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The given data shows a sieve analysis of a soil sample. Classify the soil using AASHTO Method. Tables are provided below. Sieve No. Diameter (mm) Percent Passing No. 4 4.760 80 No. 8 2.380 71 No. 10 2.000 69 No. 20 0.840 63 No. 40 0.420 57 No. 60 0.250 43 No. 100 0.150 40 No. 200 0.075 39 Characteristics of No. 40 Fraction LL 36 PL 21   A. A-6(1)   B. A-4(1)   C. None of these.   D. A-6(2)   E. A-4(2)

The given data shows a sieve analysis of a soil sample. Classify the soil using AASHTO Method. Tables are provided below. Sieve No. Diameter (mm) Percent Passing No. 4 4.760 80 No. 8 2.380 71 No. 10 2.000 69 No. 20 0.840 63 No. 40 0.420 57 No. 60 0.250 43 No. 100 0.150 40 No. 200 0.075 39 Characteristics of No. 40 Fraction LL 36 PL 21   A. A-6(1)   B. A-4(1)   C. None of these.   D. A-6(2)   E. A-4(2)

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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Question

The given data shows a sieve analysis of a soil sample. Classify the soil using AASHTO Method. Tables are provided below.

Sieve No. Diameter (mm) Percent Passing
No. 4 4.760 80
No. 8 2.380 71
No. 10 2.000 69
No. 20 0.840 63
No. 40 0.420 57
No. 60 0.250 43
No. 100 0.150 40
No. 200 0.075 39
Characteristics of No. 40 Fraction
LL 36
PL 21

 

A.

A-6(1)
  B.

A-4(1)
  C.

None of these.
  D.

A-6(2)
  E.

A-4(2)
General classification Granular materials (35% or less of total sample passing No. 200) A-1 A-2 Group classification A-1-a A-1-b A-3 A-2-4 А-2-5 А-2-6 А-2-7 Sieve analysis (percent passing) No. 10 50 max. No. 40 30 max. 15 max. 50 max. 25 max. 51 min. No. 200 10 max. 35 max. 35 35 max. 35 max. max. Characteristics of fraction passing No. 40 Liquid limit Plasticity index 40 max. 10 max. 41 min. 40 max. 41 min. 6 max. NP 10 max. 11 min. 11 min. Usual types of significant constituent Stone fragments, gravel, and sand Fine Silty or clayey gravel and sand sand materials General subgrade rating Excellent to good
Transcribed Image Text:General classification Granular materials (35% or less of total sample passing No. 200) A-1 A-2 Group classification A-1-a A-1-b A-3 A-2-4 А-2-5 А-2-6 А-2-7 Sieve analysis (percent passing) No. 10 50 max. No. 40 30 max. 15 max. 50 max. 25 max. 51 min. No. 200 10 max. 35 max. 35 35 max. 35 max. max. Characteristics of fraction passing No. 40 Liquid limit Plasticity index 40 max. 10 max. 41 min. 40 max. 41 min. 6 max. NP 10 max. 11 min. 11 min. Usual types of significant constituent Stone fragments, gravel, and sand Fine Silty or clayey gravel and sand sand materials General subgrade rating Excellent to good
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