Evening 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 22:45 22:50 Fine 49 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 22:50 22:55 Fine 50 54 45 30.1 <5
10/07/14-c 22:55 23:00 Fine 51 51 46 30.1 <5
10-Jul-14 22:45 23:00 Fine 53 55 49 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
23/07/14-a 22:45 22:50 Fine 48 49 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 22:50 22:55 Fine 47 49 46 30.6 <5
23/07/14-c 22:55 23:00 Fine 49 51 46 30.6 <5
23-Jul-14 22:45 23:00 Fine 51 52 49 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
Max. 53
Min. 47
Average 50