Typeof material

Sharma et al.

Davidovici

Saturated clay

0.40 - 0.5

0.5

Nonsaturated clay

0.10 - 0.3

-

Medium clay

-

0.40 - 0.45

Sandy clay

0.20 - 0.30

0.35 - 0.4

Silt

0.30 - 0.35

-

Sand, gravelly sand

0.30 - 0.40

0.25 - 0.30

Silty sand, clayey sand

-

0.30 - 0.35

Rock

0.10 - 0.40

-

Concrete

0.15

-