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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2-Nov-10 |
10:49 |
64.1 |
66.0 |
62.0 |
64.2 |
- |
70 |
N |
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####### |
####### |
####### |
####### |
64.1 |
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8-Nov-10 |
11:05 |
64.8 |
66.0 |
62.5 |
64.2 |
55.9 |
70 |
N |
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####### |
####### |
####### |
389684 |
55.9 |
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19-Nov-10 |
11:35 |
64.8 |
66.5 |
62.5 |
64.2 |
55.9 |
70 |
N |
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####### |
####### |
####### |
389684 |
55.9 |
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25-Nov-10 |
11:23 |
65.2 |
66.5 |
62.5 |
64.2 |
58.3 |
70 |
N |
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####### |
####### |
####### |
681043 |
58.3 |
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Leq 30-min
dB(A) |
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Average |
58.6 |
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Max |
64.1 |
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Min |
55.9 |
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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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2-Nov-10 |
11:30 |
67.7 |
69.0 |
63.5 |
68.1 |
- |
75 |
N |
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####### |
####### |
####### |
####### |
67.7 |
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8-Nov-10 |
10:39 |
69.0 |
70.5 |
64.0 |
68.1 |
61.7 |
75 |
N |
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####### |
####### |
####### |
1486740 |
55.9 |
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19-Nov-10 |
11:45 |
68.8 |
70.5 |
64.0 |
68.1 |
60.5 |
75 |
N |
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####### |
####### |
####### |
1129233 |
60.5 |
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25-Nov-10 |
10:50 |
67.3 |
69.5 |
65.0 |
68.1 |
- |
75 |
N |
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####### |
####### |
####### |
####### |
67.3 |
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Leq 30-min
dB(A) |
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Average |
62.9 |
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Max |
67.7 |
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Min |
55.9 |
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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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2-Nov-10 |
13:30 |
63.5 |
65.0 |
61.5 |
64.8 |
- |
70 |
N |
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####### |
####### |
####### |
####### |
63.5 |
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8-Nov-10 |
15:05 |
64.7 |
66.5 |
63.0 |
64.8 |
- |
70 |
N |
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####### |
####### |
####### |
####### |
64.7 |
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19-Nov-10 |
13:15 |
65.8 |
67.5 |
63.0 |
64.8 |
58.9 |
70 |
N |
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####### |
####### |
####### |
781942 |
58.9 |
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25-Nov-10 |
14:30 |
63.8 |
65.0 |
62.0 |
64.8 |
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70 |
N |
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####### |
####### |
####### |
####### |
63.8 |
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Leq 30-min
dB(A) |
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Average |
62.7 |
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Max |
64.7 |
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Min |
58.9 |
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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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2-Nov-10 |
13:10 |
65.7 |
68.0 |
63.0 |
67.4 |
- |
75 |
N |
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####### |
####### |
####### |
####### |
65.7 |
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8-Nov-10 |
15:55 |
67.1 |
70.0 |
63.0 |
67.4 |
- |
75 |
N |
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####### |
####### |
####### |
####### |
67.1 |
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19-Nov-10 |
13:00 |
67.2 |
69.5 |
64.0 |
67.4 |
- |
75 |
N |
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####### |
####### |
####### |
####### |
67.2 |
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25-Nov-10 |
11:40 |
65.8 |
67.5 |
64.0 |
67.4 |
- |
75 |
N |
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####### |
####### |
####### |
####### |
65.8 |
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Leq 30-min
dB(A) |
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Average |
66.5 |
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Max |
67.2 |
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Min |
65.7 |
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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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2-Nov-10 |
14:10 |
62.0 |
63.5 |
59.0 |
65.2 |
- |
75 |
N |
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####### |
####### |
####### |
####### |
62.0 |
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8-Nov-10 |
14:20 |
62.6 |
64.0 |
60.0 |
65.2 |
- |
75 |
N |
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####### |
####### |
####### |
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62.6 |
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19-Nov-10 |
16:15 |
62.6 |
64.5 |
60.0 |
65.2 |
- |
75 |
N |
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####### |
####### |
####### |
####### |
62.6 |
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25-Nov-10 |
15:20 |
62.6 |
64.0 |
61.0 |
65.2 |
- |
75 |
N |
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####### |
####### |
####### |
####### |
62.6 |
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Leq 30-min
dB(A) |
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Average |
62.5 |
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Max |
62.6 |
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Min |
62.0 |
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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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2-Nov-10 |
10:30 |
64.0 |
65.5 |
62.5 |
64.5 |
- |
70 |
N |
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####### |
####### |
####### |
####### |
64.0 |
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8-Nov-10 |
11:30 |
64.7 |
66.0 |
63.5 |
64.5 |
51.2 |
70 |
N |
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####### |
####### |
####### |
132826 |
51.2 |
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19-Nov-10 |
15:30 |
65.1 |
66.0 |
63.5 |
64.5 |
56.2 |
70 |
N |
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####### |
####### |
####### |
417554 |
56.2 |
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25-Nov-10 |
16:10 |
64.5 |
65.5 |
63.0 |
64.5 |
- |
70 |
N |
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####### |
####### |
0.0 |
####### |
64.5 |
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Leq 30-min
dB(A) |
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Average |
59.0 |
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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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2-Nov-10 |
9:49 |
58.0 |
60.0 |
56.0 |
61.5 |
- |
75 |
N |
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####### |
####### |
####### |
####### |
58.0 |
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8-Nov-10 |
10:00 |
60.1 |
61.5 |
58.0 |
61.5 |
- |
75 |
N |
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####### |
####### |
####### |
####### |
60.1 |
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19-Nov-10 |
10:13 |
59.0 |
60.5 |
57.5 |
61.5 |
- |
75 |
N |
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####### |
####### |
####### |
####### |
59.0 |
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25-Nov-10 |
10:05 |
59.0 |
60.0 |
58.5 |
61.5 |
- |
75 |
N |
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####### |
####### |
####### |
####### |
59.0 |
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Leq 30-min
dB(A) |
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Average |
59.0 |
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Max |
60.1 |
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Min |
58.0 |
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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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