Question: For the flownet shown below H 1 = 4 0 f t and H 2 = 7 f t and the soil is a sand

For the flownet shown below H1=40ft and H2=7ft and the soil is a sand with the gradation given below. (40 points)
a. Use Sherard's equation and estimate the permeability of the soil.
b. If the dam is 75 ft into the page, estimate the flow beneath the dam per day.
c. Estimate the uplift pressure at point D.
d. Calculate the safety factor against a quick condition at the toe.
There are NO Partial Drops
For the flownet shown below H 1 = 4 0 f t and H 2

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