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Q3. The data from a standard Proctor test are shown in the table belovw (a) Determine the maximum dry unit weight and the optimum water content. (b) Plot the zero air voids line. (c) Determine the degree of saturation at the maximum dry unit weight. Diameter of mould 101.4 mm Height of mould 116.7 mm Mass of mould 4196.50 grams Specific gravity, Gs 2.69 Unit weight determination Water content determination Mass of can and wet soil Mass of can and dry soil Mass of can Mass of wet soil and mold (grams) grams) (grams) (grams) 5906 6013 6135 6156 6103 108.12 98.57 121.90 18.39 138.02 105.10 94.90 114.70 110.50 126.80 42.10 40.90 42.70 42.50 41.80

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