1.Determine the vertical stress of 4m below the centre of shallow foundation 3 x 3m carrying a uniform pressure of 275 kN/m3. Plot the variation of vertical stress with depth (up to 10m) below the centre of the foundation
2.A 600 feet equal - tangent sag vertical curve has the PVC at station 170+00 and elevation 1000 feet. The initial grade is -3.5 % and the final grade is +0.5%
3.For a horizontal curve, the tangent length is 400 feet and the curve length is 789.59 feet the station of the PT=106+89.58, what is the station of PI?