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Extracted text: Q.2.04 Mechanical analysis on four different samples designated as A, B, Cand D were carried out in a soil iaboratory. The results of tests are given below. Hydrometer analysis was carried out on sample D. The soil is non-plastic. Sample D: liquid limit = 42, plastic limit = 24, plasticity index = 18 Classify the soils per the Unified Soil Classification System. Samples ASTM Sieve Percentage finer than Designation 63.0 mm 100 93 20.0 mm 64 76 6.3 39 00 65 2.0 mm 24 98 59 600 u 212 u 12 90 54 9 47 100 63 u 2 34 95 20 u 23 69 46 4 31 100 80 60 40 20 ol Clay Sand Coarse to medium Silt Cobhles (>76.2 mm) Fine Gravel 0.001 0.01 0.075 0.1 10 100 Particle size (mm) Percentage finer