Daytime Noise Monitoring Results -- Normal weekday

Station M6a, Aegean Terrace

Date

Start Time

End Time

Weather

Noise level (dB(A)), 30 min

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-Sep-13

14:58

15:28

Sunny

56

57

53

Tunnel works and operation of concrete pump

N.A

Free-field measurement, +3dB correction.

26

<5

B&K 2238   S/N : 2381580

B&K 4231  S/N: 3004068

09-Sep-13

14:22

14:52

Sunny

55

57

51

Tunnel works and operation of concrete pump

N.A

Free-field measurement, +3dB correction.

28

<5

B&K 2238   S/N : 2684503

B&K 4231  S/N: 3004068

17-Sep-13

14:18

14:48

Sunny

54

55

51

Tunnel works and operation of concrete pump

N.A

Free-field measurement, +3dB correction.

28

<5

B&K 2238   S/N : 2684503

B&K 4231  S/N: 3004068

23-Sep-13

15:35

16:05

Sunny

53

54

50

Tunnel works and operation of concrete pump

N.A

Free-field measurement, +3dB correction.

28

<5

B&K 2238   S/N : 2684503

B&K 4231  S/N: 3004068

Min.

53

Max.

56

Remark: Free-field measurement, +3dB correction.