| Restricted Hours Noise Monitoring Results |
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| Station NM4 |
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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 |
| 06-Nov-12 |
21:37 |
21:42 |
Fine |
65.0 |
66.4 |
63.2 |
No
outdoor construction noise |
Mainly traffic noise |
- |
22 |
0.5 |
RION- NL31 (S/N 00603867) |
RION - NC73 (S/N 10997142) |
| 06-Nov-12 |
21:42 |
21:47 |
Fine |
65.9 |
67.7 |
63.6 |
- |
| 06-Nov-12 |
21:47 |
21:52 |
Fine |
65.7 |
67.7 |
63.6 |
- |
| 06-Nov-12 |
21:37 |
21:52 |
Fine |
65.6 |
67.3 |
63.5 |
- |
| 11-Nov-12 |
15:53 |
15:58 |
Sunny |
64.8 |
66.3 |
63.0 |
No
outdoor construction noise |
Mainly traffic noise |
- |
21 |
0.5 |
RION- NL31 (S/N 00603867) |
RION - NC73 (S/N 10997142) |
| 11-Nov-12 |
15:58 |
16:03 |
Sunny |
64.6 |
66.4 |
61.9 |
- |
| 11-Nov-12 |
16:03 |
16:08 |
Sunny |
64.7 |
66.2 |
62.5 |
- |
| 11-Nov-12 |
15:53 |
16:08 |
Sunny |
64.7 |
66.3 |
62.5 |
- |
| 20-Nov-12 |
21:30 |
21:35 |
Cloudy |
65.7 |
67.7 |
62.9 |
No
outdoor construction noise |
Mainly traffic noise |
- |
20 |
0.5 |
RION- NL31 (S/N 00603867) |
RION - NC73 (S/N 10997142) |
| 20-Nov-12 |
21:35 |
21:40 |
Cloudy |
65.6 |
66.7 |
64.3 |
- |
| 20-Nov-12 |
21:40 |
21:45 |
Cloudy |
64.2 |
65.7 |
62.3 |
- |
| 20-Nov-12 |
21:30 |
21:45 |
Cloudy |
65.2 |
66.8 |
63.2 |
- |
| 25-Nov-12 |
17:00 |
17:05 |
Fine |
70.3 |
71.9 |
69.2 |
No outdoor construction noise |
Mainly traffic noise |
- |
20 |
0.2 |
RION- NL31 (S/N 00603867) |
RION - NC73 (S/N 10997142) |
| 25-Nov-12 |
17:05 |
17:10 |
Fine |
70.6 |
71.9 |
69.4 |
- |
| 25-Nov-12 |
17:10 |
17:15 |
Fine |
70.3 |
71.3 |
69.2 |
- |
| 25-Nov-12 |
17:00 |
17:15 |
Fine |
70.4 |
71.7 |
69.3 |
- |
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- |
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RION- NL31 (S/N 00983400) |
RION - NC73 (S/N 10786708) |
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- |
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- |
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- |
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Min. |
64.2 |
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Max. |
70.6 |
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