Categories of Human Response*
Categories of Human Response*
1. Vibration, though present, is not perceived by the occupants.
2. Vibration is perceived but does not annoy.
3. Vibration annoys and disturbs.
4. Vibration is so severe that makes occupants ill.
* SOURCE: Murray, T.M., "Acceptability Criterion for Occupant-Induced Floor Vibrations," Engineering Journal, AISC, 2nd Quarter, 1981.