| Restricted Hours Noise Monitoring Results | |||||||||||||
| Station NM5 | |||||||||||||
| 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 | |||||||||||
| 09-Jun-15 | 19:10 | 19:15 | Sunny | 59 | 61 | 57 | Drill rig | Traffic noise | - | 31 | 0.3 | RION- NL31 (S/N 00603867) | RION - NC73 (S/N 10997142) |
| 09-Jun-15 | 19:15 | 19:20 | Sunny | 58 | 61 | 57 | - | ||||||
| 09-Jun-15 | 19:20 | 19:25 | Sunny | 59 | 61 | 57 | - | ||||||
| 09-Jun-15 | 19:10 | 19:25 | Sunny | 59 | 61 | 57 | - | ||||||
| 14-Jun-15 | 14:20 | 14:25 | Sunny | 59 | 61 | 56 | Concrete lorry mixer, welding machine | Traffic noise | - | 33 | 0.5 | RION- NL31 (S/N 00603867) | RION - NC73 (S/N 10997142) |
| 14-Jun-15 | 14:25 | 14:30 | Sunny | 59 | 60 | 56 | - | ||||||
| 14-Jun-15 | 14:30 | 14:35 | Sunny | 60 | 62 | 56 | - | ||||||
| 14-Jun-15 | 14:20 | 14:35 | Sunny | 59 | 61 | 56 | - | ||||||
| 23-Jun-15 | 19:08 | 19:13 | Cloudy | 58 | 60 | 54 | - | Traffic noise | - | 28 | 0.3 | RION- NL31 (S/N 00603867) | RION - NC73 (S/N 10997142) |
| 23-Jun-15 | 19:13 | 19:18 | Cloudy | 58 | 60 | 54 | - | ||||||
| 23-Jun-15 | 19:18 | 19:23 | Cloudy | 57 | 59 | 55 | - | ||||||
| 23-Jun-15 | 19:23 | 19:38 | Cloudy | 60 | 60 | 55 | - | ||||||
| 28-Jun-15 | 11:05 | 11:10 | Sunny | 58 | 60 | 55 | Welding machine, Excavator | Traffic noise | - | 32 | 0.4 | RION- NL31 (S/N 00603867) | RION - NC73 (S/N 10997142) |
| 28-Jun-15 | 11:10 | 11:15 | Sunny | 57 | 59 | 54 | - | ||||||
| 28-Jun-15 | 11:15 | 11:20 | Sunny | 58 | 60 | 54 | - | ||||||
| 28-Jun-15 | 11:05 | 11:20 | Sunny | 58 | 60 | 55 | - | ||||||
| Min. | 57 | ||||||||||||
| Max. | 60 | ||||||||||||
| Average | 58 | ||||||||||||