Definition of ground pressure in English English dictionary
Ground pressure is the pressure exerted on the ground by the tires or tracks of a motorized vehicle, and is one measure of its potential mobility, especially over soft ground. Ground pressure can be measured in pounds per square inch (PSI). Ground pressure can be calculated with the formula (loaded weight dived by ground contact area) The ground pressure of motorized vehicles is often compared to the ground pressure of a human foot, which can be 9 - 12 PSI while walking or as much as 1,920 PSI for a person in spike heels