foundation of a building on a clay layer 50m deep, Cu=87kPa
unit weight 20KN/m^3 are to be bored piles.Density 23KN/m^3 and E=20 000MPa.they are 1m in diameter and embedded to a depth of 16m. Each pile subjected to vertical load of 1000KN.
With that info
I have worked out ultimate undrained...