5.2.1 Longitudinal Weight Distribution.
5.2.1.1 When the ambulance is loaded to its estimated in-service weight, the front-to-rear weight distribution and
vertical center of gravity shall be within the limits set by the chassis manufacturer.
5.2.1.2 The front GAWR shall be not less than 20 percent of the GVWR.
5.2.1.3 The rear GAWR shall be not less than 50 percent of the GVWR