Plasticity, Liquidity and Consistency Indexes

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written 6.4 years ago by

teamques10 ★ 70k

1. Plasticity Index:-

Plasticity Index (PI, OR $I_p$) is equal to difference between the liquid ($W_l$) nad plastic limiy ($W_p$)

Thus, $I_p=W_l-W_p$

Note:- When either $W_l$ or $W_p$ cannot be determined, then soil is non plastic (NP)

When $P.L.\gt L.L. \rightarrow$ Plasticity index is reported as a zero (or non …

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