| Daytime Noise Monitoring Results | |||||||||||||
| Station NM6 Customs' Marine Base (Block H of Government Dockyard) Rooftop | |||||||||||||
| Date | Start Time | End Time | Weather | Noise level (dB(A)), 30 min+ | Major Construction Noise Source(s) Observed | Other Noise Source(s) Observed | Remarks | Mean Temp. (°C) | Mean Wind Speed (m/s) | Noise Meter Model / ID | Calibrator Model / ID | ||
| Leq | L10 | L90 | |||||||||||
| 07-Jul-11 | 10:35 | 11:05 | Sunny | 72 | 76 | 67 | excavation in process; crane in operation | other construction site nearby; road traffic noise | - | 30 | <5 m/s | B&K 2238 | Rion NC-73 |
| 13-Jul-11 | 14:03 | 14:33 | Cloudy | 68 | 69 | 67 | excavation in process | other construction site nearby | - | 27.4 | <5 m/s | B&K 2238 | Rion NC-73 |
| 19-Jul-11 | 14:27 | 14:57 | Cloudy | 68 | 70 | 64 | excavation in process; roller in operation | other construction site nearby | - | 27.4 | <5 m/s | Rion NL-31 | Rion NC-73 |
| 25-Jul-11 | 10:04 | 10:34 | Sunny | 66 | 68 | 63 | excavation in process; crane in operation | other construction site nearby; road traffic noise | - | 30.3 | <5 m/s | Rion NL-31 | Rion NC-73 |
| Min. | 66 | ||||||||||||
| Max. | 72 | ||||||||||||
| + - Façade measurement | |||||||||||||