Question: A plastic limit (PL) test for a soil showed that moisture content was 19.2%. Data from a liquid limit (LL) test were as follows. a)

A plastic limit (PL) test for a soil showed that moisture content was 19.2%. Data from a liquid limit (LL) test were as follows.

Number of Blows (N) 14 19 27 Moisture Content (%) 42.0 40.8

a) Draw the flow curve and obtain the liquid limit.
b) Determine the plasticity index of the soil.

Number of Blows (N) 14 19 27 Moisture Content (%) 42.0 40.8 39.1

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