The characteristics of red soil have a great impact on strength, imperviousness, and anti-pest control. It is dark red in color and feels soft, dry, and crumbly to the touch. This Red soil is used for filling purpose.
Gravelly soil contains a high proportion of small stones, while gravel can be light soil, composed mainly of sand, or contain clay. They have water-holding properties as well.
Sandy soils are often known as light soils due to their high proportion of sand and little clay. These soils have quick water drainage and are easy to work with.