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Exterior Noise Test

Accelerating from Standstill

Date : 2001-07-10
Personnel : S.C., B.S., and M.H.
Temperature (°F) : 82 Humidity (%) : 54
Wind Speed (mph) : 5 Wind Direction : WNW
Barometric Pressure (in.Hg) : 29.75
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): 54.4

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 69.6 1 71.8
2 69.2 2 71.4
3 69.7 3 71.7
4 69.8 4 71.8
5 70.0 5 71.5
Average of two highest actual noise levels = 69.9 dB(A) Average of two highest actual noise levels = 71.8 dB(A)