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)

04-Jul-14

16:15

16:45

Sunny

60

61

59

Drill rig, Welding machine, Dump truck

Traffic Noise

-

32

0.3

RION-NL31 (S/N 00603867)

RION-NL73  (S/N 10997142)

10-Jul-14

11:00

11:30

Sunny

63

63

57

Drill rig, Excavator, Dump truck

Traffic Noise

-

32

0.3

RION-NL31 (S/N 00603867)

RION-NL73  (S/N 10997142)

16-Jul-14

10:10

10:40

Sunny

63

64

58

Drill rig, Welding machine, Excavator, Dump truck

Traffic Noise

-

33

0.4

RION-NL31 (S/N 00603867)

RION-NL73  (S/N 10997142)

22-Jul-14

11:16

11:46

Sunny

61

63

57

Drill rig, Wrecking machine

Traffic Noise

-

32

0.3

RION-NL31 (S/N 00603867)

RION-NL73  (S/N 10997142)

23-Jul-14

12:16

12:46

Sunny

61

63

57

Drill rig, Wrecking machine

Traffic Noise

-

32

0.3

RION-NL31 (S/N 00603868)

RION-NL73  (S/N 10997143)

24-Jul-14

13:16

13:46

Sunny

61

63

57

Drill rig, Wrecking machine

Traffic Noise

-

32

0.3

RION-NL31 (S/N 00603869)

RION-NL73  (S/N 10997144)

25-Jul-14

14:16

14:46

Sunny

61

63

57

Drill rig, Wrecking machine

Traffic Noise

-

32

0.3

RION-NL31 (S/N 00603870)

RION-NL73  (S/N 10997145)

26-Jul-14

15:16

15:46

Sunny

61

63

57

Drill rig, Wrecking machine

Traffic Noise

-

32

0.3

RION-NL31 (S/N 00603871)

RION-NL73  (S/N 10997146)

28-Jul-14

15:50

16:20

Sunny

61

63

57

Concrete lorry mixer, Drill rig, Welding machine

Traffic Noise

-

33

0.3

RION-NL31 (S/N 00603867)

RION-NL73  (S/N 109971472

Min.

60

Max.

63