RIGGING PRACTICES COURSE EXAM 2023-2024 ACTUAL
EXAM 100 QUESTIONS AND CORRECT DETAILED
ANSWERS|AGRADE||BRAND NEW!!
given a 1/2 in steel walled empty cylindrical tank that is opened at one end, calculate its weight (round answer to the nearest hundred) - ANSWER- 1800 lbs
a crane accident occurs when any one of the elements in the crane operating envelope fails to perform correctly during crane operations,
maintenance, or testing, which results in any of the following except: -
ANSWER- over rigging the load
a straight-line hitch is good for _____ of a sling rated load? - ANSWER- 100%
there are three slings hanging from a hook. each sling has a rated capacity of 2,000 lbs. what is the heaviest load that could be lifted using these slings if they were attached to a single point - ANSWER- 2000 lbs
why must hoisting be stopped once the load is completely off the ground? - ANSWER- to determine sling angle stress
the minimum crane team consist of ? - ANSWER- the crane operator and rigger-in-charge
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while traveling a crane with a load, loads should be kept? - ANSWER- as low as possible
attachment points must be visually inspected? - ANSWER- before and after each use
when rigging your own loads, you are responsible for? - ANSWER- all of the above
rigging gear test and inspection records must include: - ANSWER- all of
the information listed above
the crane operator is responsible for the safe _____ of the crane - ANSWER- operation
if a crane team member sees an obstruction in the crane operating envelope that could pose a threat to the crane operations, what course of action is the best to take? - ANSWER- notify the operator and work cautiously near the obstruction
what is the minimum distance any part of the crane or load may approach an energized power line under 50,000 volts during a proposed operation? - ANSWER- 20ft
according to the NAVFAC P-307, what are the two types of crane lifts ?
- ANSWER- complex and non complex
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