A soil sample has the following size distribution; 4 to 2mm = 17%, 2 to 0.05 mm = 12%, 0.5 to 0.005 mm = 22% 0.005 to 0.002 mm = 10% <0.002 mm = 39% what are the percentages of clay, silt, and sand? Using USDA calssification what is the modifier and tetural classification

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
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A soil sample has the following size distribution;

4 to 2mm = 17%,

2 to 0.05 mm = 12%,

0.5 to 0.005 mm = 22%

0.005 to 0.002 mm = 10%

<0.002 mm = 39%

what are the percentages of clay, silt, and sand? Using USDA calssification what is the modifier and tetural classification 

Exercise Table 4.1
Rock Type
Basalt
Syenite
Gabbro
Gneiss
Dolomite
Arkose
Minerals Present
Muscovite, quartz (with schistosity)
Weathering Conditions
Humid
Arid
Arid
Humid, tropical
Arid
Arid
Products
Clay minerals and iron oxide
Transcribed Image Text:Exercise Table 4.1 Rock Type Basalt Syenite Gabbro Gneiss Dolomite Arkose Minerals Present Muscovite, quartz (with schistosity) Weathering Conditions Humid Arid Arid Humid, tropical Arid Arid Products Clay minerals and iron oxide
Expert Solution
Step 1

Given data:

Size Percentage
4 to 2mm 17%
2 to 0.05 mm 12%
0.05 to 0.005 mm 22%
0.005 to 0.002 mm 10%
less than 0.002 mm 39%

 

Note :

In the third row 0.5 is given but it has to be 0.05

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