| Daytime Noise Monitoring Results | |||||||||||||
| Station NM2 | |||||||||||||
| Date | Start Time | End Time | Weather | Noise level (dB(A)), 30 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-Jun-12 | 09:20 | 09:50 | Fine | 74 | 75 | 73 | Breaker (Near site) | Traffic noise | - | 28 | 0.5 | RION- NL31 (S/N 00603867) | RION - NC73 (S/N 10997142) |
| 07-Jun-12 | 17:22 | 17:52 | Sunny | 74 | 75 | 73 | Steel bending and formwork erection (Near site) | Traffic noise | - | 28 | 0.3 | RION- NL31 (S/N 00603867) | RION - NC73 (S/N 10997142) |
| 13-Jun-12 | 16:00 | 16:30 | Cloudy | 74 | 75 | 73 | Excavation (DSD site) | Traffic noise | - | 29 | 0.3 | RION- NL31 (S/N 00603867) | RION - NC73 (S/N 10997142) |
| 19-Jun-12 | 10:30 | 11:00 | Cloudy | 73 | 75 | 72 | Breaker (Near site) | Traffic noise | - | 29 | 0.5 | RION- NL31 (S/N 00603867) | RION - NC73 (S/N 10997142) |
| 25-Jun-12 | 13:16 | 13:46 | Cloudy | 74 | 75 | 72 | Excavation (DSD site) | Traffic noise | - | 29 | 0.2 | RION- NL31 (S/N 00603867) | RION - NC73 (S/N 10997142) |
| Min. | 73 | ||||||||||||
| Max. | 74 | ||||||||||||