Daytime Noise Monitoring Results

Station NM4

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

04-Jul-11

10:25

10:55

Sunny

68

70

67

Excavation (Near site)

Traffic Noise

-

32

0.2

RION- NL31 (S/N 00983400)

RION - NC73 (S/N 10997142)

15-Jul-11

14:30

15:00

Cloudy

68

70

67

Excavation (Near site)

Traffic Noise

-

28

0.2

RION- NL31 (S/N 00983400)

RION - NC73 (S/N 10997142)

21-Jul-11

14:32

15:02

Fine

68

69

66

Excavation (Near site)

Traffic Noise

-

31

0.2

RION- NL31 (S/N 00983400)

RION - NC73 (S/N 10997142)

27-Jul-11

10:25

10:55

Fine

68

69

66

Excavation (Near site)

Traffic Noise

-

30

0.3

RION- NL31 (S/N 00983400)

RION - NC73 (S/N 10997142)

Min.

68

Max.

68