Introduction to Basic Rigging
The maximum load weight that a sling is designed to carry is the _____.
rated capacity
Which style of hook is designed to be used on alloy steel chain slings?
Grab hook
Before attempting to lift any material _____.
look for any protruding nails, wires, or sharp edges
The knot shown in the figure above is a _____.
To work with motorized material- handling equipment, a worker must be _____.
trained, certified and authorized
Most alloy steel chain slings can be used in temperatures up to _____.
500 degrees F (260 C)
To lift heavy loads, all chain hoists us a (n) _____.
gear system
Before attempting to lower an overhead load, _____
One common way to tie a clove hitch is to use two _____.
half hitches
How is the fall zone for a forklift operation best defined?
any area into which the lifted materials could potentially fall.
When a tattle-tail has been pulled into the jacket of a synthetic sling, the sling most likely has been _____.
overloaded
A type of hand- operated winching device that should never be used for vertical overhead lifting is a _____.
come- along
What is the proper procedures to lift objects?
When moving a material cart on an inclined or declined surface, be sure the _____.
load does not exceed the labeled weight capacity
To prevent a tipover when driving a rough terrain forklift, keep the load _____.
low
If a wire rope sling appears to be damaged, the decision to keep it in service must be made by a _____.
competent person
Two choker hitches are recommended when lifting a load longer than _____.
12 feet (=3.5m)
When stacking bags of material that are the same width, step back and cross key the bags _____.
every 10 bags high
To transport a bottle of compressed gas, use a _____.
cylinder cart
When using hand signals, always _____.
maintain eye contact with the operator
Because of the need for increased toughness, shackles for most overhead lifting are made from
forged steel
If an emergency occurs during a rigging operation, who is allowed to give the emergency stop hand signal?
Anyone on the ground who is in site on the crane operator.
Never stack or store materials _____.
on scaffolds
What device may have a rotating table surface and /or spike on the table surface for a better grip?
The forklift hand signal for dog everything means
to pause