Jon had a flat tire on his car. he used a hydraulic jack to lift the car up so that he could change the tire. ii
jon knows the amount of force used to lift the car 0.25 meter off of the ground, what is he able to
calculate?

Use the profile illustrated for problem (1). assume that the layer of silty sand fill (sm) is placed over the entire site. estimate the thickness of the fill (h - in feet) that will cause the effective vertical stress at the center of the clay layer to increase by 517.5 pounds per square foot.