Appendix
I |
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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) |
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Date |
Start Time |
Leq |
L10 |
L90 |
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11-Jun-10 |
11:05 |
64.6 |
66.2 |
61.7 |
64.2 |
54.0 |
70 |
N |
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####### |
####### |
####### |
253764 |
54.0 |
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17-Jun-10 |
13:30 |
65.0 |
67.5 |
62.0 |
64.2 |
57.3 |
70 |
N |
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####### |
####### |
####### |
532010 |
57.3 |
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23-Jun-10 |
13:05 |
64.6 |
66.9 |
63.1 |
64.2 |
54.0 |
70 |
N |
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####### |
####### |
####### |
253764 |
54.0 |
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29-Jun-10 |
13:35 |
64.4 |
67.0 |
63.0 |
64.2 |
50.9 |
70 |
N |
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####### |
####### |
####### |
123961 |
50.9 |
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Leq 30-min
dB(A) |
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Average |
54.1 |
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Max |
57.3 |
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Min |
50.9 |
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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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11-Jun-10 |
13:35 |
65.2 |
68.0 |
62.5 |
68.1 |
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75 |
N |
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####### |
####### |
####### |
####### |
65.2 |
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17-Jun-10 |
10:15 |
67.5 |
69.8 |
65.0 |
68.1 |
- |
75 |
N |
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####### |
####### |
####### |
####### |
67.5 |
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23-Jun-10 |
10:10 |
67.0 |
69.5 |
64.0 |
68.1 |
- |
75 |
N |
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####### |
####### |
####### |
####### |
67.0 |
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29-Jun-10 |
10:25 |
66.7 |
70.0 |
64.0 |
68.1 |
- |
75 |
N |
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####### |
####### |
####### |
####### |
66.7 |
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Leq 30-min
dB(A) |
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Average |
66.6 |
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Max |
67.5 |
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Min |
65.2 |
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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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Appendix I |
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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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11-Jun-10 |
14:25 |
68.1 |
69.6 |
64.4 |
64.8 |
65.4 |
70 |
N |
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####### |
####### |
####### |
3436591 |
65.4 |
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17-Jun-10 |
11:35 |
64.8 |
67.0 |
60.0 |
64.8 |
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70 |
N |
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####### |
####### |
0.0 |
####### |
64.8 |
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23-Jun-10 |
11:30 |
64.3 |
66.5 |
62.0 |
64.8 |
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70 |
N |
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####### |
####### |
####### |
####### |
64.3 |
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29-Jun-10 |
14:25 |
64.7 |
68.0 |
63.0 |
64.8 |
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70 |
N |
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####### |
####### |
####### |
####### |
64.7 |
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Leq 30-min
dB(A) |
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Average |
64.8 |
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Max |
65.4 |
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Min |
64.3 |
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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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11-Jun-10 |
14:20 |
67.9 |
69.0 |
66.5 |
67.4 |
58.3 |
75 |
N |
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####### |
####### |
####### |
670541 |
58.2643 |
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17-Jun-10 |
11:05 |
68.0 |
71.0 |
65.0 |
67.4 |
59.1 |
75 |
N |
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####### |
####### |
####### |
814165 |
59.1071 |
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23-Jun-10 |
13:30 |
67.8 |
71.5 |
64.5 |
67.4 |
57.2 |
75 |
N |
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####### |
####### |
####### |
530187 |
57.2443 |
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29-Jun-10 |
13:00 |
68.1 |
71.5 |
65.0 |
67.4 |
59.8 |
75 |
N |
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####### |
####### |
####### |
961134 |
59.8 |
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Leq 30-min
dB(A) |
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Average |
58.6 |
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Max |
59.8 |
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Min |
57.2 |
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**
Construction noise level is only calculated when Measured noise level (Leq)
> Baseline noise level |
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Appendix I |
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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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11-Jun-10 |
10:00 |
65.7 |
67.3 |
61.5 |
65.2 |
56.1 |
75 |
N |
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####### |
####### |
####### |
404041 |
56.1 |
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17-Jun-10 |
14:15 |
63.3 |
65.0 |
62.0 |
65.2 |
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75 |
N |
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####### |
####### |
####### |
####### |
63.3 |
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23-Jun-10 |
14:10 |
64.3 |
66.5 |
62.0 |
65.2 |
- |
75 |
N |
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####### |
####### |
####### |
####### |
64.3 |
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29-Jun-10 |
11:00 |
64.3 |
67.0 |
63.0 |
65.2 |
- |
75 |
N |
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####### |
####### |
####### |
####### |
64.3 |
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Leq 30-min
dB(A) |
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Average |
62.0 |
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Max |
64.3 |
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Min |
56.1 |
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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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11-Jun-10 |
10:50 |
65.2 |
67.2 |
63.4 |
64.5 |
56.9 |
70 |
N |
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####### |
####### |
####### |
492928 |
56.9 |
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17-Jun-10 |
10:55 |
64.5 |
65.2 |
61.5 |
64.5 |
- |
70 |
N |
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####### |
####### |
0.0 |
####### |
64.5 |
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23-Jun-10 |
10:55 |
64.7 |
67.0 |
62.5 |
64.5 |
51.2 |
70 |
N |
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####### |
####### |
####### |
132826 |
51.2 |
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29-Jun-10 |
11:30 |
64.1 |
66.5 |
61.0 |
64.5 |
- |
70 |
N |
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####### |
####### |
####### |
####### |
64.1 |
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Leq 30-min
dB(A) |
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Average |
59.2 |
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Max |
64.5 |
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Min |
51.2 |
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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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Appendix I |
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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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11-Jun-10 |
9:45 |
61.8 |
63.3 |
57.7 |
61.5 |
50.0 |
75 |
N |
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####### |
####### |
####### |
101024 |
50.0 |
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17-Jun-10 |
9:35 |
58.9 |
60.5 |
56.0 |
61.5 |
- |
75 |
N |
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####### |
####### |
####### |
####### |
58.9 |
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23-Jun-10 |
9:50 |
60.1 |
61.5 |
56.5 |
61.5 |
- |
75 |
N |
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####### |
####### |
####### |
####### |
60.1 |
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29-Jun-10 |
9:50 |
59.8 |
61.0 |
57.0 |
61.5 |
- |
75 |
N |
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####### |
####### |
####### |
####### |
59.8 |
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Leq 30-min
dB(A) |
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Average |
57.2 |
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Max |
60.1 |
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Min |
50.0 |
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Remarks |
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**
Construction noise level is only calculated when Measured noise level (Leq)
> Baseline noise level |
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