Following are the results from the liquid and plastic limit tests for a soil. Liquid limit test: Number of blows, N Moisture content (%) 15 42 20 40.8 28 39.1 Plastic limit test: PL= 18.7% a. Draw the flow curve and obtain the liquid limit. b. What is the plasticity index of the soil?

Following are the results from the liquid and plastic limit tests for a soil. Liquid limit test: Number of blows, N Moisture content (%) 15 42 20 40.8 28 39.1 Plastic limit test: PL= 18.7% a. Draw the flow curve and obtain the liquid limit. b. What is the plasticity index of the soil?

Principles of Geotechnical Engineering (MindTap Course List)

9th Edition

ISBN:9781305970939

Author:Braja M. Das, Khaled Sobhan

Publisher:Braja M. Das, Khaled Sobhan

Chapter4: Plasticity And Structure Of Soil

Section: Chapter Questions

Problem 4.3P

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Masonry wall construction

Masonry walls of various sorts are utilized in building construction. Masonry walls are the most enduring feature of any structure or building. It separates a structure from the outside world. In masonry construction, the common masonry materials used are building stone, brick, cast stone, glass block, and concrete block. Masonry construction is a type of construction that has the highest durability.

Question

Following are the results from the liquid and plastic limit tests for
a soil.
Liquid limit test:
Number of blows, N
Moisture content (%)
15
42
20
40.8
28
39.1
Plastic limit test: PL= 18.7%
a. Draw the flow curve and obtain the liquid limit.
b. What is the plasticity index of the soil?

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Follow-up Questions

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Follow-up Question

SUBJECT
DATE
DURATION
EXAMINER
TOTAL MARKS
QUESTION 1
:
a)
b)
c)
:
26,5
19.0
13,2
9,5
4,750
2,000
1,05
0,425
0,075
REQUIREMENTS:
:
NB: SHOW ALL NECESSARY STEPS AND CALCULATIONS!!!
Sieve Opening (mm)
You are tasked with classification and/or comparative analysis of Materials A and B as shown in the table below.
VUT
Vaal University of Technology
Your world to a better future
FACULTY OF ENGINEERING AND TECHNOLOGY
DEPARTMENT OF CIVIL ENGINEERING AND BUILDING
SOIL MECHANICS I [Test 2: 2nd Opportunity]
24/06/2022
1.5 Hours
M. Lamola
25
VAAL UNIVERSITY OF TECHNOLOGY
54
Percentage Passing (%)
Material A
100
79
66
35
21
16
12
10
Material B
100
100
100
91
87
77
65
58
50
Plot the particle size distribution curves/graphs of the two materials on the same set of axis;
Indicate whether the samples meet the standard requirements for road construction.
Justify your answer by computing the respective Cu & Cc of each sample.
Indicate the percentage (i) fines, (ii) Sand, (iii) and Gravel in each sample.

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