The following are the results of a sieve and hydrometer analysis: Sieve number/ Percent Analysis grain size finer than Sieve 20 100 30 96 40 90 60 76 80 65 200 34 Hydrometer 0.05 mm 27 0.03 mm 19 0.015 mm 11 0.006 mm 7 0.004 mm 6 0.0015 mm 5 a. Draw the grain-size distribution curve. b. Determine the percentages of gravel, sand, silt, and clay according to the MIT system. c. Determine the percentages of gravel, sand, silt, and clay according to the USDA svstem
The following are the results of a sieve and hydrometer analysis: Sieve number/ Percent Analysis grain size finer than Sieve 20 100 30 96 40 90 60 76 80 65 200 34 Hydrometer 0.05 mm 27 0.03 mm 19 0.015 mm 11 0.006 mm 7 0.004 mm 6 0.0015 mm 5 a. Draw the grain-size distribution curve. b. Determine the percentages of gravel, sand, silt, and clay according to the MIT system. c. Determine the percentages of gravel, sand, silt, and clay according to the USDA svstem
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:The following are the results of a sieve and hydrometer analysis:
Sieve number/
Percent
finer than
Analysis
grain size
Sieve
20
100
30
96
40
90
60
76
80
65
200
34
Hydrometer
0.05 mm
27
0.03 mm
19
0.015 mm
0.006 mm
7
0.004 mm
0.0015 mm
5
a. Draw the grain-size distribution curve.
b. Determine the percentages of gravel, sand, silt, and clay according to the MIT
system.
c. Determine the percentages of gravel, sand, silt, and clay according to the
USDA system.
d. Determine the percentages of gravel, sand, silt, and clay according to the
AASHTO system.
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