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Interior Noise Test Data Form

Test Condition 3: Audible Vibration Test

Date 1991-01-29
Personnel S.M. & E.M.
Temperature (°F) 45
Humidity (%) 52
Wind Direction
Wind Speed (MPH)
Barometric Pressure (in.Hg)
Source of Noise Location
Engine and Accessories None noted.
Windows and Doors None noted.
Seats and Wheel Chair lifts None noted.
Comment on any other vibration or noise source which may have occurred that is not described above:
The bus had no resonant vibration ro rattle out of the ordingary. The front shocks were making the noise of hitting bottom. Loud metal slap on the ride from test track to ABTC.