Table 2.

Hydraulic properties of various soils.

Soil	n1 (-)	α2 (m−1)	ks (m/s)
sand	4–8.5	1–5	10−2–10−5
silt	2–4	0.1–1	10−6–10−9
clay	1.1–2.5	0.01–0.1	10−9–10−13