| 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) |
| Date |
Start Time |
Leq |
L10 |
L90 |
| 24-Sep-10 |
14:30 |
65.0 |
67.5 |
62.5 |
64.2 |
57.3 |
70 |
N |
| 30-Sep-10 |
10:25 |
66.2 |
68.1 |
63.3 |
64.2 |
61.9 |
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) |
| Date |
Start Time |
Leq* |
L10* |
L90* |
| 24-Sep-10 |
10:55 |
67.4 |
70.0 |
63.5 |
68.1 |
- |
75 |
N |
| 30-Sep-10 |
11:20 |
68.2 |
70.4 |
63.6 |
68.1 |
51.8 |
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) |
| Date |
Start Time |
Leq |
L10 |
L90 |
| 24-Sep-10 |
13:25 |
64.2 |
67.0 |
62.0 |
64.8 |
- |
70 |
N |
| 30-Sep-10 |
11:30 |
64.7 |
67.5 |
62.0 |
64.8 |
- |
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) |
| Date |
Start Time |
Leq |
L10 |
L90 |
| 24-Sep-10 |
13:05 |
66.1 |
68.5 |
63.5 |
67.4 |
- |
75 |
N |
| 30-Sep-10 |
11:10 |
66.5 |
69.0 |
63.5 |
67.4 |
- |
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) |
| Date |
Start Time |
Leq |
L10 |
L90 |
| 24-Sep-10 |
14:00 |
64.2 |
66.5 |
60.5 |
65.2 |
- |
75 |
N |
| 30-Sep-10 |
9:55 |
64.6 |
67.0 |
61.5 |
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) |
| Date |
Start Time |
Leq* |
L10* |
L90* |
| 24-Sep-10 |
11:30 |
65.3 |
67.5 |
62.0 |
64.5 |
57.6 |
70 |
N |
| 30-Sep-10 |
13:40 |
65.8 |
67.5 |
62.5 |
64.5 |
59.9 |
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) |
| Date |
Start Time |
Leq |
L10 |
L90 |
| 24-Sep-10 |
10:35 |
60.4 |
63.5 |
58.0 |
61.5 |
- |
75 |
N |
| 30-Sep-10 |
9:40 |
61.1 |
63.5 |
68.5 |
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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