For a given soil, the following are known: Percentage passing 75 mm sieve = 100 Percentage passing No. 4 sieve = 84 Percentage passing No. 200 sieve = 10 Liquid limit = 30 % Plastic limit = 22 % %3D %3D D10 = 0.082 mm, D30 = 0.11 mm, D60 = 0.14 mm Classify this soil using the Unified Soil Classification System. Give group symbol and group name.
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- 7. Following details regarding the particle size distribution and other index properties pertinent to the classification of soil. Choose three soils and classify each soil according to USCS and AASHTO classification systems. When necessary, assume Cu = 4.48 and C = 1.22. Your solution may be presented in similar form as what was included in your module 4. Sieve Analysis (Percent Finer) Soil No Liquid Limit Plastic Limit No. 10 No. 40 No. 200 1 98 80 50 38 29 2 100 92 80 56 23 3 100 88 65 37 22 4 85 55 45 28 20 5 92 75 62 43 28 6 48 28 6 N.A. NP 7 87 62 30 32 24 8 90 76 34 37 25 9 100 78 8 N.A. NP 10 92 74 32 44 357. Following details regarding the particle size distribution and other index properties pertinent to the classification of soil. Choose three soils and classify each soil according to USCS and AASHTO classification systems. When necessary, assume Cu = 4.48 and Cc = 1.22. Your solution may be presented in similar form as what was included in your module 4. Sieve Analysis (Percent Finer) Soil No Liquid Limit Plastic Limit No. 10 No. 40 No. 200 98 80 50 38 29 2 100 92 80 56 23 100 88 65 37 22 4 85 55 45 28 20 92 75 62 43 28 6 48 28 N.A. NP 7 87 62 30 32 24 8 90 76 34 37 25 100 78 8 N.A. NP 10 92 74 32 44 35For an inorganic soil, the following grain-size analysis is given. Knowing that the liquid limit is 23, and Plastic limit is 19. AASHTO soil classification system. Give the group index. I Unified soil classification system. Give group symbol and group name (specific classification). U.S. sieve no. Percent passing 4 100 10 90 20 64 40 38 80 18 200 13
- Q2 (8 points) For a given soil, the following are known: Percentage passing 75 mm sieve = 100 Percentage passing No. 4 sieve = 84 Percentage passing No. 200 sieve = 10 Liquid limit = 30 % Plastic limit = 22 % D10 = 0.082 mm, D30 = 0.11 mm, D60 = 0.14 mm Classify this soil using the Unified Soil Classification System. Give group symbol and group name.22. For a soil specimen, the following are given: % passing Sieve No. 4 = 92% % passing Sieve No. 10 = 81% % passing Sieve No. 40 = 78% % passing Sieve No. 200 = 65% LL = 48% PI = 32% a. Classify the soil by the AASHTO system. b. Classify the soil by the USCS.Question: For a given soil, the following are known: Percentage passing No. 4 sieve = 100 Percentage passing No. 200 sieve =61 Liquid limit = 26 Plastic Index =6 Classify the soil using the Unified Soil Classification System. Give the group symbol and the group name.
- The results of the particle-size analysis of the soil are as follows: Percent passing No. 10 sieve = 100; Percent passing No. 40 sieve = 80; Percent passing No. 10 sieve = 58.The LL and PI of minus No. 40 fraction of the soil are 30 and 10 respectively. Classify the soil by USCS system a. CH b. SP-SC c. CL-ML d. CL-ML6- For an inorganic soil, the following grain-size analysis is given. U.S. Sieve No. Percent passing 4 100 06 64 10 20 40 38 80 200 18 13 For this soil, LL = 23 and PL = 19. Classify the soil by using a. AASHTO soil classification system b. Unified soil classification system Give group names and group symbols.For an inorganic soil, the following grain size analysis is given U.S sieve NO. 4 10 20 40 80 200 percent passing 100 90 64 38 18 13 For this soil , L.L = 23 and PL = 19 classify the soil according to: a- The AASHTO soil classification system. b- The unified soil classification system . Give group names and group symbols.
- Classify the soil according to the USCS 1. Percent passing No. 4 Sieve = 70 Percent passing No. 200 Sieve = 30 Liquid Limit = 33 Plasticity Index = 12 2. Percent passing No. 10 Sieve = 100 Percent passing No. 40 Sieve = 80 Percent passing No. 200 Sieve = 58 Liquid Limit = 30 Plasticity Index = 10 Classify the soil according to AASHTO Description SOIL A SOIL B SOIL C Percent finer than No. 10 Sieve 100 95 88 Percent finer than No. 40 Sieve 80 75 Percent finer than No. 200 Sieve 58 34 Liquid Limit 30 60 39 Plasticity Index 10 40 12Question 5 The results of the particle-size analysis of a soil are as follows: Percent passing the No. 10 sieve = 100 %3D Percent passing the No. 40 sieve = 80 • Percent passing the No. 200 sieve = 38 The liquid limit and plasticity index of the minus No. 40 fraction of the soil are 40 and 15, respectively. Compute the group index. A) 1.75 1.0 2.5 2.04. Classify the following soil by the Unified Soil Classification System: Percent passing No.4 sieve = 82 Percent passing No.10 sieve = 71 Percent passing No.40 sieve = 64 Percent passing No. 200 sieve = 41 Plasticity index = 12 Liquid limit = 31