Secant piling and contiguous piling are both methods used to form retaining walls for shafts, basements, and deep excavations, but they differ in the spacing and overlap of the piles. In a contiguous ...

Contiguous Piling- Retaining structure built using discrete concrete piles arranged in line. We came across a problem at site while excavating a 9 mt deep pit for foundation of INBA(slag granulation ...