Daytime Noise Monitoring Results

Station NM5

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

01-Jun-10

11:08

11:38

Fine

65

66

64

Mobile cranes movement, generator and excavator

Traffic Noise

-

26

0.3

RION- NA27 (S/N 00201194)

RION - NC73 (S/N 10786708)

07-Jun-10

15:20

15:50

Sunny

68

69

67

Mobile cranes movement, generator and excavator

Traffic Noise

-

28

0.5

RION- NA27 (S/N 00201194)

RION - NC73 (S/N 10786708)

11-Jun-10

16:05

16:35

Fine

66

67

65

Mobile cranes movement, generator and excavator

Traffic Noise

-

27

0.3

RION- NA27 (S/N 00201194)

RION - NC73 (S/N 10786708)

17-Jun-10

13:10

13:40

Fine

66

67

65

Mobile cranes movement, generator and excavator

Traffic Noise

-

28

0.7

RION- NA27 (S/N 00201194)

RION - NC73 (S/N 10786708)

23-Jun-10

13:18

13:48

Cloudy

67

67

66

Mobile cranes movement, generator and excavator

Traffic Noise

-

29

0.4

RION- NA27 (S/N 00201194)

RION - NC73 (S/N 10786708)

29-Jun-10

13:25

13:55

Sunny

70

70

68

Mobile cranes movement, generator and excavator

Traffic Noise

-

30

0.5

RION- NA27 (S/N 00201194)

RION - NC73 (S/N 10786708)

Min.

65

Max.

70