1. Sieve analysis data for two inorganic soils are provided in Table 1. Soil 1 has LL = 60 and PL = 36. Soil 2 has LL = 23 and PL =15. To plot the particle size distribution curves for Soils 1 and 2 using the attached sheet. Determine the effective grain size, D10 for Soil 2. Determine the USCS designation for each soil. List step by step how you make your choices. Table 1. Sieve Analysis Data. Mesh Sieve No. 4 10 20 40 60 100 200 Soil 1 % finer opening (mm) 4.750 2.000 0.850 98 0.425 93 0.250 88 0.150 83 0.075 77 100 100 Soil 2 % finer 100 90 64 38 29 21 11 % Finer 120 100 80 60 40 20 0 10 Particle Size Distribution 1 0.1 Particle size (mm) 0.01
1. Sieve analysis data for two inorganic soils are provided in Table 1. Soil 1 has LL = 60 and PL = 36. Soil 2 has LL = 23 and PL =15. To plot the particle size distribution curves for Soils 1 and 2 using the attached sheet. Determine the effective grain size, D10 for Soil 2. Determine the USCS designation for each soil. List step by step how you make your choices. Table 1. Sieve Analysis Data. Mesh Sieve No. 4 10 20 40 60 100 200 Soil 1 % finer opening (mm) 4.750 2.000 0.850 98 0.425 93 0.250 88 0.150 83 0.075 77 100 100 Soil 2 % finer 100 90 64 38 29 21 11 % Finer 120 100 80 60 40 20 0 10 Particle Size Distribution 1 0.1 Particle size (mm) 0.01
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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1. Sieve analysis data for two inorganic soils are provided in Table 1. Soil 1 has LL =
60 and PL = 36. Soil 2 has LL = 23 and PL =15. To plot the particle size distribution
curves for Soils 1 and 2 using the attached sheet. Determine the effective grain size,
D10 for Soil 2. Determine the
USCS designation for each soil.
List step by step how you make
your choices.
Table 1. Sieve Analysis Data.
Mesh
Sieve
No.
4
10
20
40
60
100
200
opening
(mm)
4.750
2.000
0.850
0.425
0.250
0.150
0.075
Soil 1
% finer
100
100
98
93
88
83
77
Soil 2
% finer
100
90
64
38
29
21
11
% Finer
120
100
80
60
40
20
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1
11
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