Module 6 NCCER into to Basic rigging|A+ Graded
During a rigging operation if an emergency happens who has the authority to give theemergency stop hand signal?
(Anyone on the ground who is in sight of the craneoperator).
The recommendation when lifting a load longer then __________ is to use ...
Module 6 NCCER into to Basic rigging|A+ Graded
During a rigging operation if an emergency happens who has the authority to give theemergency stop
hand signal?
(Anyone on the ground who is in sight of the craneoperator).
The recommendation when lifting a load longer then __________ is to use two chokerhitches.
(12 feet)
A hand-operated winching device that should never be used for vertical overhead liftingis a (
come-along
All chain hoists use a ____________ to lift heavy loads.
(gear systems)
A _____________ is used on alloy steel chain slings.
(Grab Hook)
Shackles for most overhead lifting are made of _________ due to the need forincreased toughness.
(forged steel)
When a wire rope sling appears to be damaged, who makes the decision to keep it inservice a
_________
(competent person).
If the tattle-tail has been pulled into of its jacket on a synthetic sling, that sling has been ________
(overloaded).
The temperatures that most alloy steel chain slings can be used in are up to ______________
(500F or260C).
A sling maximum load weight that is designed to carry is called the ________________
rated capacity).
Slings are commonly made out of __________________
(synthetic fibers, cast-iron steel, and wire rope)
If the identification tag on a synthetic slings is missing or illegible , the sling must be
___________________
(removed from service immediately).
The size of a shackle is determined by the diameter of its ____________
(body).
, A type of rigging equipment that uses pulley system to provide a mechanical advantage for lifting a
load is a ___________
(hoist).
When a load has no attachment points that are practical for lifting it is best to use a
__________________
(choker hitch).
A lifting clamp is most likely to be used to move loads such as _____________
(steel plates).
A piece of rigging hardware used to couple the end of a wire rope to eye fittings , hooks , or other
connections is a ____________
(shackle).
Synthetic slings must be inspected ________________
(before every use).
Identification tags for slings must include the ________________
(manufacturer's name or trademark)
Chain hoist are able to lift heavy loads by utilizing a ________________
(gear system).
An alloy steel chain sling must be removed from service if there is evidence that
____________________
replacement links have been used to repair the chain).
A type of wire rope that is susceptible to low heat damage is ________________
(fiber core).
Before attempting to lift a load with a chain make sure ________________________
(the load is properly balanced).
Which hitch allow slings to be connected to the same load without using a spreader beam is a
___________________
(bridle hitch).
The emergency hand stop signal used by a riggers must extend both arms ____________________
(horizontally with palms down and quickly move both arms back and forth).
A ________________ is the link between the load and the lifting device.
(shackle)
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