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

03/04/14-a

22:45

22:50

Fine

45

46

42

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.

19.6

<5

B&K 2238   S/N : 2800932

B&K 4231  S/N: 3003246

03/04/14-b

22:50

22:55

Fine

46

49

42

19.6

<5

03/04/14-c

22:55

23:00

Fine

49

51

46

19.6

<5

03-Apr-14

22:45

23:00

Fine

50

52

47

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.

19.6

<5

B&K 2238   S/N : 2800932

B&K 4231  S/N: 3003246

29/04/14-a

22:45

22:50

Fine

46

49

43

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.

19.6

<5

B&K 2238   S/N : 2800932

B&K 4231  S/N: 3003246

29/04/14-b

22:50

22:55

Fine

46

49

42

19.6

<5

29/04/14-c

22:55

23:00

Fine

45

47

43

19.6

<5

29-Apr-14

22:45

23:00

Fine

49

51

45

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.

19.6

<5

B&K 2238   S/N : 2800932

B&K 4231  S/N: 3003246

Average

47

Minimum

45

Maximum

50