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

Traffic Noise

-

RION- NL31 (S/N 00320533)

RION - NC73 (S/N 10786708)

02-Jan-14

10:35

11:05

Sunny

60

63

57

Drill rig, Welding machine, excavator

Traffic Noise

-

20

0.6

RION-NL31 (S/N 00410224)

RION-NL73  (S/N 10997142)

08-Jan-14

16:22

16:52

Cloudy

61

63

58

Drill rig, Welding machine, excavator, dump truck

Traffic Noise

-

19

0.4

RION-NL31 (S/N 00410224)

RION-NL73  (S/N 10997142)

14-Jan-14

15:06

15:36

Sunny

60

62

57

Drill rig, execavator, dump truck

Traffic Noise

-

15

0.3

RION-NL31 (S/N 00410224)

RION-NL73  (S/N 10997142)

20-Jan-14

13:10

13:42

Sunny

59

60

57

Drill rig, Welding machine, excavator, dump truck

Traffic Noise

-

14

0.3

RION-NL31 (S/N 00410224)

RION-NL73  (S/N 10997142)

30-Jan-14

13:10

13:40

Sunny

61

63

58

Drill rig, Welding machine

Traffic Noise

-

18

0.5

RION-NL31 (S/N 00410224)

RION-NL73  (S/N 10997142)

30-Apr-13

11:18

11:48

Sunny

64

59

Drill rig, Welding machine, excavator

Traffic noise

-

#REF!

0.7

RION-NL31 (S/N 00410224)

RION-NL73  (S/N 10997142)

Min.

59

Max.

61