LOWFLOOR/HYBRID

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Exterior Noise Test

Accelerating from Constant Speed

Date : 2004-08-04
Personnel : G.M., M.H. and S.C.
Temperature (°F) : 80 Humidity (%) : 65
Wind Speed (mph) : 6 Wind Direction : sw
Barometric Pressure (in.Hg) : 29.83
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: false checked by S.C.
Exterior Ambient Noise Level dB(A): 45.6

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 71.2 1 71.6
2 70.4 2 72.3
3 71.1 3 72.4
4 70.3 4 72.2
5 71.0 5 72.3
Average of two highest actual noise levels = 71.2 dB(A) Average of two highest actual noise levels = 72.4 dB(A)