L Moving to the next question prevents changes to this answer. Question 4 = A stockpile of soil (of unit weight 15 kN/m³) is to be stored on a level site. The length of the stockpile is to be consid below. Calculate the increase in vertical stress (in kPa) due to the loading created by the stockpile at point A, which is Note: For your answer, provide only the magnitude accurate to four significant figures. Do not include any units. 1.pdf A stockpile of soil of infinite length SAND A Point A O B H N