The D575A has a ground contact area of 101.55 square feet ( 9.434 m ) .
The D575A exerts an average ground pressure of 23 pounds per square inch ( 160 kPa ) .
The D575A has a ground contact area of 101.55 square feet ( 9.434 m ) and exerts an average ground pressure of 23 pounds per square inch ( 160 kPa ) .