LOW FLOOR SO304T2

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Exterior Noise Test

Accelerating from Constant Speed

Date : 1999-03-24
Personnel : B.L., S.C. and R.H.
Temperature (°F) : 38 Humidity (%) : 72
Wind Speed (mph) : 5 Wind Direction : n
Barometric Pressure (in.Hg) : 30.04
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 R.L.
Initial Sound Level Meter Calibration: false checked by R.L.
Exterior Ambient Noise Level dB(A): 49.9

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 77.9 1 80.0
2 77.7 2 80.1
3 77.6 3 80.3
4 77.2 4 79.8
5 77.4 5 79.7
Average of two highest actual noise levels = 77.8 dB(A) Average of two highest actual noise levels = 80.2 dB(A)