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Location : NM1
(Tai Kwong Secondary 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) |
Calculated Construction Noise Level, dB(A) ** |
Limit Level, dB(A) |
Exceedance (Y/N) |
Date |
Start Time |
Leq |
L10 |
L90 |
20-Aug-10 |
11:00 |
64.9 |
67.5 |
63.5 |
64.2 |
56.6 |
70 |
N |
26-Aug-10 |
10:55 |
66.4 |
68.5 |
63.5 |
64.2 |
62.4 |
70 |
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)* |
Calculated Construction Noise Level, dB(A) ** |
Limit Level, dB(A) |
Exceedance (Y/N) |
Date |
Start Time |
Leq* |
L10* |
L90* |
20-Aug-10 |
13:00 |
67.5 |
69.5 |
64.5 |
68.1 |
- |
75 |
N |
26-Aug-10 |
16:12 |
68.5 |
70.5 |
65.0 |
68.1 |
57.9 |
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) |
Calculated Construction Noise Level, dB(A) ** |
Limit Level, dB(A) |
Exceedance (Y/N) |
Date |
Start Time |
Leq |
L10 |
L90 |
20-Aug-10 |
11:30 |
65.3 |
67.0 |
63.0 |
64.8 |
55.7 |
70 |
N |
26-Aug-10 |
14:55 |
64.0 |
66.0 |
62.5 |
64.8 |
- |
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) |
Calculated Construction Noise Level, dB(A) ** |
Limit Level, dB(A) |
Exceedance (Y/N) |
Date |
Start Time |
Leq |
L10 |
L90 |
20-Aug-10 |
13:30 |
65.7 |
68.0 |
63.5 |
67.4 |
- |
75 |
N |
26-Aug-10 |
14:00 |
65.7 |
67.5 |
63.0 |
67.4 |
- |
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) |
Calculated Construction Noise Level, dB(A) ** |
Limit Level, dB(A) |
Exceedance (Y/N) |
Date |
Start Time |
Leq |
L10 |
L90 |
20-Aug-10 |
14:30 |
64.6 |
66.5 |
63.0 |
65.2 |
- |
75 |
N |
26-Aug-10 |
15:35 |
63.5 |
65.0 |
59.0 |
65.2 |
- |
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)* |
Calculated Construction Noise Level, dB(A) ** |
Limit Level, dB(A) |
Exceedance (Y/N) |
Date |
Start Time |
Leq* |
L10* |
L90* |
20-Aug-10 |
14:05 |
63.7 |
65.0 |
62.5 |
64.5 |
- |
70 |
N |
26-Aug-10 |
11:40 |
64.2 |
65.5 |
60.5 |
64.5 |
- |
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) |
Calculated Construction Noise Level, dB(A) ** |
Limit Level, dB(A) |
Exceedance (Y/N) |
Date |
Start Time |
Leq |
L10 |
L90 |
20-Aug-10 |
9:50 |
58.8 |
60.0 |
57.0 |
61.5 |
- |
75 |
N |
26-Aug-10 |
9:45 |
59.0 |
60.0 |
56.5 |
61.5 |
- |
75 |
N |
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Remarks |
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* +3dB(A) Façade effect correction
included |
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** Construction
noise level is only calculated when Measured noise level (Leq) > Baseline
noise level |
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