| Restricted Hours Noise Monitoring Results
-- Daytime on Public Holiday |
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| Station M5, 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 |
| 05-Dec-10 |
13:58 |
14:13 |
Sunny |
67 |
69 |
54 |
Ground excavation |
Traffic noise and noise from the gate closed at Chuk Lam Ming
Tong exit |
N.A |
21.6 |
<5 |
B&K 2238 S/N :
2661357 |
B&K 4231 S/N: 2385180 |
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Min. |
67 |
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Max. |
67 |
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| Restricted
Hours Noise Monitoring Results -- Evening time |
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| Station M5, 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 |
| 21-Dec-10 |
22:45 |
23:00 |
Fine |
61 |
59 |
50 |
Rock excavation |
Road traffic at San Wan Drive and helicopter fly overhaed |
According to contractor, general construction works was in
process accordance to CNP. |
20.5 |
<5 |
ONO SOKKI LA-5110 S/N: 72700154 |
ONO SOKKI SC-2110 S/N: 00461 |
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Min. |
61 |
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Max. |
61 |
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