| Restricted Hours Noise Monitoring Results (Evening Time) | |||||||||||||
| Station NM6 Customs' Marine Base (Block H of Government Dockyard) Rooftop | |||||||||||||
| Date | Start Time | End Time | Weather | Noise level (dB(A)), 5 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 | |||||||||||
| 02-Apr-12 | 19:03 | 19:08 | Fine | 63 | 64 | 62 | excavation in process | traffic noise from nearby pier; other construction site nearby | - | 21.9 | <5 m/s | B&K 2238 | B&K 4231 |
| 19:08 | 19:13 | 62 | 63 | 62 | |||||||||
| 19:13 | 19:18 | 62 | 63 | 62 | |||||||||
| 12-Apr-12 | 21:21 | 21:26 | Fine | 62 | 63 | 62 | excavation in process | traffic noise from nearby pier; other construction site nearby | - | 25.5 | <5 m/s | B&K 2238 | B&K 4231 |
| 21:26 | 21:31 | 62 | 63 | 62 | |||||||||
| 21:31 | 21:36 | 62 | 63 | 62 | |||||||||
| 18-Apr-12 | 20:39 | 20:44 | Fine | 63 | 64 | 62 | excavation in process | traffic noise from nearby pier; other construction site nearby | - | 22.0 | <5 m/s | B&K 2238 | B&K 4231 |
| 20:44 | 20:49 | 63 | 64 | 62 | |||||||||
| 20:49 | 20:54 | 63 | 64 | 62 | |||||||||
| 24-Apr-12 | 19:01 | 19:06 | Fine | 62 | 63 | 62 | excavation in process | traffic noise from nearby pier; other construction site nearby | - | 27.1 | <5 m/s | B&K 2238 | B&K 4231 |
| 19:06 | 19:11 | 62 | 63 | 62 | |||||||||
| 19:11 | 19:16 | 62 | 63 | 62 | |||||||||
| 30-Apr-12 | 19:01 | 19:06 | Fine | 63 | 65 | 63 | excavation in process | traffic noise from nearby pier; other construction site nearby | - | 28.5 | <5 m/s | B&K 2238 | B&K 4231 |
| 19:06 | 19:11 | 64 | 65 | 63 | |||||||||
| 19:11 | 19:16 | 64 | 65 | 63 | |||||||||
| Min. | 62 | ||||||||||||
| Max. | 64 | ||||||||||||
| + - Façade measurement | |||||||||||||