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2.2 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 a. Determine the percent finer than each sieve and plot a grain-size distribu- tion curve. b. Determine D₁0, D30, and D60 from the grain-size distribution curve. c. Calculate the uniformity coefficient, C₁- d. Calculate the coefficient of gradation, C.

2.2 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 a. Determine the percent finer than each sieve and plot a grain-size distribu- tion curve. b. Determine D₁0, D30, and D60 from the grain-size distribution curve. c. Calculate the uniformity coefficient, C₁- d. Calculate the coefficient of gradation, C.

Structural Analysis
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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2.2 and 2.6 please

2.2 U.S. sieve no. 4 10 20 40 60 80 100 200 Pan 2.6 Mass of soil retained (g) a. Determine the percent finer than each sieve and plot a grain-size distribu- tion curve. Analysis Sieve 0 44 56 82 51 106 92 b. Determine D10, D30, and D60 from the grain-size distribution curve. c. Calculate the uniformity coefficient, Cu- d. Calculate the coefficient of gradation, C. Hydrometer 85 35 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 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.
Transcribed Image Text:2.2 U.S. sieve no. 4 10 20 40 60 80 100 200 Pan 2.6 Mass of soil retained (g) a. Determine the percent finer than each sieve and plot a grain-size distribu- tion curve. Analysis Sieve 0 44 56 82 51 106 92 b. Determine D10, D30, and D60 from the grain-size distribution curve. c. Calculate the uniformity coefficient, Cu- d. Calculate the coefficient of gradation, C. Hydrometer 85 35 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 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.
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