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From the results of a sieve analysis determine the following:

1. % Gravel =

2. % Sand =

3. % Fines =

4. Plot a grain–size distribution curve (on the paper graph provided) and find
the

D10 =

D30 =

D60 =

5. Calculate the uniformity coefficient, Cu ,

6. Calculate the coefficient of gradation, Cc

7. Unified Classification of Soil : ……………………………………….

36 | Soil Engineering Practical Workbook