|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Location
: NM1 (Tai Kwong Secondary School Rooftop - Façade) |
|
|
|
|
|
Day
time 07:00-19:00 hrs Normal Weekdays Impact Noise Monitoring Results |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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 |
|
|
|
12/1/2009 |
13:05 |
62.5 |
63.6 |
61.1 |
64.2 |
- |
70 |
N |
|
|
|
12/7/2009 |
15:00 |
64.2 |
66.3 |
60.9 |
64.2 |
- |
70 |
N |
|
|
|
12/18/2009 |
13:05 |
64.1 |
66.0 |
60.5 |
64.2 |
- |
70 |
N |
|
|
|
12/24/2009 |
14:05 |
64.1 |
66.6 |
61.1 |
64.2 |
- |
70 |
N |
|
|
|
12/30/2009 |
15:05 |
64.3 |
66.6 |
61.4 |
64.2 |
47.9 |
70 |
N |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Location
: NM2 (38 Ha Wun Yiu G/F - Free Field) |
|
|
|
|
Day
time 07:00-19:00 hrs Normal Weekdays Impact Noise Monitoring Results |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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* |
|
|
12/1/2009 |
10:11 |
66.2 |
67.8 |
61.1 |
68.1 |
- |
75 |
N |
|
|
12/7/2009 |
14:25 |
66.5 |
68.2 |
62.3 |
68.1 |
- |
75 |
N |
|
|
12/18/2009 |
9:50 |
66.8 |
69.5 |
62.5 |
68.1 |
- |
75 |
N |
|
|
12/24/2009 |
10:05 |
63.8 |
66.5 |
60.1 |
68.1 |
- |
75 |
N |
|
|
12/30/2009 |
10:15 |
64.6 |
66.9 |
61.9 |
68.1 |
- |
75 |
N |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Location
: NM3 (Wong Shiu Chi Middle School Rooftop - Façade) |
|
Day
time 07:00-19:00 hrs Normal Weekdays Impact Noise Monitoring Results |
|
|
|
|
|
|
|
|
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 |
|
12/1/2009 |
15:25 |
66.0 |
68.9 |
62.0 |
64.8 |
59.8 |
70 |
N |
|
12/7/2009 |
15:30 |
65.7 |
68.2 |
61.7 |
64.8 |
58.4 |
70 |
N |
|
12/18/2009 |
13:30 |
64.7 |
67.5 |
60.5 |
64.8 |
- |
70 |
N |
|
12/24/2009 |
13:00 |
66.4 |
69.0 |
62.3 |
64.8 |
61.3 |
70 |
N |
|
12/30/2009 |
14:20 |
66.6 |
69.1 |
62.1 |
64.8 |
61.9 |
70 |
N |
|
|
|
|
|
|
|
|
|
Location
: NM4 (Uptown Plaza Block 4 Rooftop - Façade) |
|
Day
time 07:00-19:00 hrs Normal Weekdays Impact Noise Monitoring Results |
|
|
|
|
|
|
|
|
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 |
|
12/1/2009 |
14:37 |
68.0 |
69.1 |
66.6 |
67.4 |
59.1 |
75 |
N |
|
12/7/2009 |
13:05 |
67.7 |
69.0 |
64.8 |
67.4 |
55.9 |
75 |
N |
|
12/18/2009 |
10:30 |
68.5 |
70.5 |
64.0 |
67.4 |
62.0 |
75 |
N |
|
12/24/2009 |
10:39 |
68.3 |
70.7 |
65.6 |
67.4 |
61.0 |
75 |
N |
|
12/30/2009 |
14:00 |
68.5 |
70.4 |
65.2 |
67.4 |
62.0 |
75 |
N |
|
|
|
|
|
Remarks |
|
|
|
|
* +3dB(A) Façade effect correction
included |
|
**
Construction noise level is only calculated when Measured noise level (Leq)
> Baseline noise level |
|
|
|
|
|
|
|
|
|
Location
: NM5 (The Paragon Clubhouse Rooftop - Façade) |
|
Day
time 07:00-19:00 hrs Normal Weekdays Impact Noise Monitoring Results |
|
|
|
|
|
|
|
|
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 |
|
12/1/2009 |
13:48 |
63.9 |
65.5 |
61.8 |
65.2 |
- |
75 |
N |
|
12/7/2009 |
11:35 |
64.2 |
66.3 |
61.5 |
65.2 |
- |
75 |
N |
|
12/18/2009 |
11:30 |
64.6 |
66.0 |
62.5 |
65.2 |
- |
75 |
N |
|
12/24/2009 |
11:31 |
64.0 |
66.2 |
61.7 |
65.2 |
- |
75 |
N |
|
12/30/2009 |
11:35 |
64.1 |
66.3 |
61.4 |
65.2 |
- |
75 |
N |
|
|
|
|
|
|
|
|
|
Location
: NM6 (PLK Tin Ka Ping Primary School near the entrance - Free Field) |
|
Day
time 07:00-19:00 hrs Normal Weekdays Impact Noise Monitoring Results |
|
|
|
|
|
|
|
|
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* |
|
12/1/2009 |
11:11 |
63.7 |
65.9 |
60.0 |
64.5 |
- |
70 |
N |
|
12/7/2009 |
13:55 |
62.4 |
63.9 |
60.8 |
64.5 |
- |
70 |
N |
|
12/18/2009 |
10:55 |
64.5 |
65.8 |
63.5 |
64.5 |
- |
70 |
N |
|
12/24/2009 |
11:00 |
62.6 |
63.7 |
60.7 |
64.5 |
- |
70 |
N |
|
12/30/2009 |
10:55 |
64.4 |
65.6 |
61.3 |
64.5 |
- |
70 |
N |
|
|
|
|
|
|
|
|
|
|
Location
: NM7 (Riverain Bayside Switch Room Rooftop - Façade) |
|
Day
time 07:00-19:00 hrs Normal Weekdays Impact Noise Monitoring Results |
|
|
|
|
|
|
|
|
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 |
|
12/1/2009 |
9:16 |
57.6 |
60.9 |
53.5 |
61.5 |
- |
75 |
N |
|
12/7/2009 |
10:55 |
57.1 |
59.6 |
54.2 |
61.5 |
- |
75 |
N |
|
12/18/2009 |
9:25 |
60.0 |
62.0 |
57.5 |
61.5 |
- |
75 |
N |
|
12/24/2009 |
9:22 |
58.1 |
60.8 |
53.9 |
61.5 |
- |
75 |
N |
|
12/30/2009 |
9:35 |
58.5 |
60.9 |
54.0 |
61.5 |
- |
75 |
N |
|
|
|
|
|
|
|
|
|
|
Remarks |
|
|
|
|
* +3dB(A) Façade effect correction
included |
|
**
Construction noise level is only calculated when Measured noise level (Leq)
> Baseline noise level |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|