Restricted Hours Noise Monitoring Results [1] |
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Station NM2 |
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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 |
01-Apr-11 |
23:00 |
23:05 |
FIne |
71 |
72 |
70 |
No outdoor
construction activity observed. |
Mainly traffic
noise |
- |
21 |
0.3 |
RION- NL31 (S/N
00983400) |
RION - NC73 (S/N
10997142) |
23:05 |
23:10 |
FIne |
71 |
72 |
70 |
- |
23:10 |
23:15 |
FIne |
71 |
72 |
70 |
- |
23:00 |
23:15 |
FIne |
71 |
72 |
70 |
- |
10-Apr-11 |
11:35 |
11:40 |
Sunny |
71 |
73 |
70 |
No outdoor construction activity observed. |
Mainly traffic noise |
- |
24 |
0.3 |
RION- NL31 (S/N 00983400) |
RION - NC73 (S/N 10997142) |
11:40 |
11:45 |
Sunny |
72 |
73 |
70 |
- |
11:45 |
11:50 |
Sunny |
71 |
72 |
70 |
- |
11:35 |
11:50 |
Sunny |
71 |
73 |
70 |
- |
16-Apr-11 |
06:30 |
06:35 |
Fine |
69 |
70 |
67 |
No outdoor
construction noise |
Mainly traffic
noise |
- |
24 |
0.2 |
RION- NL31 (S/N
00983400) |
RION - NC73 (S/N
10997142) |
06:35 |
06:40 |
Fine |
71 |
72 |
69 |
- |
06:40 |
06:45 |
Fine |
70 |
71 |
69 |
- |
06:30 |
06:45 |
Fine |
70 |
71 |
68 |
- |
24-Apr-11 |
11:30 |
11:35 |
Sunny |
71 |
73 |
70 |
No outdoor construction noise |
Mainly traffic noise |
- |
23 |
0.2 |
RION- NL31 (S/N 00983400) |
RION - NC73 (S/N 10997142) |
11:35 |
11:40 |
Sunny |
72 |
73 |
73 |
- |
11:40 |
11:45 |
Sunny |
71 |
73 |
70 |
- |
11:30 |
11:45 |
Sunny |
71 |
73 |
70 |
- |
30-Apr-11 |
06:34 |
06:39 |
Fine |
70 |
71 |
68 |
No outdoor
construction noise |
Mainly traffic noise |
- |
25 |
0.2 |
RION- NL31 (S/N 00983400) |
RION - NC73 (S/N 10997142) |
06:39 |
06:44 |
Fine |
70 |
71 |
68 |
- |
06:44 |
06:49 |
Fine |
71 |
72 |
69 |
- |
06:34 |
06:49 |
Fine |
70 |
71 |
68 |
- |
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Min. |
69 |
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Max. |
72 |
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[1]
The monitoring data on 16 and 30 April morning are for the restricted hour of
previous day (15 and 19 April respectively) |
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