GEOTECHNICAL GUIDELINES FOR DID WORKS

1. Introduction. 2. Determination of the type of Geotechnical analysis and parameters required. 2.1 Scope of work in D.I.D. 2.2 Parameters for design. 2.3 Total stress Vs effective stress strength parameters. 3. Planning of Geotechnical investigation program to obtain design parameters. 3.1 Objectives of a site investigation. 3.2 Cost and supervision. 3.3 Number and layout of borings. 3.4 Depth of borings. 3.5 Selection of laboratory and In-Situ test. 3.6 Requesting a soil investigation.4. Guidelines to interest soil investigation results. 4.1 Soil profile. 4.2 Plots of soil parameters. 4.3 Interpretation of soil parameters. 5. Design analysis. 5.1 Bearing capacity. 5.2 Settlement. 5.3 Slope stability. 5.4 Seepage. 5.5 Retaining walls and sheet piles. 5.6 Soils and geotextiles filters.

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