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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5-Jul-10 |
10:05 |
67.6 |
69.3 |
64.2 |
64.2 |
64.9 |
70 |
N |
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####### |
####### |
####### |
3124131 |
64.9 |
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16-Jul-10 |
11:05 |
66.0 |
68.0 |
62.5 |
64.2 |
61.3 |
70 |
N |
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####### |
####### |
####### |
1350804 |
61.3 |
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22-Jul-10 |
13:35 |
64.5 |
66.5 |
62.0 |
64.2 |
52.7 |
70 |
N |
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####### |
####### |
####### |
188115 |
52.7 |
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28-Jul-10 |
11:00 |
65.5 |
67.0 |
63.5 |
64.2 |
59.6 |
70 |
N |
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####### |
####### |
####### |
917866 |
59.6 |
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Leq 30-min
dB(A) |
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Average |
59.7 |
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Max |
64.9 |
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Min |
52.7 |
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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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5-Jul-10 |
13:40 |
68.0 |
69.7 |
64.4 |
68.1 |
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75 |
N |
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####### |
####### |
####### |
####### |
68.0 |
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16-Jul-10 |
11:35 |
65.5 |
67.7 |
62.1 |
68.1 |
- |
75 |
N |
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####### |
####### |
####### |
####### |
65.5 |
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22-Jul-10 |
10:27 |
67.9 |
70.5 |
65.0 |
68.1 |
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75 |
N |
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####### |
####### |
####### |
####### |
67.9 |
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28-Jul-10 |
13:00 |
67.3 |
70.0 |
65.0 |
68.1 |
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75 |
N |
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####### |
####### |
####### |
####### |
67.3 |
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Leq 30-min
dB(A) |
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Average |
67.2 |
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Max |
68.0 |
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Min |
65.5 |
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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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5-Jul-10 |
14:30 |
66.7 |
68.3 |
63.4 |
64.8 |
62.2 |
70 |
N |
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####### |
####### |
####### |
1657400 |
62.2 |
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16-Jul-10 |
11:20 |
64.7 |
67.0 |
61.0 |
64.8 |
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70 |
N |
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####### |
####### |
####### |
####### |
64.7 |
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22-Jul-10 |
13:05 |
64.0 |
66.5 |
62.5 |
64.8 |
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70 |
N |
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####### |
####### |
####### |
####### |
64.0 |
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28-Jul-10 |
11:36 |
65.0 |
67.5 |
60.5 |
64.8 |
51.5 |
70 |
N |
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####### |
####### |
####### |
142326 |
51.5 |
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Leq 30-min
dB(A) |
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Average |
60.6 |
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Max |
64.7 |
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Min |
51.5 |
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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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5-Jul-10 |
10:55 |
67.7 |
69.6 |
63.6 |
67.4 |
55.9 |
75 |
N |
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####### |
####### |
####### |
393028 |
55.9 |
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16-Jul-10 |
13:00 |
66.0 |
67.5 |
64.0 |
67.4 |
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75 |
N |
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####### |
####### |
####### |
####### |
66.0 |
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22-Jul-10 |
11:30 |
66.1 |
68.3 |
64.0 |
67.4 |
- |
75 |
N |
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####### |
####### |
####### |
####### |
66.1 |
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28-Jul-10 |
11:30 |
65.6 |
67.5 |
63.0 |
67.4 |
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75 |
N |
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####### |
####### |
####### |
####### |
65.6 |
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Leq 30-min
dB(A) |
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Average |
63.4 |
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Max |
66.1 |
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Min |
55.9 |
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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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5-Jul-10 |
10:45 |
64.7 |
66.3 |
62.5 |
65.2 |
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75 |
N |
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####### |
####### |
####### |
####### |
64.7 |
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16-Jul-10 |
13:15 |
63.4 |
65.5 |
61.5 |
65.2 |
- |
75 |
N |
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####### |
####### |
####### |
####### |
63.4 |
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22-Jul-10 |
11:00 |
63.8 |
66.0 |
60.5 |
65.2 |
- |
75 |
N |
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####### |
####### |
####### |
####### |
63.8 |
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28-Jul-10 |
10:45 |
63.0 |
64.5 |
61.5 |
65.2 |
- |
75 |
N |
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####### |
####### |
####### |
####### |
63.0 |
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Leq 30-min
dB(A) |
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Average |
63.7 |
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Max |
64.7 |
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Min |
63.0 |
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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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5-Jul-10 |
13:50 |
63.9 |
65.3 |
60.7 |
64.5 |
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70 |
N |
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####### |
####### |
####### |
####### |
63.9 |
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16-Jul-10 |
10:40 |
64.7 |
66.5 |
62.0 |
64.5 |
51.2 |
70 |
N |
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####### |
####### |
####### |
132826 |
51.2 |
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22-Jul-10 |
10:40 |
64.9 |
67.0 |
63.5 |
64.5 |
54.3 |
70 |
N |
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####### |
####### |
####### |
271913 |
54.3 |
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28-Jul-10 |
10:50 |
64.0 |
64.5 |
62.0 |
64.5 |
- |
70 |
N |
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####### |
####### |
####### |
####### |
64.0 |
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Leq 30-min
dB(A) |
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Average |
58.4 |
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Max |
64.0 |
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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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5-Jul-10 |
9:50 |
57.7 |
60.0 |
54.4 |
61.5 |
- |
75 |
N |
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####### |
####### |
####### |
####### |
57.7 |
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16-Jul-10 |
9:55 |
57.7 |
60.0 |
54.7 |
61.5 |
- |
75 |
N |
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####### |
####### |
####### |
####### |
57.7 |
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22-Jul-10 |
9:47 |
58.9 |
61.5 |
56.5 |
61.5 |
- |
75 |
N |
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####### |
####### |
####### |
####### |
58.9 |
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28-Jul-10 |
9:45 |
60.0 |
61.5 |
57.5 |
61.5 |
- |
75 |
N |
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####### |
####### |
####### |
####### |
60.0 |
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Leq 30-min
dB(A) |
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Average |
58.6 |
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Max |
60.0 |
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Min |
57.7 |
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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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