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-Oct-13

10:41

11:11

Sunny

61

65

55

Tunnel works and operation of concrete pump

N.A

Free-field measurement, +3dB correction.

26.7

<5

B&K 2238   S/N : 2684503

B&K 4231  S/N: 3004068

09-Oct-13

10:16

10:46

Sunny

56

58

54

Tunnel works and operation of concrete pump

N.A

Free-field measurement, +3dB correction.

27.2

<5

B&K 2238   S/N : 2684503

B&K 4231  S/N: 3004068

17-Oct-13

10:36

11:06

Sunny

59

62

54

Tunnel works and operation of concrete pump

N.A

Free-field measurement, +3dB correction.

27.2

<5

B&K 2238   S/N : 2684503

B&K 4231  S/N: 3004068

21-Oct-13

10:17

10:47

Sunny

63

65

54

Tunnel works and operation of concrete pump

N.A

Free-field measurement, +3dB correction.

24.8

<5

B&K 2238   S/N : 2684503

B&K 4231  S/N: 3004068

31-Oct-13

16:26

16:56

Sunny

58

60

56

Tunnel works and operation of concrete pump

N.A

Free-field measurement, +3dB correction.

24.8

<5

B&K 2238   S/N : 2684503

B&K 4231  S/N: 3004068

Min.

56

Max.

63

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