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-12 |
10:25 |
64.6 |
67.8 |
61.3 |
64.2 |
54.0 |
75 |
N |
12-Sep-12 |
10:03 |
63.5 |
65.0 |
60.4 |
64.2 |
63.5 |
75 |
N |
18-Sep-12 |
13:00 |
61.0 |
61.5 |
55.5 |
64.2 |
61.0 |
75 |
N |
24-Sep-12 |
10:54 |
64.1 |
65.9 |
57.6 |
64.2 |
64.1 |
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-12 |
13:55 |
65.2 |
68.3 |
63.6 |
68.1 |
65.2 |
75 |
N |
12-Sep-12 |
10:45 |
68.1 |
70.0 |
65.3 |
68.1 |
68.1 |
75 |
N |
18-Sep-12 |
15:06 |
68.8 |
70.2 |
67.4 |
68.1 |
0.0 |
75 |
N |
24-Sep-12 |
14:05 |
64.4 |
65.7 |
63.0 |
68.1 |
64.4 |
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-12 |
14:40 |
64.8 |
67.2 |
61.7 |
64.8 |
64.8 |
70 |
N |
12-Sep-12 |
16:04 |
65.8 |
67.2 |
63.3 |
64.8 |
0.0 |
70 |
N |
18-Sep-12 |
14:45 |
64.5 |
66.0 |
56.5 |
64.8 |
64.5 |
70 |
N |
24-Sep-12 |
14:15 |
64.7 |
65.9 |
60.2 |
64.8 |
64.7 |
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-12 |
11:10 |
64.5 |
66.7 |
63.6 |
67.4 |
64.5 |
75 |
N |
12-Sep-12 |
15:16 |
67.1 |
68.8 |
65.0 |
67.4 |
67.1 |
75 |
N |
18-Sep-12 |
16:02 |
65.6 |
66.7 |
64.3 |
67.4 |
65.6 |
75 |
N |
24-Sep-12 |
15:15 |
63.9 |
65.7 |
61.5 |
67.4 |
63.9 |
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-12 |
15:18 |
65.3 |
68.5 |
62.4 |
65.2 |
0.0 |
75 |
N |
12-Sep-12 |
14:31 |
66.2 |
67.5 |
62.9 |
65.2 |
0.0 |
75 |
N |
18-Sep-12 |
14:55 |
64.0 |
66.5 |
56.0 |
65.2 |
64.0 |
75 |
N |
24-Sep-12 |
14:55 |
62.1 |
64.3 |
59.4 |
65.2 |
62.1 |
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-12 |
13:10 |
64.2 |
67.5 |
63.1 |
64.5 |
64.2 |
70 |
N |
12-Sep-12 |
11:28 |
63.1 |
64.6 |
60.8 |
64.5 |
63.1 |
70 |
N |
18-Sep-12 |
14:57 |
63.0 |
64.6 |
58.8 |
64.5 |
63.0 |
70 |
N |
24-Sep-12 |
11:00 |
65.7 |
67.5 |
63.6 |
64.5 |
0.0 |
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-12 |
9:50 |
65.6 |
67.4 |
62.0 |
61.5 |
0.0 |
75 |
N |
12-Sep-12 |
13:49 |
62.5 |
64.2 |
60.2 |
61.5 |
0.0 |
75 |
N |
18-Sep-12 |
15:20 |
62.5 |
63.5 |
55.0 |
61.5 |
0.0 |
75 |
N |
24-Sep-12 |
9:58 |
58.1 |
59.5 |
55.7 |
61.5 |
58.1 |
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) > Impact
noise level. |
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If Measured noise level < Impact noise
level, Corrected noise level = Measured noise level |
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