RCC Structures Design
If p1 is the vertical intensity of pressure at a depth h on a block of earth weighing w per unit volume and the angle of repose φ, the lateral intensity of pressure p2 is

wh (1 - cos φ)/(1 + sin φ)
w (1 - cos φ)/h (1 + sin φ)
wh (1 - sin φ)/(1 + sin φ)
wh (1 - tan φ)/(1 + tan φ)

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RCC Structures Design
The self-weight of the footing, is

Not considered for calculating the upward pressure on footing
Not considered for calculating the area of the footing
Both (b) and (c)
Also considered for calculating the upward pressure on footing

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