US. Sieve No. Mass of Soil Retained on each Sieve g 4 10 185 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 size. U.S. Sieve No. Percent finer (%) 10 20 40 60 100 200 pan 100 90 80 70 60 50 40 30 20 10 0.os Grain size (mm) –log scale b. From the graph, , determine the uniformity coefficient Cu c.Calculate the coefficient of gradation, Cc, Percent passing

US. Sieve No. Mass of Soil Retained on each Sieve g 4 10 185 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 size. U.S. Sieve No. Percent finer (%) 10 20 40 60 100 200 pan 100 90 80 70 60 50 40 30 20 10 0.os Grain size (mm) –log scale b. From the graph, , determine the uniformity coefficient Cu c.Calculate the coefficient of gradation, Cc, Percent passing

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 2.1CTP: Three groups of students from the Geotechnical Engineering class collected soil-aggregate samples...

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mpt=541762&cmid%3D103601 Marks 25 Question 1 A sample of AL Batina soil tested in the laboratory. The gradation analysis results are as shown in table Q1. The Atterberg limit tests indicate that the liquid limit is LL = 30% and the plastic limit is PL=27%. Table Q1 Sieve No.# Sieve size (mm) Finer (%) 4 4.75 90 8. 2.36 84 16 1.3 60 30 0.6 30 50 0.2 10 200 0.075 8 i. Determine the uniformity coefficient Marks] ii. Determine curvature coefficient [5 [5 Marks] iii. Classify AL Batina soil according to Unified Soil Classification System (USCS). [10 Marks] iv. Determine the group symbol and group name Marks) [5
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 are the results of a sieve analysis: Sieve size Weight Retained 9.5mm 0 4.75mm 86g 2.36mm 379g 1.18mm 595g Pan 440g a. Determine the percent finer than each sieve and plot a grain-size distribution curve. b. Determine D10, D30 and D60 from the grain-size distribution curve. c. Calculate the uniformity coefficient (Cu) and the coefficient of gradation (Cc). Note - Please dont answer using chegg answers
7. Find the grain-size (gradation) distribution of the following: a. Original dry mass of sample 600 g b. The sample was then washed and graded. The weigh retained in each sieve is provided below. i. Retained in No. 16 (1.18 mm) ii. Retained in No. 100 (150 μm) iii. Retained in No. 200 (75 μm) iv. Retained in Pan 305.3 g 127.9g 76.4g 3.8g c. How would you classify this aggregate? Please select one from the list below and justify your answer a.- Open graded b.- Well graded c.- Gap graded
3. Using the following data, determine the percentage retained, cumulative percentage retained, and percentage passing for each sieve. Plot the gradation curve. Determine the effective size and uniformity coefficient if appropriate. Determine the fineness modulus and check ASTM C33 gradation requirements. Weight Retained (g) Sieve Size No. 4 59.5 No. 8 86.5 No. 16 138.0 No. 30 127.8 No. 50 97.0 No. 100 66.8 Pan 6.3
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
B. Solve the following problems. Write your answer in a long bond paper. Avoid Erasures. 1. The results of the sieve analysis are shown below: a) What is the percentage of the soil retained in No. 200 sieve? b) What is the effective grain size of the soil in mm? c) Determine the uniformity coefficient. Sieve No. 8 Diameter (mm) 4.76 2.38 Mass retained (g) 25 80
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.
U.S. Sieve No. Percent finer than 20 100 80 96 170 85 200 80 Hydrometer 0.04 mm 0.02 mm 59 39 0.01 mm 26 0.005 mm 0.0015 mm 15 8.
A sample of soil was tested in the laboratory, and the test results were listed as shown in the table. The liquid limit of the soil was found to be 30.0% and the plastic limit was found to be 12.0%. U.S. Sieve Size 1 in. 3/4 in. 3/8 in. No. 4 No. 10 No. 40 No. 200 Percent Passing 100 100 100 76.5 60.0 39.7 15.2 Required: Classify the soil by the USCS system.
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)
Problem The following are the results of a sieve analysis: a. Determine the percent finer than each sieve and plot a grain- size distribution curve. b. Determine D10, D30, and D60 from the grain-size distribution curve. c. Calculate the uniformity coefficient, C. the coefficient of gradation, Co. U.S. sieve no. 4 10 20 40 60 80 100 200 Pan Mass of soil retained (g) 0 44 56 82 51 106 92 85 35