13-51.
13-52.
13-53.
13-54.
13-55.
13-56.
13-57.
What is the water content of run
number 1?
1.
30.3
2.
38.5
3.
41.1
4.
43.2
What are the coordinates of run
number 2?
1.
39 and 41.0
2.
39 and 41.1
3.
40 and 43.4
4.
41 and 43.4
What is the liquid limit of this
soil sample?
1.
47.1
2.
48.0
3.
49.2
4.
49.8
What is the plasticity index of
this soil sample?
1.
5.1
2.
5.5
3.
6.0
4.
7.2
The slump test measures what
property of concrete?
1.
Workability
2.
Strength
3.
Durability
4.
Compressibility
To ensure a slump test specimen is
a good representation of the
concrete batch, you must take
samples at two or more regularly
spaced intervals during discharge
from which portion of the batch?
1.
First only
2.
Middle only
3.
First and middle
4.
Last
In a slump test, each layer of
concrete is rodded how many
strokes?
1.
10
2.
15
3.
25
4.
30
13-58.
When a slump test is performed,
the entire procedure from the
beginning of the sampling process
through the removal of the slump
cone from the specimen should
NEVER exceed what maximum number
of minutes?
1.
7X
2.
17X
3.
20
4.
223
13-59.
To what extent do the sampling
13-60.
13-61.
13-62.
13-63.
procedures for cylinder specimens
differ from those for slump tests?
1.
Much different procedures are
used
2.
The same procedures are used
3.
Nearly the same procedures are
used, except that the samples
are taken from the discharge
of the first portion of the
batch
When preparing standard size
cylinder specimens, you should
(a) fill the mold with what total
number of layers, and (b) rod each
layer with a total of how many
strokes?
1.
(a) 2 (b) 25
2.
(a) 2 (b) 50
3.
(a) 3 (b) 25
4.
(a) 3 (b) so
When the maximum size of coarse
aggregate is 3 inches, what should
be the minimum cross-sectional
dimensions of the beam specimen?
1.
6 in by
6 in
2.
6 in by
9 in
3.
9 in by
9 in
4.
9 in by 12 in
While the functions of all the
other SEABEE ratings relate to the
whole of a construction project,
the EA’s functions are related to
only the site preparation and
layout phases.
1.
True
2.
False
The responsibilities of an NMCB
engineering division include which
of the following tasks?
1.
Providing as-built copies of
drawings to customer
activities
2.
Maintaining construction
project status boards
3.
Both 1 and 2 above
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