Daytime Noise Monitoring Results

Station NM2

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

02-Jul-10

13:20

13:50

Sunny

74

75

73

Crawler cranes

Traffic noise

-

30

0.3

RION- NL31 (S/N 00983400)

RION - NC73 (S/N 10786708)

08-Jul-10

13:10

13:40

Sunny

74

76

72

Crawler cranes

Traffic noise

-

31

0.3

RION- NL31 (S/N 00983400)

RION - NC73 (S/N 10786708)

14-Jul-10

13:20

13:50

Sunny

73

74

72

Crawler Crane

Traffic noise

-

33

0.2

RION- NL31 (S/N 00983400)

RION - NC73 (S/N 10997142)

20-Jul-10

13:20

13:50

Sunny

74

76

73

Crawler Crane, welding

Traffic noise

-

30

0.3

RION- NL31 (S/N 00983400)

RION - NC73 (S/N 10997142)

26-Jul-10

09:20

09:50

Sunny

74

76

73

Crawler Crane, welding

Traffic noise

-

30

1.2

RION- NL31 (S/N 00983400)

RION - NC73 (S/N 10997142)

Min.

73

Max.

74