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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 4.760 100 No. 8 2.380 100 No. 10 2.000 95 No. 20 0.840 81 No. 40 0.420 74 No. 60 0.250 69 No. 100 0.150 55 No. 200 0.075 51 Characteristics of No. 40 Fraction LL 48 PL 40

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 4.760 100 No. 8 2.380 100 No. 10 2.000 95 No. 20 0.840 81 No. 40 0.420 74 No. 60 0.250 69 No. 100 0.150 55 No. 200 0.075 51 Characteristics of No. 40 Fraction LL 48 PL 40

Solid Waste Engineering
Solid Waste Engineering
3rd Edition
ISBN:9781305635203
Author:Worrell, William A.
Publisher:Worrell, William A.
Chapter8: Landfills
Section: Chapter Questions
Problem 8.9P
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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 4.760 100
No. 8 2.380 100
No. 10 2.000 95
No. 20 0.840 81
No. 40 0.420 74
No. 60 0.250 69
No. 100 0.150 55
No. 200 0.075 51
Characteristics of No. 40 Fraction
LL 48
PL 40
  A.

A-5(3)
  B.

A-7-5(4)
  C.

None of these.
  D.

A-5(4)
  E.

A-7-6(3)
General classification Silt-clay materials (more than 35% of total sample passing No. 200) A-7 A-7-5* Group classification A-4 A-5 A-6 A-7-6 Sieve analysis (percent passing) No. 10 No. 40 No. 200 36 min. 36 min. 36 min. 36 min. Characteristics of fraction passing No. 40 Liquid limit Plasticity index 40 max. 41 min. 40 max. 11 min. 41 min. 10 max. 10 max. 11 min. Usual types of significant constituent materials Silty soils Clayey soils General subgrade rating Fair to poor *For A-7-5, PI < LL – 30 *For A-7-6, PI > LL – 30
Transcribed Image Text:General classification Silt-clay materials (more than 35% of total sample passing No. 200) A-7 A-7-5* Group classification A-4 A-5 A-6 A-7-6 Sieve analysis (percent passing) No. 10 No. 40 No. 200 36 min. 36 min. 36 min. 36 min. Characteristics of fraction passing No. 40 Liquid limit Plasticity index 40 max. 41 min. 40 max. 11 min. 41 min. 10 max. 10 max. 11 min. Usual types of significant constituent materials Silty soils Clayey soils General subgrade rating Fair to poor *For A-7-5, PI < LL – 30 *For A-7-6, PI > LL – 30
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