Soil Mechanics and Foundation Engineering - Engineering

Q1:

The phreatic line in an earth dam may be

A circular

B elliptical

C parabolic

D a straight line

E all the above.

ANS:C - parabolic

*Phretic line in an earth dam is parabolic,

*Pressure On Phretic line is zero or atmospheric.

*Above line is negative and below is positive.