Classify soils A, B, C, and D based on the USCS (ASTM D2487 - 17) indicating the symbol and soil description. Additionally, classify the soils according to the AASHTO Soil Classification System indicating the name of the soil group as well as the GI. Sieve Opening (mm) Percent Passing (%) Soil B Sieve Number Soil A Soil C Soil D No. 4 4.750 78 78 75 88 88 No. 10 2.000 75 75 75 No. 18 1.000 60 60 60 60 No. 30 0.600 45 45 45 45 No. 40 0.425 30 30 30 30 No. 60 0.250 22 22 22 22 No. 100 0.150 15 15 15 15 No. 140 0.105 10 10 10 14 No. 200 0.075 8. 8 4 13 LL 60 60 20 20 PL 25 35 14 14

2. The result of sieve analysis of three soils is given. It is required to classify these soils according to the AASHTO Classification System. Sieve No. 4 8 10 20 40 60 100 200 LL PL Diam. (mm) 4.760 2.380 2.000 0.840 0.420 0.250 0.149 0.074 SIEVE ANALYSIS Soil A 90 64 55 33 24 17 9 5 Percent Passing Soil B 100 90 77 59 50 42 36 33 46 29 Soil C 100 100 78 91 85 79 70 63 47 24 a. What is the classification of Soil A? b. What is the classification of Soil B? c. What is the classification of Soil C?

Classify the following soils by using the USDA's textural classification chart Particle - size distribution (%) Clay 60 Soil Gravel Sand Silt A 8 32 B 24 30 30 16

Provide USCS classification for the soil shown on the GSC below. Your answer must contain the required information in the table provided below. Find  % gravel = %sand = %fines = D60 = D30= D10= Cu = Cc= Whats is the USCS Symbol = ?