |
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6309573.445 |
10000000 |
3981071.706 |
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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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4-Dec-18 |
10:30 |
60.3 |
61.0 |
55.5 |
70 |
N |
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1071519.305 |
1258925.412 |
354813.3892 |
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10-Dec-18 |
11:00 |
65.7 |
67.5 |
64.0 |
70 |
N |
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3715352.291 |
5623413.252 |
2511886.432 |
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21-Dec-18 |
9:30 |
65.2 |
67.8 |
63.6 |
70 |
N |
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3311311.215 |
6025595.861 |
2290867.653 |
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27-Dec-18 |
14:05 |
59.5 |
60.5 |
56.5 |
70 |
N |
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891250.9381 |
1122018.454 |
446683.5922 |
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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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