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Extracted text: Mechanical analysis on four different samples designated as A, B, Cand D were carried out in a soil laboratory. 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 novations %3D Classify the soils per the Unified Soil Classification System. Samples A B C D ASTM Sieve Percentage finer than Designation 63.0 mm 100 93 20.0 mm 64 76 6.3 39 100 65 2.0 mm 24 98 59 600 u 12 90 54 212 u 5 9 47 100 63 u 20 u 2 34 95 23 69 46 31 7 4. 100 80 60 40 B. 20 Sand Coarse to medium Clay Silt Cobbles > 76.2 mm) Fine Gravel 0,001 0.01 0,075 0.1 10 100 Particle size (mm) Percentage finer