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he 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 96 No. 8 2.380 80 No. 10

he 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 96 No. 8 2.380 80 No. 10

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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41.) 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 96
No. 8 2.380 80
No. 10 2.000 78
No. 20 0.840 61
No. 40 0.420 56
No. 60 0.250 48
No. 100 0.150 39
No. 200 0.075 33
Characteristics of No. 40 Fraction
LL 37
PL 25
A.

A-2-4(0)
  B.

None of these.
  C.

A-2-5(0)
  D.

A-2-6(0)
  E.

A-2-7(0)
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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