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 PassingNo. 44.76073No. 82.38055No. 102.00049No. 200.84048No. 400.42045No. 600.25036No. 1000.15029No. 2000.07524Characteristics of No. 40 FractionLL--PL-- A.A-2-4(0) B.A-3(0) C.A-2-5(0) D.A-1-a(0) E.A-1-b(0) General classificationGranular materials (35% or less of total sample passing No. 200)A-1A-2Group classificationA-1-aA-1-bA-3A-2-4А-2-5А-2-6А-2-7Sieve analysis(percent passing)No. 1050 max.No. 4030 max.15 max.50 max.25 max.51 min.No. 20010 max.35 max.3535 max.35 max.max.Characteristics offraction passingNo. 40Liquid limitPlasticity index40 max.10 max.41 min.40 max.41 min.6 max.NP10 max.11 min.11 min.Usual types ofsignificantconstituentStone fragments,gravel, and sandFineSilty or clayey gravel and sandsandmaterialsGeneral subgraderatingExcellent to good

iLook at % passing through No 200 sieve =24%<35%so granular material A-1 or A-2

Answered: he given data shows a sieve analysis of…

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

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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	73
No. 8	2.380	55
No. 10	2.000	49
No. 20	0.840	48
No. 40	0.420	45
No. 60	0.250	36
No. 100	0.150	29
No. 200	0.075	24
Characteristics of No. 40 Fraction
LL	--
PL	--

A-2-4(0)

A-3(0)

A-2-5(0)

A-1-a(0)

A-1-b(0)

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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