American Crane School (Core
Practice Test ) Questions and
Answers.,
What happens to the capacity when an operator lifts with an offset jib? -
CORRECT ANSWER>>It increases
Load chart ratings apply when the load line is? - CORRECT ANSWER>>Vertical
When performing duty cycle work you shall reduce the cranes rated capacity
by what? - CORRECT ANSWER>>Manufacturers recommendations
If a crane is working on the tires it is based on what percentage of rated
tipping capacity? - CORRECT ANSWER>>75%
In a pick and carry operation what is the rated tipping capacity of a crane
based on? - CORRECT ANSWER>>75%
If the rating on a chain or a sling is not visible, what should you do with it? -
CORRECT ANSWER>>Do not use the sling
What is an important consideration when lifting with a chain? - CORRECT
ANSWER>>The chain is marked with a rating
A basket hitch requires what? - CORRECT ANSWER>>Both eyes of the sling in
the hook
By order of hitch strength from strongest to weakest which is the CORRECT
ANSWER? - CORRECT ANSWER>>Basket, Vertical, Choker
when rigging a load that requires two slings, an important factor to
remember is that? - CORRECT ANSWER>>The lower the sling angle the
greater the sling tension
, Which of the following sling angles is the weakest? - CORRECT ANSWER>>30
degrees
The D/d Ratio is? - CORRECT ANSWER>>The diameter of the load divided by
the body diameter of the sling
When using a two-legged bridle hitch, a sling angle of 30 degrees, in
comparison to 60 degrees, results in what? - CORRECT ANSWER>>Increased
sling tension
Nylon slings should not come in contact with? - CORRECT ANSWER>>Acids
When assembling and disassembling a crane boom which type of rigging
should be used? - CORRECT ANSWER>>Synthetic slings
When personnel are engaged in hooking, unhooking or guiding a load in the
fall zone they must? - CORRECT ANSWER>>Use a hook with a self closing
latch
Latch equipped hooks must be used unless? - CORRECT ANSWER>>The
application makes use of the latch impractical or unsafe
Which type of hook is not permitted when people are in the fall zone? -
CORRECT ANSWER>>Sorting hook
What should be used as a softener to protect slings from sharp corners? -
CORRECT ANSWER>>Split pipe sections
Rotation-resistant wire rope must be inspected more frequently because? -
CORRECT ANSWER>>Internal damage will occur more frequently
Excessive side loading can occur when? - CORRECT ANSWER>>Dragging a
load
Practice Test ) Questions and
Answers.,
What happens to the capacity when an operator lifts with an offset jib? -
CORRECT ANSWER>>It increases
Load chart ratings apply when the load line is? - CORRECT ANSWER>>Vertical
When performing duty cycle work you shall reduce the cranes rated capacity
by what? - CORRECT ANSWER>>Manufacturers recommendations
If a crane is working on the tires it is based on what percentage of rated
tipping capacity? - CORRECT ANSWER>>75%
In a pick and carry operation what is the rated tipping capacity of a crane
based on? - CORRECT ANSWER>>75%
If the rating on a chain or a sling is not visible, what should you do with it? -
CORRECT ANSWER>>Do not use the sling
What is an important consideration when lifting with a chain? - CORRECT
ANSWER>>The chain is marked with a rating
A basket hitch requires what? - CORRECT ANSWER>>Both eyes of the sling in
the hook
By order of hitch strength from strongest to weakest which is the CORRECT
ANSWER? - CORRECT ANSWER>>Basket, Vertical, Choker
when rigging a load that requires two slings, an important factor to
remember is that? - CORRECT ANSWER>>The lower the sling angle the
greater the sling tension
, Which of the following sling angles is the weakest? - CORRECT ANSWER>>30
degrees
The D/d Ratio is? - CORRECT ANSWER>>The diameter of the load divided by
the body diameter of the sling
When using a two-legged bridle hitch, a sling angle of 30 degrees, in
comparison to 60 degrees, results in what? - CORRECT ANSWER>>Increased
sling tension
Nylon slings should not come in contact with? - CORRECT ANSWER>>Acids
When assembling and disassembling a crane boom which type of rigging
should be used? - CORRECT ANSWER>>Synthetic slings
When personnel are engaged in hooking, unhooking or guiding a load in the
fall zone they must? - CORRECT ANSWER>>Use a hook with a self closing
latch
Latch equipped hooks must be used unless? - CORRECT ANSWER>>The
application makes use of the latch impractical or unsafe
Which type of hook is not permitted when people are in the fall zone? -
CORRECT ANSWER>>Sorting hook
What should be used as a softener to protect slings from sharp corners? -
CORRECT ANSWER>>Split pipe sections
Rotation-resistant wire rope must be inspected more frequently because? -
CORRECT ANSWER>>Internal damage will occur more frequently
Excessive side loading can occur when? - CORRECT ANSWER>>Dragging a
load
