Soil type

Description

Allowable bearing capacity (Kg/cm2)

Notes

Gravel or mixtures of gravel and sand

High compacted

5 - 7

Foundation wide must be not less than 1 m

Medium compacted

4 - 6

Loose

2 - 4

Coarse to medium sand or mixture of sand with little gravel

Very dense

3 - 5

Medium to Dense

1.5 - 3

Loose

1 - 2

Fine to medium sand or clayey or silty sand

Very dense

2 - 4

Medium to Dense

1.5 - 2.5

Loose

1 - 1.5