| Restricted Hours Noise Monitoring Results |
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| Station NM5 |
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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 |
| 07-Mar-10 |
13:18 |
13:23 |
drizzle |
68 |
69 |
68 |
Mobile crane and excavator |
Traffic Noise |
- |
18 |
0.8 |
RION- NA27 (S/N 00201194) |
RION - NC73 (S/N 10786708) |
| 13:23 |
13:28 |
drizzle |
68 |
69 |
68 |
- |
| 13:28 |
13:33 |
drizzle |
67 |
68 |
67 |
- |
| 13:18 |
13:33 |
drizzle |
68 |
68 |
67 |
Average results during 15 min minitoring |
| 14-Mar-10 |
16:05 |
16:10 |
Fine |
63 |
64 |
63 |
Mobile cranes movement, generator and desander |
Traffic
Noise and aircraft noise |
- |
21 |
0.7 |
RION- NA27 (S/N 00201194) |
RION - NC73 (S/N 10786708) |
| 16:10 |
16:15 |
Fine |
63 |
63 |
62 |
- |
| 16:15 |
16:20 |
Fine |
63 |
64 |
62 |
- |
| 16:05 |
16:20 |
Fine |
63 |
64 |
62 |
Average results during 15 min minitoring |
| 21-Mar-10 |
13:30 |
13:35 |
Sunny |
65 |
65 |
64 |
Mobile crane and excavator |
Nil |
- |
24 |
0.8 |
RION- NA27 (S/N 00201194) |
RION - NC73 (S/N 10786708) |
| 13:35 |
13:40 |
Sunny |
65 |
67 |
64 |
- |
| 13:40 |
13:45 |
Sunny |
65 |
65 |
64 |
- |
| 13:30 |
13:45 |
Sunny |
65 |
66 |
64 |
Average results during 15 min minitoring |
| 28-Mar-10 |
11:00 |
11:05 |
Sunny |
67 |
67 |
66 |
Mobile cranes and generator |
Traffic Noise |
- |
21 |
0.5 |
RION- NA27 (S/N 00201194) |
RION - NC73 (S/N 10786708) |
| 11:05 |
11:10 |
Sunny |
67 |
68 |
66 |
- |
| 11:10 |
11:15 |
Sunny |
67 |
68 |
66 |
- |
| 11:00 |
11:15 |
Sunny |
67 |
68 |
66 |
Average results during 15 min minitoring |
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RION- NA27 (S/N 00201194) |
RION - NC73 (S/N 10786708) |
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Min. |
63 |
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Max. |
68 |
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