Percent Finer by Weight (%) Coarse Gravel Fine Coarse 46 100 U. S. Standard Sieve 00 90 80 70 60 50 40 30 20 20 10 0 Grain Size Analysis Sand Medium Fine 8 10 16 20 30 40 50 60 70 100 140 200 100 10 Grain Size (mm) 0.1 10 Silt Clay 0.01 0.001 Table 1 summarizes the results of a sieve analyses. • Determine the percent finer than each sieve. ● Plot the particle-size distribution curve. Use the 5-cycle, semi-log sieve paper that is provided as part of this assignment. • Determine D10, D30, and D60 from the grain-size distribution curve. • Compute the coefficient of uniformity (Cu). • Compute the coefficient of curvature (Cc). Table 1: Results of a Sieve Analysis U. S. sieve number Sieve opening (mm) Mass of soil retained (g) 4 4.750 0 10 2.000 41.2 20 0.850 55.1 40 0.425 80.0 60 0.250 91.6 100 0.150 60.5 200 0.075 35.6 pan 21.5
Percent Finer by Weight (%) Coarse Gravel Fine Coarse 46 100 U. S. Standard Sieve 00 90 80 70 60 50 40 30 20 20 10 0 Grain Size Analysis Sand Medium Fine 8 10 16 20 30 40 50 60 70 100 140 200 100 10 Grain Size (mm) 0.1 10 Silt Clay 0.01 0.001 Table 1 summarizes the results of a sieve analyses. • Determine the percent finer than each sieve. ● Plot the particle-size distribution curve. Use the 5-cycle, semi-log sieve paper that is provided as part of this assignment. • Determine D10, D30, and D60 from the grain-size distribution curve. • Compute the coefficient of uniformity (Cu). • Compute the coefficient of curvature (Cc). Table 1: Results of a Sieve Analysis U. S. sieve number Sieve opening (mm) Mass of soil retained (g) 4 4.750 0 10 2.000 41.2 20 0.850 55.1 40 0.425 80.0 60 0.250 91.6 100 0.150 60.5 200 0.075 35.6 pan 21.5
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
Related questions
Question
Transcribed Image Text:Percent Finer by Weight (%)
Coarse
Gravel
Fine
Coarse
46
100
U. S. Standard Sieve
00
90
80
70
60
50
40
30
20
20
10
0
Grain Size Analysis
Sand
Medium
Fine
8 10
16 20 30 40
50 60 70
100 140 200
100
10
Grain Size (mm)
0.1
10
Silt
Clay
0.01
0.001
Transcribed Image Text:Table 1 summarizes the results of a sieve analyses.
• Determine the percent finer than each sieve.
● Plot the particle-size distribution curve. Use the 5-cycle, semi-log sieve paper that is
provided as part of this assignment.
• Determine D10, D30, and D60 from the grain-size distribution curve.
• Compute the coefficient of uniformity (Cu).
• Compute the coefficient of curvature (Cc).
Table 1: Results of a Sieve Analysis
U. S. sieve number Sieve opening (mm) Mass of soil retained (g)
4
4.750
0
10
2.000
41.2
20
0.850
55.1
40
0.425
80.0
60
0.250
91.6
100
0.150
60.5
200
0.075
35.6
pan
21.5
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