1. Classify the following soils by using the USDA's textural classification chart. Soil Particle-size Distribution (%) A B C D E Gravel 0 0 10 124 20 15 Sand 25 5 20 40 32 Silt 65 7 35 22 25 Clay 10 88 30 18 28
1. Classify the following soils by using the USDA's textural classification chart. Soil Particle-size Distribution (%) A B C D E Gravel 0 0 10 124 20 15 Sand 25 5 20 40 32 Silt 65 7 35 22 25 Clay 10 88 30 18 28
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:1. Classify the following soils by using the USDA's textural classification chart.
Soil
Particle-size Distribution (%)
A
B
C
D
E
Soil
A
B
C
DE
2. Classify the foloowing soils according to the AASHTO classification system and give the group
indices.
Liquid Limit
A
B
C
D
E
Gravel
0
0
10
20
15
No. 10
92
90
100
72
100
No. 4
100
88
72
89
71
Sieve Analysis, % Finer
No. 40
Sand
25
5
20
40
32
% Finer
81
70
92
61
85
No. 200
64
26
34
65
11
No. 200
52
34
78
33
71
Liquid
Limit
28
38
29
44
32
Silt
65
7
35
22
25
Plastic
Limit
10
20
14
23
16
29
37
61
35
55
3. Classify the following soils by using Unified Soil Classification System. Give the group symbols and
the group names.
Soil
Uniformity
Coefficient
----
----
Clay
10
88
30
18
28
----
4.8
Plasstic Limit
16
3222
30
26
21
Coefficient
of Gradation
----
----
----
----
2.9
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Answer no.2 question but plss adjust Correction in soil c in prob1 its 35% clay
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