Engineering, 20.02.2020 18:32 Nov25

During Atterberg limit tests in the soil mechanics laboratory, the students obtained the following results from a clayey soil. Liquid limit tests: Number of blows, N Moisture content (%) 14 38.4 16 36.5 20 33.1 28 27.0 Plastic limit tests: Students conducted two trials and found that PL 5 17.2% for the first trial and PL 5 17.8% for the second trial. (a) Draw the flow curve and obtain the liquid limit. (b) What is the plasticity index of the soil? Use an average value of PL from the two plastic limit trails.

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During Atterberg limit tests in the soil mechanics laboratory, the students obtained the following r...