| Restricted Hours Noise Monitoring Results- Evening time |
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| Station M5,
Chuk Lam Ming Tong(near entrance) |
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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 |
| 18-Dec-13 |
22:45 |
22:50 |
Fine |
64.8 |
65.0 |
49.0 |
Works
in tunnel |
Road
traffic at San Wan Drive |
According
to contractor, general construction works was in process accordance to CNP. |
10.9 |
<5 |
B&K 2238 S/N : 2684503 |
B&K 4231 S/N: 3004068 |
| 18-Dec-13 |
22:50 |
22:55 |
Fine |
60.8 |
63.0 |
49.5 |
10.9 |
<5 |
B&K 2238 S/N : 2684503 |
B&K 4231 S/N: 3004068 |
| 18-Dec-13 |
22:55 |
23:00 |
Fine |
60.4 |
62.0 |
50.0 |
10.9 |
<5 |
B&K 2238 S/N : 2684503 |
B&K 4231 S/N: 3004068 |
| 18-Dec-13 |
22:45 |
23:00 |
Fine |
62.5 |
63.5 |
49.5 |
Works in tunnel |
Road traffic at San Wan Drive |
According to contractor, general construction works was in
process accordance to CNP. |
10.9 |
<5 |
B&K 2238 S/N : 2684503 |
B&K 4231 S/N: 3004068 |
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