Classify the soil sample using the U.S. Department of Agriculture textural classification chart. Sand =60 Silt = 35 Clay = 70. Classify the soil sample using the U.S. Department of Agriculture textural classification chart. Sand =60 Silt = 35 Clay = 70.1001090208073070 7Clay4060 7R50SiltyclaySandyclay6040Silty clayJoamClay loam Soi7030Sandy clayInam20LeamSilty Joain9010LoamySandy JoamSandsandSilt100100907060sa 4020Percentage of sandSelect one:a. Loamy sandb. Silty clayc. none of the choicesd. Sandy loame. Clay loamPercentage of sitPercentsge of clay

Draw the line from sand at 60% Draw the line from clay at 70% Draw the line from silt at 35% Find…

Classify the soil sample using the U.S. Department of Agriculture textural classification chart. Sand =60 Silt = 35 Clay = 70. 100 10 90 20 807 30 70 Clay 40 60 7 Silty clay Sandy clay 60 40 Silty clay Joam Clay loam Soi 70 30 Sandy clay Ioam 20 Leam Silty Joain 90 10 Loamy Sand Sandy Joam Silt 100 sand 100 90 70 60 s0 40 20 10 Percentage of sand Select one: a. Loamy sand b. Silty clay c. none of the choices d. Sandy loam e. Clay loam Perventage of sit Percents ge of clay

Classify the soil sample using the U.S. Department of Agriculture textural classification chart. Sand =60 Silt = 35 Clay = 70. 100 10 90 20 807 30 70 Clay 40 60 7 Silty clay Sandy clay 60 40 Silty clay Joam Clay loam Soi 70 30 Sandy clay Ioam 20 Leam Silty Joain 90 10 Loamy Sand Sandy Joam Silt 100 sand 100 90 70 60 s0 40 20 10 Percentage of sand Select one: a. Loamy sand b. Silty clay c. none of the choices d. Sandy loam e. Clay loam Perventage of sit Percents ge of clay

Principles of Geotechnical Engineering (MindTap Course List)

9th Edition

ISBN:9781305970939

Author:Braja M. Das, Khaled Sobhan

Publisher:Braja M. Das, Khaled Sobhan

Chapter5: Classification Of Soil

Section: Chapter Questions

Problem 5.10P

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Classify the following soil by the Unified Soil Classification System. Percent passing No. 4 sieve = 82Percent passing No. 10 sieve = 71Percent passing No. 40 sieve = 64Percent passing No. 200 sieve = 41Liquid limit = 31Plasticity index = 12
Problem 2. The sieve analysis of ten soils and the liquid and plastic limits of the fraction pass- ing through the No. 40 sieve are given below. Classify the soils using the AASHTO classification system and give the group indexes. Soll No. 567699AWN. 4 8 10 No. 10 98 100 100 85 92 48 87 90 100 92 Sleve analysis (percent finer) No. 40 80 92 88 55 75 28 62 76 78 74 No. 200 50 80 65 45 62 6 30 34 8 32 Liquid limit 38 56 37 28 43 32 37 44 Plastic limit 29 23 22 20 28 NP 24 25 NP 35
Classify the following soils by the Unified soil classification system. Give the group na soil Soil 1 2 Sieve analysis (percentage finer) Liquid Plastic No. 4 No. 200 limit limit 98 28.5 33.2 22.6 95 10 30 22 D10 D30 8 D60 0.085 0.12 0.135 Q1)
Classify each soil according to ASSHTO classification system. Description Percent finer than No.10 Sieve SOIL A SOIL B SOIL C 83 100 48 Percent finer than No.40 Sieve 48 92 28 Percent finer than No.200 Sieve 20 86 6. Liquid Limit Plasticity Index N/A Non plastic 20 70 5 32
Classify the following soils by the AASHTO classification system. Description Percent finer than No. 10 sieve Percent finer than No. 40 sieve Percent finer than No. 200 sieve Soil A Soil B Soil C 100 92 94 82 38 81 85 51 52 Liquid limit Plastic Limit 42 29 43 23 16 34 Table 3.1: Classification of Highway Subgrade Materials General class fication Granular materials (35% or less of total sample passing No. 200) A-2 A-1 Group classification Sieve analysis (percentage passing) No. 10 No. 40 No. 200 Characteristics of fraction passing No. 40 Liquid limit Plasticity index Usual types of significant constituent materials A-1-a A-1-b A-3 A-2-4 A-2-5 A-2-6 A-2-7 50 max. 30 max. 50 max. 51 min. 15 max. 25 max. 10 max. 35 max. 35 max. 35 max. 35 max. 40 max. 41 min. 40 max. 41 min. 10 max. 10 max. 11 min. 11 min. 6 max. NP Stone fragments, gravel, and sand Fine sand Sity or clayey gravel and sand General subgrade rating Excellent to good What is the classification of Soil A? O A-5(3) A-7-5(3) O…
Classify the following soil by the AASHTO classification system. Percent passing No. 4 sieve = 92Percent passing No. 10 sieve = 87Percent passing No. 40 sieve = 65Percent passing No. 200 sieve = 30Liquid limit = 22Plasticity index = 8
From the particle size distribution curve, about 61% of the oil is finer than 0.074 mm in diameter. The liquid limit and plastic limit of minus No 40 fraction of the soils are as follows: LL =26, PL= 20. Classify the soil using the USCS.a. CL-MLb. CL-MLc. SP-SCd. CH
Q5: Classify the soil with the data in table below using USCS to find the followings 1- group symbol and group name 2- If the natural water content of the soil was 32.6 determine the liquidity index Sieve No. Sieve size mm 3 4 6.35 4.75 % finer 60 P.L-29 and L.L-38 52 8 2.36 43 16 1.18 30 40 0.425 22 100 0.15 17 200 0.074 12 hydrometer 0.06 10 hydrometer 0.002 3
Question 14 Classify the following soils using the Unified soil classification system. Give the group symbol. No. 4 = 100 No. 200 = 77 LL = = 63 PL 25 %D A) CL В ML MH CH
4. 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 Soll A 85 80 68 62 52 48 38 25 42 33 Percent Passing Soil B 98 90 85 78 62 55 50 45 45 37 Soil C 100 95 88 75 60 52 40 34 38 18
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-ML
3.11 Classify the following soils by using the Unified soil classification system. Give the group symbols and the group names. Sleve analysls- Percent finer Liquld Ilmit Plasticity Index Soll No. 4 No. 200 C, C. 1 70 30 33 21 48 20 41 22 95 70 52 28 4 100 82 30 19 100 74 35 21 6. 87 26 18 38 69 88 78 38 8. 99 57 54 26 9. 71 11 32 16 4.8 2.9 10 100 2 NP 7.2 2.2 11 89 65 44 21 12 90 39 31 3.9 2.1 Ans.: 1. SC (clayey sand with gravel), 2. GC (Clayey Gravel with sand), 3. CH (sandy fat clay), 4. CL (Lean clay with sand), 5. CL (Lean clay with sand), 6. SC (CIlayey sand), 7. CH (sandy fat clay), 8. CH (sandy fat clay), 9. SP-SC (Poorly Graded sand with gravel and sand), 10. sW (Well-graded sand), 11.CL (Sandy lean clay), 12. SP-SC (Poorly Graded sand with gravel and sand) 3.12 For an inorganic soil, the following grain-size analysis is given. U.S. Percent Sleve No. passing . 4 100 10 90 20 64 40 38 80 18 200 13 For this soil, LL = 23 and PL = 19. Classify the soil by using (a) AASHTO soil…