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

05-May-10

10:10

10:40

Fine

70

71

68

Cutting noise from ASD site

Traffic Noise

-

22

0.3

RION- NL31 (S/N 00410224)

RION - NC73 (S/N 10997142)

11-May-10

15:10

15:40

Fine

69

70

67

Cutting noise from ASD site

Traffic Noise

-

25

0.3

RION- NL31 (S/N 00983400)

RION - NC73 (S/N 10786708)

17-May-10

14:15

14:45

Fine

69

71

67

Noise from ASD site, road work.

Traffic Noise

-

28

0.2

RION- NL31 (S/N 00983400)

RION - NC73 (S/N 10786708)

28-May-10

09:05

09:35

Fine

70

71

68

Cutting and hammering noise from ASD site.

Traffic Noise

-

28

0.2

RION- NL31 (S/N 00983400)

RION - NC73 (S/N 10786708)

Min.

69

.

Max.

70