| Restricted Hours Noise Monitoring Results -- Night
time |
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| Station M3, Kwan Yick Building |
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| 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 |
| 02-Aug-12 |
23:00 |
23:15 |
Fine |
65 |
67 |
63 |
No outdoor construction noise |
Mainly traffic noise |
- |
32 |
<5 |
B&K 2238 S/N: 2385180 |
B&K 4231 S/N: 2656516 |
| 30-Aug-12 |
23:00 |
23:15 |
Fine |
65 |
66 |
63 |
No outdoor construction noise |
Mainly traffic noise |
- |
30 |
<5 |
B&K 2238 S/N: 2385180 |
B&K 4231 S/N: 3003246 |
| 00-Jan-00 |
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| 00-Jan-00 |
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| 00-Jan-00 |
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Min. |
65 |
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Max. |
65 |
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| Restricted Hours Noise Monitoring Results -- Night time |
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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 |
| 08-Aug-12 |
23:00 |
23:15 |
Fine |
61 |
60 |
52 |
No major construction workd on surface |
Traffic noise at San Wan
Drive |
N.A |
31 |
<5 |
B&K 2238 S/N :
2385180 |
B&K 4231 S/N: 2656516 |
| 22-Aug-12 |
23:00 |
23:15 |
Fine |
60 |
60 |
52 |
No major construction workd on surface |
Traffic noise at San Wan
Drive |
N.A |
28 |
<5 |
B&K 2238 S/N :
2385180 |
B&K 4231 S/N: 3003246 |
| 00-Jan-00 |
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| 00-Jan-00 |
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| 00-Jan-00 |
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| 00-Jan-00 |
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Min. |
60 |
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Max. |
61 |
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| Restricted Hours Noise Monitoring Results -- Night time |
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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 |
| 17-Aug-12 |
23:00 |
23:15 |
Fine |
52 |
54 |
46 |
Works inside tunnel |
Local traffic of Aegean
Terence |
According to contractor, general construction works was in
process accordance to CNP.
Free-field measurement, +3dB correction. |
28 |
<5 |
B&K 2238 S/N :
2385180 |
B&K 4231 S/N: 3003246 |
| 00-Jan-00 |
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| 00-Jan-00 |
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| 00-Jan-00 |
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| 00-Jan-00 |
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| 00-Jan-00 |
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Min. |
52 |
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Max. |
52 |
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