Location : NM1A (168 Shek Kwu Lung
Village G/F- 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) |
Baseline Noise
Level, dB(A) |
Corrected
Construction Noise Level, dB(A) ** |
Limit Level, dB(A) |
Exceedance (Y/N) |
Date |
Start Time |
Leq |
L10 |
L90 |
6-Sep-11 |
11:00 |
62.7 |
64.0 |
55.5 |
64.2 |
62.7 |
75 |
N |
12-Sep-11 |
13:42 |
60.9 |
62.5 |
58.5 |
64.2 |
60.9 |
75 |
N |
23-Sep-11 |
10:21 |
63.5 |
64.5 |
60.0 |
64.2 |
63.5 |
75 |
N |
30-Sep-11 |
10:17 |
62.0 |
63.3 |
58.0 |
64.2 |
62.0 |
75 |
N |
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Location : NM2
(38 Ha Wun Yiu G/F - 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) |
Baseline Noise Level, dB(A)* |
Corrected
Construction Noise Level, dB(A) ** |
Limit Level, dB(A) |
Exceedance (Y/N) |
Date |
Start Time |
Leq* |
L10* |
L90* |
6-Sep-11 |
10:35 |
67.5 |
69.0 |
66.0 |
68.1 |
67.5 |
75 |
N |
12-Sep-11 |
14:59 |
68.4 |
70.5 |
66.0 |
68.1 |
56.6 |
75 |
N |
23-Sep-11 |
10:10 |
69.2 |
72.5 |
67.0 |
68.1 |
62.7 |
75 |
N |
30-Sep-11 |
11:37 |
67.3 |
68.5 |
60.5 |
68.1 |
67.3 |
75 |
N |
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Location : NM3
(Wong Shiu Chi Middle School Rooftop - 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) |
Baseline Noise
Level, dB(A) |
Corrected
Construction Noise Level, dB(A) ** |
Limit Level, dB(A)# |
Exceedance (Y/N) |
Date |
Start Time |
Leq |
L10 |
L90 |
6-Sep-11 |
13:33 |
63.6 |
64.5 |
60.5 |
64.8 |
63.6 |
70 |
N |
12-Sep-11 |
16:15 |
64.7 |
66.0 |
62.5 |
64.8 |
64.7 |
70 |
N |
23-Sep-11 |
14:50 |
65.8 |
68.0 |
62.5 |
64.8 |
58.9 |
70 |
N |
30-Sep-11 |
11:10 |
63.2 |
64.5 |
59.5 |
64.8 |
63.2 |
70 |
N |
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Location : NM4
(Uptown Plaza Block 4 Rooftop - 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) |
Baseline Noise Level, dB(A) |
Corrected
Construction Noise Level, dB(A) ** |
Limit Level, dB(A) |
Exceedance (Y/N) |
Date |
Start Time |
Leq |
L10 |
L90 |
6-Sep-11 |
13:15 |
65.5 |
67.0 |
61.5 |
67.4 |
65.5 |
75 |
N |
12-Sep-11 |
15:40 |
65.6 |
67.5 |
63.0 |
67.4 |
65.6 |
75 |
N |
23-Sep-11 |
14:30 |
67.9 |
69.5 |
64.0 |
67.4 |
58.3 |
75 |
N |
30-Sep-11 |
13:01 |
64.6 |
66.0 |
60.0 |
67.4 |
64.6 |
75 |
N |
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Location : NM5
(The Paragon Clubhouse Rooftop - 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) |
Baseline Noise Level, dB(A) |
Corrected
Construction Noise Level, dB(A) ** |
Limit Level, dB(A) |
Exceedance (Y/N) |
Date |
Start Time |
Leq |
L10 |
L90 |
6-Sep-11 |
14:19 |
63.2 |
64.5 |
61.5 |
65.2 |
63.2 |
75 |
N |
12-Sep-11 |
14:18 |
66.2 |
67.5 |
64.0 |
65.2 |
59.3 |
75 |
N |
23-Sep-11 |
11:10 |
63.6 |
65.0 |
60.0 |
65.2 |
63.6 |
75 |
N |
30-Sep-11 |
10:45 |
62.4 |
64.0 |
60.5 |
65.2 |
62.4 |
75 |
N |
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Location : NM6
(PLK Tin Ka Ping Primary School near the entrance - 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) |
Baseline Noise Level, dB(A)* |
Corrected
Construction Noise Level, dB(A) ** |
Limit Level, dB(A)# |
Exceedance (Y/N) |
Date |
Start Time |
Leq* |
L10* |
L90* |
6-Sep-11 |
11:28 |
64.0 |
65.5 |
62.5 |
64.5 |
64.0 |
70 |
N |
12-Sep-11 |
10:58 |
65.3 |
67.0 |
62.0 |
64.5 |
57.6 |
70 |
N |
23-Sep-11 |
11:00 |
64.2 |
65.5 |
62.5 |
64.5 |
64.2 |
70 |
N |
30-Sep-11 |
13:15 |
62.3 |
63.5 |
61.0 |
64.5 |
62.3 |
70 |
N |
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Location : NM7
(Riverain Bayside Switch Room Rooftop - 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) |
Baseline Noise Level, dB(A) |
Corrected
Construction Noise Level, dB(A) ** |
Limit Level, dB(A) |
Exceedance (Y/N) |
Date |
Start Time |
Leq |
L10 |
L90 |
6-Sep-11 |
9:49 |
57.9 |
59.0 |
55.0 |
61.5 |
57.9 |
75 |
N |
12-Sep-11 |
10:14 |
62.1 |
63.5 |
59.5 |
61.5 |
53.2 |
75 |
N |
23-Sep-11 |
9:25 |
60.0 |
61.0 |
57.0 |
61.5 |
60.0 |
75 |
N |
30-Sep-11 |
9:42 |
58.5 |
59.5 |
57.0 |
61.5 |
58.5 |
75 |
N |
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Remarks |
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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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** Construction
noise level is only calculated when Measured noise level (Leq) > Baseline
noise level. |
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If Measured noise level < Baseline
noise level, Corrected noise level = Measured noise level |
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