Daytime Noise Monitoring Results

Station NM1

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-Nov-11

09:00

09:30

Fine

63

70

65

Noise from nearby recycle shop

Mainly Traffic noise

-

27

0.3

RION- NL31 (S/N 00603867)

RION - NC73 (S/N 10997142)

10-Nov-11

09:00

09:30

Cloudy

67

68

66

Noise from nearby playground

Mainly Traffic noise

-

25

0.7

RION- NL31 (S/N 00603867)

RION - NC73 (S/N 10997142)

16-Nov-11

09:00

09:30

Sunny

68

70

64

Piling noise from other construction site

Mainly Traffic noise

-

24

0.5

RION- NL31 (S/N 00603867)

RION - NC73 (S/N 10997142)

22-Nov-11

09:40

10:10

Cloudy

69

71

66

Piling noise from other construction site

Mainly Traffic noise

-

25

0.4

RION- NL31 (S/N 0063867)

RION - NC73 (S/N 10997142)

28-Nov-11

10:15

10:45

Sunny

67

69

64

Minor noise from the HATS site

Mainly Traffic noise

-

22

0.3

RION- NL31 (S/N 00603867)

RION - NC73 (S/N 10997142)

Min.

63

.

Max.

69