NCCCO Questions Test 1 Questions
and Answers5
Where is the best location for leveling a crane? - ANSWERS-Upperworks
When determining the "gross load" the best method is: - ANSWERS-Get an accurate load weight
and add the rigging.
By order of hitch strength, which is the correct answer? - ANSWERS-Basket, vertical, choker
What is the purpose of using a jib? - ANSWERS-Increase height
When taking a side strain on a boom, what concerns the operator most? - ANSWERS-Boom
damage
You should always have at least how many wraps on a hoist drum? - ANSWERS-2
On a load chart, values above the bold line mean: - ANSWERS-Capacities based on structural
competence.
The primary purpose for a rooster sheave or Auxiliary boom point is to: - ANSWERS-Separate
the hoist lines.
What is the proper procedure when using an insulating link or a boot near power lines? -
ANSWERS-Be sure to maintain the correct allowable distance from the lines.
, When the number of layers of rope on a drum increases, the: - ANSWERS-Allowable line pull
decreases.
What is the minimum allowable distance from the crane and power lines under 50kV? -
ANSWERS-10 ft.
The term "Upperworks or Superstructure" refer to the area of the crane: - ANSWERS-Above the
turntable
Side loading may be caused by: - ANSWERS-Starting or stopping the swing too rapidly.
What is the best procedure to follow when underground utilities may be present? - ANSWERS-
Contact local utility company
Eccentric main boom tip reeving causes: - ANSWERS-Twisting of the boom
How many randomly broken wires must there be to remove a running wire rope from service? -
ANSWERS-6
When lifting personnel in a man-basket using 6x19 wire rope, the minimum safety factor is? -
ANSWERS-7
What is the safety factor required when using non rotating wire rope and lifting personnel in a
man-basket? - ANSWERS-10
Who has the responsibility for determining the correct weight of a load? - ANSWERS-Supervisor
When working near power lines, when is a signal person required? - ANSWERS-When crane
moves within a boom's length of power lines.
and Answers5
Where is the best location for leveling a crane? - ANSWERS-Upperworks
When determining the "gross load" the best method is: - ANSWERS-Get an accurate load weight
and add the rigging.
By order of hitch strength, which is the correct answer? - ANSWERS-Basket, vertical, choker
What is the purpose of using a jib? - ANSWERS-Increase height
When taking a side strain on a boom, what concerns the operator most? - ANSWERS-Boom
damage
You should always have at least how many wraps on a hoist drum? - ANSWERS-2
On a load chart, values above the bold line mean: - ANSWERS-Capacities based on structural
competence.
The primary purpose for a rooster sheave or Auxiliary boom point is to: - ANSWERS-Separate
the hoist lines.
What is the proper procedure when using an insulating link or a boot near power lines? -
ANSWERS-Be sure to maintain the correct allowable distance from the lines.
, When the number of layers of rope on a drum increases, the: - ANSWERS-Allowable line pull
decreases.
What is the minimum allowable distance from the crane and power lines under 50kV? -
ANSWERS-10 ft.
The term "Upperworks or Superstructure" refer to the area of the crane: - ANSWERS-Above the
turntable
Side loading may be caused by: - ANSWERS-Starting or stopping the swing too rapidly.
What is the best procedure to follow when underground utilities may be present? - ANSWERS-
Contact local utility company
Eccentric main boom tip reeving causes: - ANSWERS-Twisting of the boom
How many randomly broken wires must there be to remove a running wire rope from service? -
ANSWERS-6
When lifting personnel in a man-basket using 6x19 wire rope, the minimum safety factor is? -
ANSWERS-7
What is the safety factor required when using non rotating wire rope and lifting personnel in a
man-basket? - ANSWERS-10
Who has the responsibility for determining the correct weight of a load? - ANSWERS-Supervisor
When working near power lines, when is a signal person required? - ANSWERS-When crane
moves within a boom's length of power lines.
