ASSIGNMENT 10
Textbook Assignment:
“Rigging” and “Miscellaneous Equipment” pages 13–1 through 14-22.
Learning Objective:
Recognize the
parts, grades, and characteristics
of wire rope.
10-1.
What term is used to describe a
wire rope that has strands or
wires that are shaped to conform
to the curvature of the finished
rope?
1.
Non–preformed wire rope
2.
Preformed wire rope
3.
Non-conform wire rope
4.
Conform wire rope
10-2.
Which of the following component
are part of the construction of a
wire rope?
1.
Wires
2.
Strands
3.
Core
4.
All of the above
10-3.
Wire rope is designated by the
number of strands per rope and
what other factor?
1.
The length of the strand
2.
The diameter of the strand
3.
The number of wires in each
strand
4.
The number of strands in each
wire
10-4.
Which of the following strand
constructions has alternating
large and small wires that provide
a combination of great flexibility
with a strong resistance to
abrasion?
1.
Ordinary
2.
Scale
3.
Warrington
4.
Filler
10-5.
Which of the following types of
wire rope cores is a separate wire
rope over which the main strands
of the rope are laid?
1.
Fiber
2.
Wire strand
3.
Independent wire rope
4.
Unconstrained wire rope
10–6.
Each square inch of improved plow
steel can withstand a strain that
is within what range, in pounds of
pressure?
1.
Between 100,000 to 140,000
2.
Between 240,000 to 260,000
3.
Between 300,000 to 340,000
4.
Between 440,000 to 460,000
10-7.
Which of the following wire rope
lays has the wires in the strands
laid to the right, while the
strands are laid to the left to
form the wire rope?
1.
Left lang lay
2.
Right regular lay
3.
Right lang lay
4.
Left regular lay
10-8.
Because it is very flexible, which
of the following types of wire
rope is acceptable for use on
cranes?
1.
6 x 12
2.
6 x 19
3.
6 x 24
4.
6 x 37
10-9.
What is the SWL of a 3/4-inch wire
rope?
1.
4.5 tons
6
tons
12
tons
4.
13.5 tons
2.
3.
71
