U.S Sieve No Opening Mass of soil retained (g) (mm) 4 10 20 40 60 100 200 Pan 4.75 2.00 0.85 0.425 0.250 0.150 0.075 28 42 48 128 221 86 40 24 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. d. Calculate the coefficient of gradation, Cc. e. Classify the soil by AASHTO and USCS system. (LL = 30, PL = 10)

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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U.S Sieve No Opening Mass of soil retained (g)
(mm)
4.75
4
10
20
40
60
100
200
Pan
2.00
0.85
0.425
0.250
0.150
0.075
28
42
48
128
221
86
40
24
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.
d. Calculate the coefficient of gradation, Cc.
e. Classify the soil by AASHTO and USCS system. (LL = 30, PL = 10)
Transcribed Image Text:U.S Sieve No Opening Mass of soil retained (g) (mm) 4.75 4 10 20 40 60 100 200 Pan 2.00 0.85 0.425 0.250 0.150 0.075 28 42 48 128 221 86 40 24 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. d. Calculate the coefficient of gradation, Cc. e. Classify the soil by AASHTO and USCS system. (LL = 30, PL = 10)
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