A strata of clean, light-colored quartz sand located below the groundwater table has a moisture content of 25.6%. The minimum of maximum void ratios of this soil are 0.38 and 1.109. Select an appropriate value of specific gravity G, for this soil, compute its relative desity, and classify its consistency using the Table 3.3. TABLE 3.3 CONSISTENCY OF COARSE-GRAINED SOILS VARIOUS RELATIVE DENSITIES (Adapted from Lambe and Whitman, 1969) Relative Density, D, (%) 0-15 15-35 35-65 65-85 85-100 Classification Very loose Loose Medium dense Dense Very dense "Lambe and Whitman used the term "medium," but "medium dense" is better because "medium" usually refers to the grain size distribu- tion.
A strata of clean, light-colored quartz sand located below the groundwater table has a moisture content of 25.6%. The minimum of maximum void ratios of this soil are 0.38 and 1.109. Select an appropriate value of specific gravity G, for this soil, compute its relative desity, and classify its consistency using the Table 3.3. TABLE 3.3 CONSISTENCY OF COARSE-GRAINED SOILS VARIOUS RELATIVE DENSITIES (Adapted from Lambe and Whitman, 1969) Relative Density, D, (%) 0-15 15-35 35-65 65-85 85-100 Classification Very loose Loose Medium dense Dense Very dense "Lambe and Whitman used the term "medium," but "medium dense" is better because "medium" usually refers to the grain size distribu- tion.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:A strata of clean, light-colored quartz sand located below the groundwater table has a
moisture content of 25.6%. The minimum of maximum void ratios of this soil are 0.38 and
1.109. Select an appropriate value of specific gravity G, for this soil, compute its relative
desity, and classify its consistency using the Table 3.3.
TABLE 3.3 CONSISTENCY OF COARSE-GRAINED
SOILS VARIOUS RELATIVE DENSITIES (Adapted
from Lambe and Whitman, 1969)
Relative Density, D, (%)
0-15
15-35
35-65
65-85
85-100
Classification
Very loose
Loose
Medium dense
Dense
Very dense
"Lambe and Whitman used the term "medium," but "medium dense"
is better because "medium" usually refers to the grain size distribu-
tion.
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