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GW. 3A Crane Course Questions and Answers Fully solved
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Exam of 5 pages for the course mass hoisting at mass hoisting (GW. 3A Crane Course)
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GW. 3A Crane CourseThis is question #1, a placeholder for now. - answer This is the "definition" / answer to
question #1. Just a placeholder for now.
Where must HAND SIGNALS be posted - answer In view of the job site.
How many pounds in a ton? - answer2000 pounds
If OSHA, ANSI, ASME and Massachusetts regulations aren't the same, which one(s)
must you follow? - answer Massachusetts
Can a non-licensed person operate this type of crane? - answerYes, if they are
supervised by a licensed operator.
How many *layers* of wire rope must remain on the drum to be safe and to meet
regulations? - answerThere is no requirement for the number of *layers* of wire rope
that must remain on the drum.
Besides the 3A license, what other Massachusetts license may be required to operate a
boat lift? - answerThe 1B license.
The diameter of the drum must be how many times greater than the diameter of the wire
rope? - answer15
What is a common name for "Wire Rope"? - answerSteel Cable
What is the Fleet Angle? - answerThe angle that the wire rope comes off the drum. (The
side to side angle *not* the angle out to the load).
Which of these organizations create regulations for the operation of cranes and travel
lifts? OSHA. ASME. ANSI. Massachusetts. - answerOSHA and Massachusetts.
What is another name for a boat lift? - answerMarine Travel Lift
The Massachusetts 3A License covers what type of equipment? - answerElectric and
Pneumatic Hoisting Equipment.
OSHA crane standards always start with what number? - answer1910...
Crane operation is always done in accordance with what OSHA standard? -
answer1910.179
, To pass the Massachusetts 3A License Exam you must get what percentage of
questions correct? - answer70%
How many *wraps* of wire rope must remain on the drum in Massachusetts? (Also, how
many by OSHA rules?) - answerMassachusetts: 3 wraps.
OSHA: Requires 2 wraps.
Up to what percentage of wear or loss is allowed on a *critical* piece of hoisting
equipment? - answer5%
Up to what percentage of wear or loss is allowed on a *non-critical* piece of hoisting
equipment? - answer10%
A licenced operator of a crane is considered which type of inspector? - answerA
*competent* inspector
At what intervals must inspections be done on the crane or hoisting equipment? And
which ones must be documented? - answerEach shift - Not Documented
Daily - Not Documented
Monthly - Documented
Annually - By a Licensed Inspector
What is the "lay length" of a wire rope? - answerThe distance of one strand around the
rope one time.
When doing a pre-shift inspection of the wire rope what part(s) of the rope must be
inspected? - answerOnly the portion that will be used that shift.
Within one "lay length" of wire rope it's okay to have how many breaks in one strand?
And how many breaks in any number of strands? - answer3 breaks in one strand
6 breaks in any number of strands.
Per one lay length
The 3A license covers electric and pneumatic overhead cranes but our (Cape Ann
Marina) lift is hydraulic. So why are we getting the 3A license? - answerOur boat lift is
technically an overhead crane.
If the "red thread" on a sling is *not* showing, what does it mean? - answerNot all slings
have "red threads" so that fact that one *isn't showing* doesn't mean anything -- unless
you *know* that sling is the type that has a red thread to indicate wear.
A sling must be taken out of service when (list five conditions): - answer1: Is shows
excessive wear
2: It's "red thread" is showing
3: It can't safely lift the load
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