| Night time Noise Monitoring Results | |||||||||||||
| Station M6a, Aegean Terrace | |||||||||||||
| Date | Start Time | End Time | Weather | Noise level (dB(A)) | 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 | |||||||||||
| 10/07/14-a | 23:00 | 23:05 | Fine | 48 | 51 | 46 | Works inside tunnel | Local traffics of Aegean Terence | According
to contractor, general construction works was in process accordance to
CNP. Free-field measurement, +3dB correction. |
30.1 | <5 | B&K 2238 S/N : 2684503 | B&K 4231 S/N: 3004068 |
| 10/07/14-b | 23:05 | 23:10 | 50 | 52 | 47 | ||||||||
| 10/07/14-c | 23:10 | 23:15 | 50 | 51 | 47 | ||||||||
| 10-Jul-14 | 23:00 | 23:15 | Fine | 52 | 54 | 49 | Works inside tunnel | Local traffic of Aegean Terence | According to contractor, general construction works was in
process accordance to CNP. Free-field measurement, +3dB correction. |
30.1 | <5 | B&K 2238 S/N : 2684503 | B&K 4231 S/N: 3004068 |
| 23/07/14-a | 23:00 | 23:05 | Fine | 49 | 50 | 46 | Works inside tunnel | Local traffics of Aegean Terence | According
to contractor, general construction works was in process accordance to
CNP. Free-field measurement, +3dB correction. |
30.6 | <5 | B&K 2238 S/N : 2808432 | B&K 4231 S/N: 3004068 |
| 23/07/14-b | 23:05 | 23:10 | 51 | 53 | 47 | ||||||||
| 23/07/14-c | 23:10 | 23:15 | 48 | 50 | 46 | ||||||||
| 23-Jul-14 | 23:00 | 23:15 | Fine | 53 | 54 | 49 | Works inside tunnel | Local traffic of Aegean Terence | According to contractor, general construction works was in
process accordance to CNP. Free-field measurement, +3dB correction. |
30.6 | <5 | B&K 2238 S/N : 2808432 | B&K 4231 S/N: 3004068 |
| Max. | 53 | ||||||||||||
| Min. | 48 | ||||||||||||
| Average | 50 | ||||||||||||