| Restricted Hours Noise Monitoring Results -- Night time |
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| Station M8a, Near security room of 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 |
| 24-May-13 |
23:00 |
23:15 |
Fine |
58.4 |
61.1 |
54.0 |
Tunnel
works |
Road
Traffic noise from Shek Pai Wan Road and cars from residents of Wah Lai House |
Major noise
source -- road traffic noise. |
27.8 |
<5 |
B&K
2238 S/N : 2800932 |
B&K
4231 S/N: 3004068 |
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Min. |
58.4 |
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Max. |
58.4 |
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