| Restricted Hours Noise Monitoring Results
-- Night time |
|
|
|
|
|
| Station M3, Kwan Yick Building |
|
|
|
|
|
|
|
|
|
|
| Date |
Start Time |
End Time |
Weather |
Noise level (dB(A)), 15 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 |
| 13-Dec-12 |
23:00 |
23:15 |
Cloudy |
67.4 |
68.5 |
64.8 |
No outdoor
construction noise |
Mainly
traffic noise |
- |
18.9 |
<5 |
B&K
2238 S/N: 2385180 |
B&K
4231 S/N: 3003246 |
|
|
|
Min. |
67.4 |
|
|
|
|
|
|
|
|
|
|
|
|
Max. |
67.4 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Station M5a, Chuk Lam Ming Tong |
|
|
|
|
|
|
|
|
|
|
|
|
|
| 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 |
23:00 |
23:15 |
Fine |
60.9 |
62.7 |
49.4 |
No major construction workd on surface |
Traffic noise at San Wan Drive |
N.A |
18.4 |
<5 |
B&K 2238 S/N :
2385180 |
B&K 4231 S/N: 3003246 |
| 27-Dec-12 |
23:00 |
23:15 |
Fine |
62.8 |
67.0 |
49.9 |
No major construction workd on surface |
Traffic noise at San Wan Drive |
N.A |
18.6 |
<5 |
B&K 2238 S/N :
2385180 |
B&K 4231 S/N: 3003246 |
|
|
|
Min. |
60.9 |
|
|
|
|
|
|
|
|
|
|
|
|
Max. |
62.8 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|