| Night time Noise Monitoring Results |
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| Station M8, Wah
Lai House |
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| Date |
Start Time |
End Time |
Weather |
Noise
level (dB(A)) |
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 |
| 04/12/2013-a |
23:00 |
23:05 |
Fine |
55.7 |
58.5 |
51.5 |
Tunnel
worls |
Road
Traffic noise from Shek Pai Wan Road and cars from residents of Wah Lai House |
Major
noise source -- road traffic noise. |
19.2 |
<5 |
B&K 2238 S/N :
2684503 |
B&K 4231 S/N: 3004068 |
| 04/12/2013-b |
23:05 |
23:10 |
Fine |
56.8 |
59.0 |
52.5 |
19.2 |
<5 |
B&K 2238 S/N :
2684503 |
B&K 4231 S/N: 3004068 |
| 04/12/2013-c |
23:10 |
23:15 |
Fine |
58.1 |
61.0 |
53.0 |
19.2 |
<5 |
B&K 2238 S/N :
2684503 |
B&K 4231 S/N: 3004068 |
| 04-Dec-13 |
23:00 |
23:15 |
Fine |
60.0 |
62.6 |
55.4 |
Tunnel worls |
Road Traffic noise from Shek Pai Wan Road and cars from residents
of Wah Lai House |
Major noise source -- road traffic noise. |
19.2 |
<5 |
B&K 2238 S/N :
2684503 |
B&K 4231 S/N: 3004068 |
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