LOW FLOOR

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Exterior Noise Test

Accelerating from Standstill

Date : 2009-08-06
Personnel : S.C., E.D. & P.D.
Temperature (°F) : 63 Humidity (%) : 78
Wind Speed (mph) : Calm Wind Direction : Calm
Barometric Pressure (in.Hg) : 30.06
Verify that microphone height is 4 feet, wind speed is less than 12 mpg and ambient temperature is between 30 F and 90 F: true checked by S.C.
Initial Sound Level Meter Calibration: true checked by S.C.
Exterior Ambient Noise Level dB(A): 36.0

Accelerating from Constant Speed
Curb (Right) Side
Accelerating from Constant Speed
Street (Left) Side
Run # Measured Noise Level dB(A) Run # Measured Noise Level dB(A)
1 74.6 1 71.8
2 73.6 2 71.8
3 74.3 3 70.9
4 71.9 4 71.7
5 71.9 5 71.8
Average of two highest actual noise levels = 74.4 dB(A) Average of two highest actual noise levels = 71.8 dB(A)