According to OSHA, what is the minimum number of full wraps of wire rope that must
remain on hoist drums in all service conditions?
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2
Which of the following is classified as a standing wire rope?
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Pendant line.
,How often is the competent person required to inspect the running wire ropes on a
mobile crane?
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Each shift
When lifting over water with a personnel platform, what are the occupants of the
platform required to wear?
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A floatation device
Mobile cranes that are set up on barges, shall have a list chart provided by which of
the entities listed below?
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Manufacturer
According to OSHA, each series of voice signals contain how many elements?
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, Three
OSHA 1926. 1431 states that tag lines must be used:
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When necessary to control platform
Increasing the distance from the crane's center of gravity to the tipping axis will have
what effect on the mobile crane?
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Decreases stability.
According to OSHA 1926 1408, for power lines rated 100kV the minimum clearance
between the crane and any lines shall be?
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15 feet w/encroachment precautions
According to OSHA 1926.1431, which device listed below must be attached to the
crane?
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Anti-two-block
Which mobile crane boom configuration can cause the most hazardous side-loading
condition for the crane?
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Long boom with minimum radius
A crane is at the point of instability when the crane's leverage on the load equals:
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100% of the load's leverage on the crane
Personnel platforms suspended on the hook of a mobile crane, must not exceed what
percentage of a crane's capacity at any given radius?
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50%
When may blocking (cribbing) be placed under outrigger beams on mobile cranes?
remain on hoist drums in all service conditions?
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2
Which of the following is classified as a standing wire rope?
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Pendant line.
,How often is the competent person required to inspect the running wire ropes on a
mobile crane?
Give this one a try later!
Each shift
When lifting over water with a personnel platform, what are the occupants of the
platform required to wear?
Give this one a try later!
A floatation device
Mobile cranes that are set up on barges, shall have a list chart provided by which of
the entities listed below?
Give this one a try later!
Manufacturer
According to OSHA, each series of voice signals contain how many elements?
Give this one a try later!
, Three
OSHA 1926. 1431 states that tag lines must be used:
Give this one a try later!
When necessary to control platform
Increasing the distance from the crane's center of gravity to the tipping axis will have
what effect on the mobile crane?
Give this one a try later!
Decreases stability.
According to OSHA 1926 1408, for power lines rated 100kV the minimum clearance
between the crane and any lines shall be?
Give this one a try later!
15 feet w/encroachment precautions
According to OSHA 1926.1431, which device listed below must be attached to the
crane?
, Give this one a try later!
Anti-two-block
Which mobile crane boom configuration can cause the most hazardous side-loading
condition for the crane?
Give this one a try later!
Long boom with minimum radius
A crane is at the point of instability when the crane's leverage on the load equals:
Give this one a try later!
100% of the load's leverage on the crane
Personnel platforms suspended on the hook of a mobile crane, must not exceed what
percentage of a crane's capacity at any given radius?
Give this one a try later!
50%
When may blocking (cribbing) be placed under outrigger beams on mobile cranes?
