39. The following table shows a data set from a sieve analysis. (a) Complete the rest of the table. (b) Plot the grain size distribution curve. (c) Determine D10, D3O, D50, and D6o. (4) Compute Cu and Cc. (e) Report the percentage gravel, sand, silt, and clay according to AASHTO. () Classify the soil according to AASHTO.

39. The following table shows a data set from a sieve analysis. (a) Complete the rest of the table. (b) Plot the grain size distribution curve. (c) Determine D10, D3O, D50, and D6o. (4) Compute Cu and Cc. (e) Report the percentage gravel, sand, silt, and clay according to AASHTO. () Classify the soil according to AASHTO.

Principles of Geotechnical Engineering (MindTap Course List)

9th Edition

ISBN:9781305970939

Author:Braja M. Das, Khaled Sobhan

Publisher:Braja M. Das, Khaled Sobhan

Chapter2: Origin Of Soil And Grain Size

Section: Chapter Questions

Problem 2.12P: Repeat Problem 2.11 with the following data. 2.11 The grain-size characteristics of a soil are given...

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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% Classify the soil by the AASHTO system. O A-2-7 (15) O A-7-6 (18) O A-7-6 (32) O A-2-5 (6)
Do the following: a) Calculate the percent retained and percent passing each sieve, and graph the results on a semi-log graph (you may use the attached chart, or graph in Excel and include with your submission). Then, characterize the gradation of the material. b) Calculate the values of D10, D30, D60, Cu, and Cc c) If the LL is 48 and the PL is 26, determine the USCS classification of the soil, and state its suitability for the purpose stated in the scenario.
The following table shows a data set from a sieve analysis. (a) Complete the rest of the table. (b) Plot the grain size distribution curve. (c) Determine D10, D30, D50, and D60. (d) Compute Cu and Cg. (e) Report the percentage gravel, sand, silt, and clay according to AASHTO. (f) Classify the soil according to AASHTO. US Sieve No Opening (mm) Weight Retained (gf) 4 4.75 135.9 10 2.0 97.5 20 0.85 108.0 40 0.425 67.8 60 0.25 41.4 100 0.15 15.0 140 0.106 0 200 0.075 0 Pan 0
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
The following table shows a data set from a sieve analysis.(a) Plot the grain size distribution curve.(b) Compute Cu and Cc.(c) Report the percentage gravel, sand, silt, and clay according to AASHTO.
Percent Passing (by weight) You are provided the mechanical sieve/hydrometer and Atterberg Limit test results for three soils, labeled as Soil #1, Soil #2, and Soil #3. The mechanical sieve results are shown in Figure 1, while Table 2 presents the Atterberg Limit test results. Classify the soils in accordance with the Unified Soil Classification System (USCS) and AASHTO. 100 90 80 60 50 40 30 20 10 0 0.0001 CLAY SIZE Soil #3 Soil #2 Soil #1 0.001 } Soil #1 #2 SILT SIZE #3 0.01 0.1 Grain Size (mm) Figure 1. Mechanical Sieve and Hydrometer Results for Problem #2. 0.075 mm Table 2. Atterberg Limits (ASTM D4318) for Problem #2. LL 68 39 SAND SIZE ΝΑ 1 PL 19 31 ΝΑ GRAVEL 10
2. The following are the results of a sieve analysis. U.S. Mass of soil sieve no. retained (g) 4 10 18.5 20 53,2 40 90.5 60 81.8 100 92.2 200 58.5 Pan 26.5 a. Determine the percent finer than each sieve and plot a grain-size distri- bution curve. b. Determine Du, Dy, and D, for each soil. c. Calculate the uniformity coefficient C. d. Calculate the coefficient of gradation C.
Q3 The results of a particle size analysis of a soil are given in the following Table. No Atterberg limit tests were conducted. Sieve No. Percent finer No.40 No.100 | No.200 49.8 No.4 No.10 No.20 70.2 62.5 9.53 mm 100 89.8 28.6 4.1 a) Would you have conducted Atterberg limit tests on this soil? Justify your answer. b) Classify the soil according to USCS and AASHTO. c) Is this soil a good foundation material? Justify your answer
Complete the table below and determine the percentages of gravel, sand, silt, and clay based on MIT, AASHTO, USDA, and USCS. Use logarithmic interpolation if needed. SIEVE SIZE (mm) 0.25 0.149 0.074 0.052 0.02 0.01 0.004 0.001 Pan WEIGHT RETAINED 18.96 33.18 45.03 54.51 42.66 11.85 4.74 4.74 21.33 CUMULATIVE WEIGHT RETAINED PERCENT PASSING
The table below shows the laboratory results of the sieve analysis of a sample. The soil has a liquid limit of 35% and plasticity limit of 9%. Determine the following: a) Plot the grain size curve. b) Classify the soil according to SIZE (mm) WEIGHT RETAINED (gms.) 0.25 18.96 USCS 0.149 33.18 c) Classify the soil according to 0.074 45.03 AASHTO 0.052 54.51 d) Classify the soil according to 0.02 42.66 USDA 0.01 11.85 0.004 4.74 0.001 4.74 PAN 21.33 Page 1 | 1 Q + -
The following data are the results of a sieve analysis. Detemine the percentage retained on sieve #200. Mass of soil Sieve no. Opening retained (mm) on each sieve 4 4.75 10 2 18.5 20 0.85 53.2 40 0.425 90.5 60 0.25 81.8 100 0.15 92.2 200 0.075 58.5 Pan 26.5 Select one: а. 94 b. 58 c. none of the choices d. 27 е. 38
The result of sieve analysis of three soils is given next. It is required to classify these soils according to the AASHTO Classification System. Use the attached AASHTO Classification of Highway Subgrade Materials Table. Sieve Analysis Sieve Diameter, Percent Passing Number mm. A В C 4 4.76 2.38 90 100 100 8 84 90 100 10 2 72 77 98 20 0.84 66 59 91 40 0.42 58 50 85 60 0.25 50 42 79 100 0.149 44 36 70 200 0.074 38 33 63 LL 42 46 47 PL 23 29 24 What is the classification of Soil A? What is the classification of Soil B? What is the classification of Soil C? EDI