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

15/01/14-a

22:45

22:50

Fine

46

48

44

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.

13

<5

B&K 2238   S/N : 2800932

B&K 4231  S/N: 3003246

15/01/14-b

22:50

22:55

Fine

49

53

42

13

<5

15/01/14-c

22:55

23:00

Fine

48

52

42

13

<5

15-Jan-14

22:45

23:00

Fine

51

54

46

Works inside tunnel

Local traffics of Aegean Terence

13

<5

B&K 2238   S/N : 2800932

B&K 4231  S/N: 3003246

Min

46

Max

51

Average

48