Problem A: For questions 1 to 7. In the given results of the sieve analysis ofa soil. Calculate the following; Opening Mass (mm) U.S. Sieve Retained, grams 4 4.75 10 2.00 21.6 20 0.850 49.50 40 0.425 102.60 60 0.250 89.10 100 0.150 95.60 200 0.075 60.4 31.2 Pan Sum 1) For the problem above the most probable value for D10=. a) 0.15 mm b)0.25 mm c) 0.67 mm d) 0.09 mm 2) For D30 = a) 0.17 mm b) 0.27 mm c) 0.185 mm d)0.03 mm 3) For D60 = a) 0.27 mm 4) The Uniformity coefficient will be ? b) 0.41mm c) 1.05 mm d) 0.21 mm a) 4.56 b) 4.78 c) 3.98 d) 4.21 5) The Coefficient of Gradation is? a) 0.90 6) The particle size distribution curve is what type ? a) Gap-graded 7) Using the AASHTO system what is the percentage of sand? a) 6.90 b) 0.93 c) 0.96 d) 1.15 b) Poorly Graded c) Well-graded b) 4.88 c) 72.90 d) 88.30
Problem A: For questions 1 to 7. In the given results of the sieve analysis ofa soil. Calculate the following; Opening Mass (mm) U.S. Sieve Retained, grams 4 4.75 10 2.00 21.6 20 0.850 49.50 40 0.425 102.60 60 0.250 89.10 100 0.150 95.60 200 0.075 60.4 31.2 Pan Sum 1) For the problem above the most probable value for D10=. a) 0.15 mm b)0.25 mm c) 0.67 mm d) 0.09 mm 2) For D30 = a) 0.17 mm b) 0.27 mm c) 0.185 mm d)0.03 mm 3) For D60 = a) 0.27 mm 4) The Uniformity coefficient will be ? b) 0.41mm c) 1.05 mm d) 0.21 mm a) 4.56 b) 4.78 c) 3.98 d) 4.21 5) The Coefficient of Gradation is? a) 0.90 6) The particle size distribution curve is what type ? a) Gap-graded 7) Using the AASHTO system what is the percentage of sand? a) 6.90 b) 0.93 c) 0.96 d) 1.15 b) Poorly Graded c) Well-graded b) 4.88 c) 72.90 d) 88.30
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Question
Transcribed Image Text:Problem A: For questions 1 to 7. In the given results of the sieve analysis of a soil. Calculate the following;
U.S.
Opening Mass
Sieve
(mm)
Retained,
grams
4
4.75
10
2.00
21.6
20
0.850
49.50
40
0.425
102.60
60
0.250
89.10
100
0.150
95.60
200
0.075
60.4
Pan
31.2
Sum
1) For the problem above the most probable value for D10=.
a) 0.15 mm
2) For D30 =_
a) 0.17 mm
3) For Dso = ?
a) 0.27 mm
4) The Uniformity coefficient will be ?
a) 4.56
5) The Coefficient of Gradation is?
a) 0.90
6) The particle size distribution curve is what type?
a) Gap-graded
7) Using the AASHTO system what is the percentage of sand?
a) 6.90
b) 0.25 mm
c) 0.67 mm
d) 0.09 mm
b) 0.27 mm
c) 0.185 mm
d) 0.03 mm
b) 0.41mm
c) 1.05 mm
d) 0.21 mm
b) 4.78 c) 3.98 d) 4.21
b) 0.93 c) 0.96 d) 1.15
b) Poorly Graded
c) Well-graded
b) 4.88 c) 72.90 d) 88.30
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