Basic Rigging - Trade Terms
ANSI hand signals - ANS-The signal person uses ____________ to communicate load
navigation directions to the crane operator.
\basket - ANS-Placing a sling in a _________ hitch effectively doubles the capacity of the sling.
This is because the basket hitch creates two sling legs from one sling.
\block & tackle - ANS-A simple rope-and-pulley system called a ________ is used to lift loads.
\bridle - ANS-A(n) __________ hitch uses two or more slings to connect a load to a single hoist
hook.
\bull ring - ANS-Use a single ring called a(n) __________ to attach multiple slings to a hoist
hook.
\choker - ANS-The type of hitch that reduces the capacity of the sling by a minimum of 25% is
the __________ hitch.
\core - ANS-A wire rope sling consists of high-strength steel wires formed into strands wrapped
around a supporting _____________.
\eye hook - ANS-The most common type of end-fitting hooks are ________ hooks.
\eyebolts - ANS-__________, a type of rigging hardware, are available in three basic designs:
unshouldered, shouldered, and swivel.
\hitch - ANS-The way a sling is arranged to hold the load is called a rigging configuration, or
____________.
\hoist - ANS-A(n) ___________ uses a pulley system to give a mechanical advantage for lifting
loads.
\lifting clamp - ANS-A ________ is used to move loads such as steel plates or concrete panels
without the use of slings.
\load - ANS-The ________ is the total amount of what is being lifted.
\rated capacity - ANS-The maximum load weight that a sling is designed to carry is called
_______________.
\rigging hook - ANS-Use a _______________ to attach a sling to a load.
\screw pin - ANS-In general industry, the most widely used type of shackle is the ________
design.
\shackle - ANS-To form a choker hitch, wrap the sling around the load and pass the eye of the
sling through a ___________ to form a loop around the load.
\shouldered eyebolts - ANS-Eyebolt type designed for lifts that are vertical or at a slight angle
are ___________ eyebolts.
\side pull - ANS-When slings are being pulled sideways by the loads weight, this ________
adds more stress to the sling.
\sling - ANS-The _________ is the link between the load and the lifting device.
\sling angle; sling stress - ANS-It is important to understand this concept: When ______
decreases, ___________ increases.
\swivel - ANS-Eyebolts specifically designed for angular pulls are called _________ eyebolts.
\tag line - ANS-Riggers use a __________ to limit the unwanted movement of the load when the
crane begins movement.
ANSI hand signals - ANS-The signal person uses ____________ to communicate load
navigation directions to the crane operator.
\basket - ANS-Placing a sling in a _________ hitch effectively doubles the capacity of the sling.
This is because the basket hitch creates two sling legs from one sling.
\block & tackle - ANS-A simple rope-and-pulley system called a ________ is used to lift loads.
\bridle - ANS-A(n) __________ hitch uses two or more slings to connect a load to a single hoist
hook.
\bull ring - ANS-Use a single ring called a(n) __________ to attach multiple slings to a hoist
hook.
\choker - ANS-The type of hitch that reduces the capacity of the sling by a minimum of 25% is
the __________ hitch.
\core - ANS-A wire rope sling consists of high-strength steel wires formed into strands wrapped
around a supporting _____________.
\eye hook - ANS-The most common type of end-fitting hooks are ________ hooks.
\eyebolts - ANS-__________, a type of rigging hardware, are available in three basic designs:
unshouldered, shouldered, and swivel.
\hitch - ANS-The way a sling is arranged to hold the load is called a rigging configuration, or
____________.
\hoist - ANS-A(n) ___________ uses a pulley system to give a mechanical advantage for lifting
loads.
\lifting clamp - ANS-A ________ is used to move loads such as steel plates or concrete panels
without the use of slings.
\load - ANS-The ________ is the total amount of what is being lifted.
\rated capacity - ANS-The maximum load weight that a sling is designed to carry is called
_______________.
\rigging hook - ANS-Use a _______________ to attach a sling to a load.
\screw pin - ANS-In general industry, the most widely used type of shackle is the ________
design.
\shackle - ANS-To form a choker hitch, wrap the sling around the load and pass the eye of the
sling through a ___________ to form a loop around the load.
\shouldered eyebolts - ANS-Eyebolt type designed for lifts that are vertical or at a slight angle
are ___________ eyebolts.
\side pull - ANS-When slings are being pulled sideways by the loads weight, this ________
adds more stress to the sling.
\sling - ANS-The _________ is the link between the load and the lifting device.
\sling angle; sling stress - ANS-It is important to understand this concept: When ______
decreases, ___________ increases.
\swivel - ANS-Eyebolts specifically designed for angular pulls are called _________ eyebolts.
\tag line - ANS-Riggers use a __________ to limit the unwanted movement of the load when the
crane begins movement.
