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 |
1-Nov-12 |
14:15 |
62.4 |
63.5 |
54.4 |
64.2 |
62.4 |
75 |
N |
7-Nov-12 |
11:20 |
65.8 |
67.9 |
61.4 |
64.2 |
60.7 |
75 |
N |
13-Nov-12 |
10:20 |
63.3 |
65.6 |
61.0 |
64.2 |
63.3 |
75 |
N |
19-Nov-12 |
16:35 |
60.5 |
63.1 |
56.3 |
64.2 |
60.5 |
75 |
N |
30-Nov-12 |
13:00 |
63.7 |
66.9 |
60.8 |
64.2 |
63.7 |
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* |
1-Nov-12 |
13:00 |
67.9 |
68.8 |
59.9 |
68.1 |
67.9 |
75 |
N |
7-Nov-12 |
13:08 |
66.3 |
68.4 |
63.5 |
68.1 |
66.3 |
75 |
N |
13-Nov-12 |
10:10 |
62.2 |
65.0 |
56.9 |
68.1 |
62.2 |
75 |
N |
19-Nov-12 |
11:25 |
63.6 |
64.8 |
61.2 |
68.1 |
63.6 |
75 |
N |
30-Nov-12 |
11:00 |
65.1 |
68.3 |
62.6 |
68.1 |
65.1 |
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 |
1-Nov-12 |
11:00 |
64.7 |
67.1 |
59.5 |
64.8 |
64.7 |
70 |
N |
7-Nov-12 |
11:10 |
66.6 |
67.9 |
63.8 |
64.8 |
61.9 |
70 |
N |
13-Nov-12 |
13:50 |
63.3 |
65.7 |
60.0 |
64.8 |
63.3 |
70 |
N |
19-Nov-12 |
14:10 |
67.0 |
69.1 |
63.4 |
64.8 |
63.0 |
70 |
N |
30-Nov-12 |
11:05 |
62.6 |
64.2 |
60.4 |
64.8 |
62.6 |
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 |
1-Nov-12 |
10:30 |
65.1 |
66.2 |
63.8 |
67.4 |
65.1 |
75 |
N |
7-Nov-12 |
10:15 |
67.0 |
68.0 |
65.2 |
67.4 |
67.0 |
75 |
N |
13-Nov-12 |
14:10 |
63.5 |
65.5 |
61.0 |
67.4 |
63.5 |
75 |
N |
19-Nov-12 |
13:30 |
64.9 |
66.1 |
63.3 |
67.4 |
64.9 |
75 |
N |
30-Nov-12 |
10:15 |
65.1 |
66.3 |
58.4 |
67.4 |
65.1 |
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 |
1-Nov-12 |
14:00 |
64.5 |
65.8 |
62.8 |
65.2 |
64.5 |
75 |
N |
7-Nov-12 |
10:30 |
64.0 |
66.0 |
62.6 |
65.2 |
64.0 |
75 |
N |
13-Nov-12 |
11:15 |
65.8 |
67.0 |
64.0 |
65.2 |
56.9 |
75 |
N |
19-Nov-12 |
15:10 |
66.1 |
67.6 |
63.8 |
65.2 |
58.8 |
75 |
N |
30-Nov-12 |
10:15 |
63.4 |
66.5 |
61.2 |
65.2 |
63.4 |
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* |
1-Nov-12 |
13:10 |
66.8 |
67.4 |
66.0 |
64.5 |
62.9 |
70 |
N |
7-Nov-12 |
14:00 |
63.8 |
65.4 |
61.6 |
64.5 |
63.8 |
70 |
N |
13-Nov-12 |
13:10 |
61.2 |
63.4 |
60.0 |
64.5 |
61.2 |
70 |
N |
19-Nov-12 |
10:50 |
57.9 |
60.3 |
54.0 |
64.5 |
57.9 |
70 |
N |
30-Nov-12 |
13;00 |
63.9 |
66.4 |
60.6 |
64.5 |
63.9 |
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 |
1-Nov-12 |
9:55 |
58.6 |
59.8 |
56.5 |
61.5 |
58.6 |
75 |
N |
7-Nov-12 |
13:13 |
65.3 |
67.2 |
63.0 |
61.5 |
63.0 |
75 |
N |
13-Nov-12 |
11:00 |
63.3 |
64.7 |
55.5 |
61.5 |
58.6 |
75 |
N |
19-Nov-12 |
15:50 |
57.2 |
59.6 |
50.9 |
61.5 |
57.2 |
75 |
N |
30-Nov-12 |
11:40 |
64.0 |
67.6 |
61.2 |
61.5 |
60.4 |
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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