The excavation or h2o substitution strategy is beneficial for soils which have been far too unfastened to collect an intact core or clod, or for soils containing gravel. Both the intact clod and excavation techniques are described intimately by Cresswell and Hamilton (2002). In Situ Testing: Methods like cone penetration https://rock-music77665.blog2news.com/36614096/the-definitive-guide-to-soil-investigation-report-bangladesh