| Restricted Hours Noise Monitoring Results | |||||||||||||
| Station NM2 | |||||||||||||
| 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 | |||||||||||
| 02-Oct-11 | 11:35 | 11:40 | Fine | 69 | 70 | 68 | No outdoor construction activity observed | Mainly traffic noise | - | 28 | 0.5 | RION- NL31 (S/N 00983400) | RION - NC73 (S/N 10997142) |
| 02-Oct-11 | 11:40 | 11:45 | Fine | 69 | 71 | 68 | - | ||||||
| 02-Oct-11 | 11:45 | 11:50 | Fine | 69 | 70 | 68 | - | ||||||
| 02-Oct-11 | 11:35 | 11:50 | Fine | 69 | 70 | 68 | - | ||||||
| 12-Oct-11 | 00:32 | 00:37 | Fine | 66 | 67 | 64 | No outdoor construction activity observed | Mainly traffic noise | - | 26 | 0.2 | RION- NL31 (S/N 00983400) | RION - NC73 (S/N 10997142) |
| 12-Oct-11 | 00:37 | 00:42 | Fine | 65 | 67 | 64 | - | ||||||
| 12-Oct-11 | 00:42 | 00:47 | Fine | 65 | 67 | 63 | - | ||||||
| 12-Oct-11 | 00:32 | 00:47 | Fine | 65 | 67 | 63 | - | ||||||
| 16-Oct-11 | 07:41 | 07:46 | Sunny | 70 | 71 | 68 | No outdoor construction noise | Mainly traffic noise | - | 26 | 0.5 | RION- NL31 (S/N 00983400) | RION - NC73 (S/N 10997142) |
| 16-Oct-11 | 07:46 | 07:51 | Sunny | 71 | 72 | 69 | - | ||||||
| 16-Oct-11 | 07:51 | 07:56 | Sunny | 71 | 72 | 69 | - | ||||||
| 16-Oct-11 | 07:41 | 07:56 | Sunny | 70 | 72 | 69 | - | ||||||
| 26-Oct-11 | 06:40 | 06:45 | Fine | 72 | 73 | 71 | No outdoor construction noise | Mainly traffic noise | - | 26 | 0.8 | RION- NL31 (S/N 00603867) | RION - NC73 (S/N 10997142) |
| 26-Oct-11 | 06:45 | 06:50 | Fine | 72 | 73 | 72 | - | ||||||
| 26-Oct-11 | 06:50 | 06:55 | Fine | 73 | 74 | 72 | - | ||||||
| 26-Oct-11 | 06:40 | 06:55 | Fine | 72 | 73 | 71 | - | ||||||
| 30-Oct-11 | 11:15 | 11:20 | Sunny | 72 | 73 | 70 | No outdoor construction noise | Mainly traffic noise | - | 25 | 0.2 | RION- NL31 (S/N 00603867) | RION - NC73 (S/N 10997142) |
| 30-Oct-11 | 11:20 | 11:25 | Sunny | 71 | 73 | 70 | - | ||||||
| 30-Oct-11 | 11:25 | 11:30 | Sunny | 72 | 73 | 70 | - | ||||||
| 30-Oct-11 | 11:15 | 11:30 | Sunny | 72 | 73 | 70 | - | ||||||
| Min. | 65 | ||||||||||||
| Max. | 73 | ||||||||||||
| [1] The monitoring data on 12 and 26 October morning are for the restricted hour of previous day (11 and 25 October respectively) | |||||||||||||