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) |
Corrected 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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4-Apr-11 |
10:44 |
67.3 |
69.5 |
63.5 |
64.2 |
64.4 |
70 |
N |
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####### |
####### |
####### |
64.4 |
2740050 |
60.0 |
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15-Apr-11 |
13:13 |
65.1 |
66.5 |
63.0 |
64.2 |
57.8 |
70 |
N |
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####### |
####### |
####### |
57.8 |
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20-Apr-11 |
13:16 |
68.5 |
71.0 |
64.5 |
64.2 |
66.5 |
70 |
N |
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####### |
####### |
####### |
66.5 |
4449190 |
56.6 |
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26-Apr-11 |
13:28 |
65.4 |
66.7 |
63.0 |
64.2 |
59.2 |
70 |
N |
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####### |
####### |
####### |
59.2 |
837101 |
64.1 |
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Corrected
Noise Level dB(A) |
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Average |
62.0 |
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Max |
66.5 |
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Min |
57.8 |
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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) |
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Date |
Start Time |
Leq* |
L10* |
L90* |
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4-Apr-11 |
11:30 |
68.0 |
69.5 |
66.0 |
68.1 |
68.0 |
75 |
N |
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####### |
####### |
####### |
#NUM! |
6309573 |
67.1 |
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15-Apr-11 |
10:35 |
69.2 |
71.5 |
65.5 |
68.1 |
62.7 |
75 |
N |
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####### |
####### |
####### |
62.7 |
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20-Apr-11 |
10:05 |
69.0 |
73.0 |
67.5 |
68.1 |
61.7 |
75 |
N |
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####### |
####### |
####### |
61.7 |
1486740 |
66.3 |
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26-Apr-11 |
11:08 |
69.7 |
71.5 |
64.8 |
68.1 |
64.6 |
75 |
N |
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####### |
####### |
####### |
64.6 |
2876001 |
66.8 |
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Corrected
Noise Level dB(A) |
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Average |
64.3 |
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Max |
68.0 |
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Min |
61.7 |
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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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If Measured noise level < Baseline
noise level, Corrected noise level = Measured 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) |
Corrected 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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4-Apr-11 |
13:45 |
67.2 |
69.0 |
63.5 |
64.8 |
63.5 |
70 |
N |
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####### |
####### |
####### |
63.5 |
2228123 |
53.3 |
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15-Apr-11 |
13:30 |
64.6 |
67.0 |
63.0 |
64.8 |
64.6 |
70 |
N |
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####### |
####### |
####### |
#NUM! |
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20-Apr-11 |
11:24 |
64.0 |
66.5 |
63.0 |
64.8 |
64.0 |
70 |
N |
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####### |
####### |
####### |
#NUM! |
2511886 |
64.1 |
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26-Apr-11 |
14:10 |
64.4 |
66.6 |
62.6 |
64.8 |
64.4 |
70 |
N |
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####### |
####### |
####### |
#NUM! |
2754229 |
64.7 |
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Corrected
Noise Level dB(A) |
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Average |
64.1 |
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Max |
64.6 |
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Min |
63.5 |
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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) |
Corrected 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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4-Apr-11 |
14:33 |
68.7 |
70.5 |
66.5 |
67.4 |
62.8 |
75 |
N |
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####### |
####### |
####### |
62.8 |
1917694 |
67.4 |
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15-Apr-11 |
11:30 |
67.1 |
70.5 |
64.0 |
67.4 |
67.1 |
75 |
N |
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####### |
####### |
####### |
#NUM! |
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20-Apr-11 |
14:04 |
62.5 |
65.5 |
61.0 |
67.4 |
62.5 |
75 |
N |
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####### |
####### |
####### |
#NUM! |
1778279 |
66.8 |
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26-Apr-11 |
15:05 |
67.7 |
70.0 |
64.1 |
67.4 |
55.9 |
75 |
N |
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####### |
####### |
####### |
55.9 |
393028 |
66.3 |
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Corrected
Noise Level dB(A) |
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Average |
62.1 |
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Max |
67.1 |
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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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If Measured noise level < Baseline
noise level, Corrected noise level = Measured 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) |
Corrected 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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4-Apr-11 |
13:05 |
71.1 |
72.5 |
67.5 |
65.2 |
69.8 |
75 |
N |
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####### |
####### |
####### |
69.8 |
9571184 |
63.3 |
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15-Apr-11 |
14:05 |
64.7 |
66.5 |
63.0 |
65.2 |
64.7 |
75 |
N |
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####### |
####### |
####### |
#NUM! |
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20-Apr-11 |
14:50 |
64.0 |
66.5 |
62.0 |
65.2 |
64.0 |
75 |
N |
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####### |
####### |
####### |
#NUM! |
2511886 |
62.3 |
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26-Apr-11 |
15:55 |
64.4 |
66.5 |
62.3 |
65.2 |
64.4 |
75 |
N |
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####### |
####### |
####### |
#NUM! |
2754229 |
63.7 |
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Corrected
Noise Level dB(A) |
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Average |
65.7 |
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Max |
69.8 |
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Min |
64.0 |
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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)* |
Corrected 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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4-Apr-11 |
15:08 |
66.3 |
68.5 |
63.0 |
64.5 |
61.6 |
70 |
N |
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####### |
####### |
####### |
61.6 |
1447412 |
56.2 |
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15-Apr-11 |
11:17 |
65.9 |
68.0 |
63.0 |
64.5 |
60.3 |
70 |
N |
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####### |
####### |
####### |
60.3 |
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20-Apr-11 |
10:43 |
67.0 |
69.5 |
65.0 |
64.5 |
63.4 |
70 |
N |
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####### |
####### |
####### |
63.4 |
2193489 |
64.2 |
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26-Apr-11 |
11:23 |
66.8 |
67.5 |
65.0 |
64.5 |
62.9 |
70 |
N |
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####### |
####### |
####### |
62.9 |
1967918 |
64.1 |
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Corrected
Noise Level dB(A) |
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Average |
62.1 |
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Max |
63.4 |
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Min |
60.3 |
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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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If Measured noise level < Baseline
noise level, Corrected noise level = Measured 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) |
Corrected 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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4-Apr-11 |
9:51 |
65.2 |
67.5 |
61.5 |
61.5 |
62.8 |
75 |
N |
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####### |
####### |
####### |
62.8 |
1898774 |
60.1 |
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15-Apr-11 |
9:55 |
58.9 |
61.0 |
56.5 |
61.5 |
58.9 |
75 |
N |
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####### |
####### |
####### |
#NUM! |
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20-Apr-11 |
15:30 |
68.5 |
69.5 |
68.0 |
61.5 |
67.5 |
75 |
N |
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####### |
####### |
####### |
67.5 |
5666920 |
59.6 |
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26-Apr-11 |
10:23 |
60.0 |
61.5 |
58.4 |
61.5 |
60.0 |
75 |
N |
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####### |
####### |
####### |
#NUM! |
1000000 |
58.8 |
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Corrected
Noise Level dB(A) |
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Average |
62.3 |
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Max |
67.5 |
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Min |
58.9 |
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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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If Measured noise level < Baseline
noise level, Corrected noise level = Measured noise level |
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