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| Restricted
Hours Noise Monitoring Results -- Evening Time and Daytime on Public Holiday |
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| Station M3, Kwan Yick building |
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| Date |
Start Time |
End Time |
Weather |
Noise level (dB(A)), 5 min |
Major Construction Noise Source(s) Observed |
Other Noise Source(s) Observed |
Remarks |
Temp. (°C) |
Wind Speed (m/s) |
Noise Meter Model / ID |
Calibrator Model / ID |
| Leq |
L10 |
L90 |
| 09-Dec-12 |
15:20 |
15:35 |
Fine |
66.8 |
68.2 |
63.7 |
No major
construction works |
Traffic
noise |
- |
20.0 |
0.5 |
RION- NL31 (S/N 00603867) |
RION -
NC73 (S/N 10997142) |
| 16-Dec-12 |
14:07 |
14:22 |
Fine |
67.8 |
69.2 |
64.4 |
No major construction works |
Traffic noise |
- |
23.5 |
<5 |
B&K
2238 S/N: 2381580 |
B&K 4231 S/N: 3003246 |
| 23-Dec-12 |
18:35 |
18:50 |
Fine |
66.3 |
67.7 |
64.3 |
No outdoor construction noise |
Mainly traffic noise |
- |
19.0 |
0.5 |
RION- NL31
(S/N 00603867) |
RION - NC73 (S/N 10997142) |
| 30-Dec-12 |
13:00 |
13:15 |
Fine |
64.5 |
67.1 |
61.4 |
No outdoor construction noise |
Mainly traffic noise |
- |
10.4 |
<5 |
B&K
2238 S/N: 2381580 |
B&K 4231 S/N: 3003246 |
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Min. |
64.5 |
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Max. |
67.8 |
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| Remark:
The data (9 and 23 December) was provided by Contract No. DC/2007/23.
Calibration certificates for the noise meter(s) and calibrator(s)
usedContract |
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included in the corresponding Monthly EM&A Report for this |
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| Station M5a,
Chuk Lam Ming Tong |
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| Date |
Start Time |
End Time |
Weather |
Noise
level (dB(A)), 5 min |
Major Construction Noise Source(s) Observed |
Other Noise Source(s) Observed |
Remarks |
Temp. (°C) |
Wind Speed (m/s) |
Noise Meter Model / ID |
Calibrator Model / ID |
| Leq |
L10 |
L90 |
| 23-Dec-12 |
14:03 |
14:18 |
Fine |
67.3 |
68.9 |
53.6 |
Loading |
Road
traffic noise at San Wan Drive |
N.A |
13.3 |
<5 |
B&K
2238 S/N : 2661357 |
B&K
4231 S/N: 2671470 |
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Min. |
67.3 |
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Max. |
67.3 |
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| Station M6a, Aegean Terrace |
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| Date |
Start Time |
End Time |
Weather |
Noise
level (dB(A)), 5 min |
Major Construction Noise Source(s) Observed |
Other Noise Source(s) Observed |
Remarks |
Temp. (°C) |
Wind Speed (m/s) |
Noise Meter Model / ID |
Calibrator Model / ID |
| Leq |
L10 |
L90 |
| 30-Dec-12 |
13:08 |
13:23 |
Fine |
56.9 |
58.4 |
52.5 |
No major construction works |
Local traffics of Aegean Terrace |
According to contractor, general construction works was in
process accordance to CNP.
Free-field measurement, +3dB correction. |
10.4 |
<5 |
B&K 2238 S/N :
2381580 |
B&K 4231 S/N:
3003246 |
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Min. |
56.9 |
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Max. |
56.9 |
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| Station M8, Wah Lai House |
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| Date |
Start Time |
End Time |
Weather |
Noise
level (dB(A)), 5 min |
Major Construction Noise Source(s) Observed |
Other Noise Source(s) Observed |
Remarks |
Temp. (°C) |
Wind Speed (m/s) |
Noise Meter Model / ID |
Calibrator Model / ID |
| Leq |
L10 |
L90 |
| 09-Dec-12 |
13:17 |
13:32 |
Sunny |
62.4 |
65.3 |
58.6 |
No major constructin works |
Road Traffic noise from Shek Pai Wan Road |
N.A |
19.0 |
<5 |
B&K
2238 S/N : 2381580 |
B&K 4231 S/N: 3003246 |
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Min. |
62.4 |
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Max. |
62.4 |
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| Restricted
Hours Noise Monitoring Results -- Evening time |
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| Station M3, Kwan Yick building |
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| Date |
Start Time |
End Time |
Weather |
Noise
level (dB(A)), 5 min |
Major Construction Noise Source(s) Observed |
Other Noise Source(s) Observed |
Remarks |
Temp. (°C) |
Wind Speed (m/s) |
Noise Meter Model / ID |
Calibrator Model / ID |
| Leq |
L10 |
L90 |
| 05-Dec-12 |
21:47 |
22:02 |
Fine |
65.8 |
67.8 |
63.4 |
No outdoor construction noise |
Mainly traffic noise |
- |
20.0 |
0.5 |
RION- NL31 (S/N 00603867) |
RION - NC73 (S/N 10997142) |
| 13-Dec-12 |
22:45 |
23:00 |
Cloudy |
67.7 |
68.8 |
66.0 |
No outdoor construction noise |
Mainly traffic noise |
- |
18.9 |
<5 |
B&K 2238 S/N: 2381580 |
B&K 4231 S/N: 3003246 |
| 18-Dec-12 |
21:37 |
21:52 |
Fine |
65.6 |
67.3 |
63.5 |
No outdoor construction noise |
Mainly traffic noise |
- |
19.0 |
0.5 |
RION- NL31 (S/N 00603867) |
RION - NC73 (S/N 10997142) |
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Min. |
65.6 |
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Max. |
67.7 |
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| [1] The data (M3_Evening Time) of 5 and 18
December were provided by Contract No. DC/2007/23. |
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| Calibration certificates for the noise
meter(s) and calibrator(s) used were included in the corresponding Monthly
EM&A Report for this Contract |
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| Station M5a,
Chuk Lam Ming Tong |
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| Date |
Start Time |
End Time |
Weather |
Noise
level (dB(A)), 5 min |
Major Construction Noise Source(s) Observed |
Other Noise Source(s) Observed |
Remarks |
Temp. (°C) |
Wind Speed (m/s) |
Noise Meter Model / ID |
Calibrator Model / ID |
| Leq |
L10 |
L90 |
| 07-Dec-12 |
22:45 |
23:00 |
Fine |
62.1 |
63.8 |
49.9 |
Works in
tunnel |
Road
traffic at San Wan Drive |
According
to contractor, general construction works was in process accordance to CNP. |
18.4 |
<5 |
B&K 2238 S/N : 2381580 |
B&K
4231 S/N: 3003246 |
| 27-Dec-12 |
22:45 |
23:00 |
Fine |
61.3 |
63.2 |
49.0 |
Works in tunnel |
Road traffic at San Wan Drive |
According to contractor, general construction works was in
process accordance to CNP. |
18.6 |
<5 |
B&K
2238 S/N : 2381580 |
B&K 4231 S/N: 3003246 |
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Min. |
61.3 |
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Max. |
62.1 |
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