Daytime Noise Monitoring Results

Station NM3

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

09:18

09:48

Sunny

74

75

72

-

Mainly traffic noise

-

32

0.3

RION- NL31 (S/N 00983400)

RION - NC73 (S/N 10997142)

15-Jul-11

13:20

13:50

Cloudy

74

76

73

Iron bending

Mainly traffic noise

-

28

0.2

RION- NL31 (S/N 00983400)

RION - NC73 (S/N 10997142)

21-Jul-11

13:20

13:50

Fine

75

76

73

Iron bending

Mainly traffic noise

-

31

0.2

RION- NL31 (S/N 00983400)

RION - NC73 (S/N 10997142)

27-Jul-11

09:20

09:50

Sunny

75

76

73

-

Mainly traffic noise

-

30

0.1

RION- NL31 (S/N 00983400)

RION - NC73 (S/N 10997142)

Min.

74

Max.

75