60 BRT

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Exterior Noise Test

Accelerating from Constant Speed

Date : 2005-03-09
Personnel : R.C., T.S. and S.C.
Temperature (°F) : 30 Humidity (%) : 47
Wind Speed (mph) : 8 Wind Direction : nw
Barometric Pressure (in.Hg) : 30.07
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): 43.4

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 74.4 1 74.3
2 74.6 2 74.1
3 74.3 3 75.2
4 74.4 4 75.2
5 74.5 5 74.7
Average of two highest actual noise levels = 74.6 dB(A) Average of two highest actual noise levels = 75.2 dB(A)