ASSIGNMENT 5
Textbook Assignment:
“Quarry Supervisor,” “Crusher Supervisor,” “Concrete Batch Plant
Supervisor,” and “Asphalt Plant Supervisor,” pages 5-1 through 8-10.
Learning Objective: Recognize
the classifications of pits and
quarries and the types of
material obtained from them.
5-1.
In an NMCB, what company is
responsible for the management
of pit and quarry operations?
1.
Alfa
2.
Bravo
3.
Charlie
4.
Headquarters
5-2.
Pits and quarries are classified
based on which of the following
factors?
1.
Type of material contained
within
2.
Method used to excavate the
material contained within
3.
Method used to process the
material taken from
4.
Each of the above
5-3.
Which of the following is NOT
a primary material obtained from
a quarry?
1.
Granite
2.
Slag
3.
Gneiss
4.
Quartize
5-4.
The crust of the earth consists
of rock deposits geologists have
classified into what three groups?
1.
Sedimentary, igneous,
and shale
2.
Sedimentary, metamorphic,
and alluvial
3.
Igneous, metamorphic,
and sedimentary
4.
Igneous, silica, and brick
5-5.
The hardness of a rock is
classified according to the
resistance the rock has to
crushing.
1.
True
2.
False
5-6.
Aggregates used
should be rated
hardness range?
in construction
within what
1.
Between 1 to 2
2.
Between 2 to 4
3.
Between 5 to 7
4.
Between 8 to 10
5-7.
What term identifies the range
and distribution of particle sizes
present in, or can be obtained
from, a deposit?
1.
Sieve analysis
2.
Material fines
3.
Breakdown analysis
4.
Gradation
5-8.
What type of quarry material
is not suitable for concrete
aggregate?
1.
2.
3.
4.
5-9.
The
Granite
Felsite-Rhyolite
Basalt
Gabbro-Diorite
portion of a soil sample
retained on the No. 200 sieve is
considered what type of aggregate?
1.
Coarse
2.
Medium
3.
Small
4.
Fine
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