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) |
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Date |
Start Time |
Leq |
L10 |
L90 |
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1/22/2010 |
13:05 |
65.0 |
67.1 |
62.1 |
64.2 |
57.3 |
70 |
N |
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1/28/2010 |
14:30 |
64.7 |
66.8 |
62.4 |
64.2 |
55.1 |
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) |
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Date |
Start Time |
Leq* |
L10* |
L90* |
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1/22/2010 |
10:10 |
66.7 |
68.3 |
62.9 |
68.1 |
- |
75 |
N |
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1/28/2010 |
10:00 |
67.1 |
69.7 |
61.6 |
68.1 |
- |
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) |
Calculated
Construction Noise Level, dB(A) ** |
Limit Level, dB(A) |
Exceedance (Y/N) |
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Date |
Start Time |
Leq |
L10 |
L90 |
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1/22/2010 |
14:13 |
66.8 |
69.3 |
62.1 |
64.8 |
62.5 |
70 |
N |
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1/28/2010 |
15:30 |
66.8 |
69.8 |
63.1 |
64.8 |
62.5 |
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) |
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Date |
Start Time |
Leq |
L10 |
L90 |
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1/22/2010 |
10:50 |
69.9 |
71.8 |
65.5 |
67.4 |
66.3 |
75 |
N |
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1/28/2010 |
10:28 |
69.7 |
71.8 |
65.3 |
67.4 |
65.8 |
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) |
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Date |
Start Time |
Leq |
L10 |
L90 |
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1/22/2010 |
11:30 |
67.6 |
65.0 |
61.9 |
65.2 |
63.9 |
75 |
N |
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1/28/2010 |
11:30 |
64.2 |
65.9 |
61.2 |
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) |
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Date |
Start Time |
Leq* |
L10* |
L90* |
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1/22/2010 |
15:00 |
67.4 |
68.9 |
64.6 |
64.5 |
64.3 |
70 |
N |
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1/28/2010 |
14:00 |
66.4 |
68.4 |
63.5 |
64.5 |
61.9 |
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) |
Calculated
Construction Noise Level, dB(A) ** |
Limit Level, dB(A) |
Exceedance (Y/N) |
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Date |
Start Time |
Leq |
L10 |
L90 |
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1/22/2010 |
9:15 |
54.9 |
57.4 |
51.5 |
61.5 |
- |
75 |
N |
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1/28/2010 |
9:30 |
55.3 |
56.9 |
52.6 |
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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