## 5 Empirical Formula for Determination of the Coefficient of Permeability of Soil(K)

The coefficient of permeability of soil(K) can also be computed from several empirical formulae, which are given below:

1. Jaky’s Formula.

2. Allen Hazen’s Formula.

3. Terzaghi’s Formula.

4. Kozney’s Formula.

5. Louden’s Formula