From the wash unexciting approach, we typically collect two kinds of samples at distinctive depths of a boring place. a) Disturbed Samples b) Undisturbed Samples. When the in-situ Qualities of soil samples get disturbed we look at them as disturbed soil samples. At this stage, further detailed testing takes area. https://zanderhrakv.actoblog.com/33980444/soil-testing-and-investigation-bd-fundamentals-explained