2.7 The following are the results of a sieve and hydrometer analysis. Analysis Sieve Hydrometer Sieve number/ grain size 40 80 170 200 0.04 mm 0.02 mm 0.01 mm 0.005 mm 0.0015 mm Percent finer than 100 96 85 80 59 39 26 15 8 Cengage Learning 2014 a. Draw the grain-size distribution curve. b. Determine the percentages of gravel, sand, silt, and clay according to the MIT system. c. Repeat Part b according to the USDA system. d. Repeat Part b according to the AASHTO system.

2.7 The following are the results of a sieve and hydrometer analysis. Analysis Sieve Hydrometer Sieve number/ grain size 40 80 170 200 0.04 mm 0.02 mm 0.01 mm 0.005 mm 0.0015 mm Percent finer than 100 96 85 80 59 39 26 15 8 Cengage Learning 2014 a. Draw the grain-size distribution curve. b. Determine the percentages of gravel, sand, silt, and clay according to the MIT system. c. Repeat Part b according to the USDA system. d. Repeat Part b according to the AASHTO system.

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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5. The following information is obtained from a sieve analysis to determine the range of particle sizes in a granular soil sample. Sieve Size Sieve Opening (4.76) Percent Finer # 4 4.76 96 #10 2.00 80 #20 0.84 51 # 40 0.42 38 #60 0.25 25 #100 0.149 12 #200 0.074 Present the information as grain-size curve on semi-logarithmic coordinates of percent finer against particle size diameter. From the plot, determine the uniformity coefficient Cu.
5. The following information is obtained from a sieve analysis to determine the range of particle sizes in a granular soil sample. Sieve Size Sieve Opening (4.76) Percent Finer#4 4.76 96#10 2.00 80#20 0.84 51#40 0.42 38#60 0.25 25#100 0.149 12#200 0.074 5 Present the information as grain-size curve on semi-logarithmic coordinates of percent finer against particle size diameter. From the plot, determine the uniformity coefficient Cu.
a. determine the effective size D10 b. determine the coefficient of curvature A sample of dry coarse-grained material was taken through a layer of sieves and the following results were obtained. Make the necessary calculations and draw the particle distribution curve. Mass of soil Sieve No. Opening (mm) retained (g) 4 4.75 10 2.00 40 20 0.85 60 40 0.425 89 60 0.250 140 80 0.180 122 100 0.150 210 200 0.075 56 Pan 12
200 pan 44 22
5. The results of a particle size analysis of a soil are given in the following table. The Atterberg limit tests yielded LL=62, PL = 20. Sieve Opening (mm) Percent Coarser by Weight Sieve No. 4.75 5.1 10 2.00 10.0 20 0.85 0.425 40.7 40 70.2 84.8 90.5 60 0.25 100 0.15 200 Pan 0.075 100 a) Draw the gradation curve for this soil b) Determine the uniformity coefficient and the coefficient of curvature c) Classify the soil using USCS and ASSHTO d) Rate this soil as a subgrade for highway construction
5. The following information is obtained from a sieve analysis to determine the range of particle sizes in a granular soil sample. Sieve Size Sieve Opening (4.76) Percent Finer #4 4.76 96 #10 2.00 80 #20 0.84 51 #40 0.42 38 #60 0.25 25 #100 0.149 12 #200 0.074
The following are the results of a sieve and hydrometer analysis. Analysis Sieve number/grain size Percent finer Sieve 40 100 80 97 170 92 200 90 Hydrometer 0.04 mm 74 0.015 mm 42 0.008 mm 27 0.004 mm 17 0.002 mm 11 a. Draw the grain-size distribution curve. b. Determine the percentages of gravel, sand, silt and clay according to the MIT system. c. Repeat Part b according to the USDA system. d. Repeat Part b according to the AASHTO system.
From your Atterberg limits tests on the -40 portion of these samples, you have obtained the following data Percentage finer by weight 100% 80% 60% 40% 20% Soil Sample Identification 0% 0.001 H I J L FINES 0.010 H Liquid Limit 60 46 37 Plastic Limit 26 nonplastic #200 34 18 Fine SAND Medium Course 0.100 Particle size (mm) 1.000 #4 danastants GRAVEL Fine 10.000 Coarse 3" 100.000
The following are the results of a sieve analysis: a. Determine the percent finer than each sieve and plot a grain-size distributioncurve. b. Determine D10, D30, and D60from the grain-size distribution curve. c. Calculate the Cu and Cc Please kindly solve a, b and c... Help me urgent Thank you
The following are the results of a sieve and hydrometer analysis: Sieve number/ Percent finer than Analysis grain size Sieve 20 100 30 96 40 90 60 76 80 65 200 34 Hydrometer 0.05 mm 27 0.03 mm 19 0.015 mm 0.006 mm 7 0.004 mm 0.0015 mm 5 a. Draw the grain-size distribution curve. b. Determine the percentages of gravel, sand, silt, and clay according to the MIT system. c. Determine the percentages of gravel, sand, silt, and clay according to the USDA system. d. Determine the percentages of gravel, sand, silt, and clay according to the AASHTO system.
If the weight of sample of sand in sieve analysis test was 420 gm and the weight retained on sieve are shown in table below. Is the sand satisfying the specification? Calculate the fineness modulus of sand and what is the average size ? Sieve size 10 2.36 1.18 0.6 0.3 0.15 < 0.15 (mm) Weight 8.4 63 96.6 143 59 34 16 retained (gm) Sieve size Specification limits for cumulative passing (mm) Zone 1 Zone 2 Zone 3 Zone 4 9.5 100 100 100 100 4.75 100 - 90 100 - 90 100 - 90 100 -95 2.36 95 -60 100 - 75 100 - 85 100 - 95 1.18 70 - 30 90 - 55 100 - 75 100 - 90 0.6 34 15 59 - 35 79 - 60 100 - 80 0.3 20 - 5 30 - 8 40 - 12 50 - 15 0.15 10 - 0 10 - 0 10 - 0 15 - 0 < 0.15 ------ ------
The following are the results of a sieve analysis.a. Determine the percent finer than each sieve and plot a grain-size distributioncurve.b. Determine D10, D30, and D60 from the grain-size distribution curve.c. Calculate the uniformity coefficient, Cu.d. Calculate the coefficient of gradation, Cc.