Module 6: Rigging

Lifting clamp

A __________ is used to move loads such as steel plates or concrete panels without the use of slings.

Bridle hitch

A hitch configuration that allows slings to be connected to the same load without using a spreader beam is a?

Steel plates

A lifting clamp is most likely to be used to move loads such as?

Shackle

A piece of rigging hardware used to couple the end of a wire rope to eye fittings, hooks, or other connections is a?

Block and tackle

A simple rope and pulley system called a __________ is used to lift loads.

Come along

A type of hand operated device that should never be used for over head lifting is a?

Hoist

A type of rigging equipment that uses a pulley system to provide a mechanical advantage for lifting a load is a?

Core

A wire rope sling consists of high strength steel wires from reed into strands wrapped around a supporting__________.

Competent person

A worker capable of identifying existing or potential hazards in the work area and authorized to take steps to eliminate such hazards is referred to as a _____________.

Bridle

A__________hitch uses two or more slings to connect a load to a single hoist hook.

Strand

A__________is a group of wires wound around a center core.

Tattle tail

A__________is used to determine if an endless sling has been overloaded

Hoist

A__________uses a pulley system to give you a mechanical advantage for lifting a load.

Replacement links have been used to repair the chain

An alloy steel chain sling must be removed from service if there is evidence that?

Threaded Shank

An eyebolt is a piece of rigging hardware with a ______________, which means it has series of spiral grooves cut into it.

Qualified Person

An individual that has a college degree in Safety tech. would be considered a______________ in the field of safety.

Forged steel

Because of the need for increased toughness shackles for most over head lifting are made from?

Load is properly balanced

Before attempting to lift a load with a chain hoist, make sure that the

Gear system

Chain hoists are able to lift heavy loads by utilizing a?

Rejection criteria

Examples of ————— for synthetic slings include a missing identification tag, a puncture, and crushing.

Manufacturers name and trade mark

Identification tags for slings must include the?

Unstranding

If a cable sling is found with the strands become untwisted in a section, the problem is referred to as_____________.

Competent person

If a wire rope sling appears to be damaged the decision to keep it in service must be made by a?

Anyone on the ground within sight of the crane operator

If an emergency occurs during rigging operations who is allowed to give the emergency stop hand signal?

Warning yarn

If the __________ is showing, the sling is not safe for use.

Removed from service immediately.

If the identification tag on a synthetic sling is missing or illegible, the sling must be?

500 F

Most alloy steel chained slings can be used in temps up to?

Sheave

Often found on a crane, a grooved pulley-wheel for changing the direction of a rope's pull is called a__________.

Tag line

Riggers use a ___________ to limit the unwanted movement of the load when the crane begins moving.

Synthetic fibers, cast iron links, and wire rope.

Slings are commonly made out of?

Plane

Standard eye-and-eye slings have eyes on the same__________, whereas twisted eye-and-eye slings have eyes at right angles to each other.

Before every use

Synthetic slings must be inspected, when?

Load

The __________is the total amount of what is being lifted.

Rated Capacity

The max load weight for a sling is the?

Rated capacity

The maximum load weight that a sling is designed to carry is called its__________.

Sling legs

The parts of the sling that reach from the attachment device around the object being lifted are called the__________.

Body

The size of the shackle is determined by the diameter of its?

Load stress

The tension applied on the rigging by the weight of the suspended load is called the__________.

Fiber core

The type of wire rope cord that is susceptible to heat damage at relatively low temperatures is the?

Hitch

The way the sling is arranged to hold the load is called the rigging configuration, or__________.

Master link

The__________ is the main connection fitting for chain slings.

Sling reach

The__________is the distance between the master link of the sling to either the end fitting of the sling or the lowest point on the basket.

Shackle

The__________is the link between the load and the lifting device.

Splice

To form an endless-loop web sling, __________the ends together.

Gear system

To lift heavy loads, all chain hoists use a?

Horizontally with palms facing down and quickly move both arms back and forth

To make the emergency stop signal that is used by riggers, extend both arms_____________.

Load Control

To prevent the load from rotating freely, you must use some method of_______________.

12 ft

Two choker hitches are recommended when lifting a load longer than? To keep the load balanced.

Rigging hook

Use a __________ to attach a sling to a load.

Bull ring

Use a single ring called a __________to attach multiple slings to a hoist hook.

Choker hitch

When a load has no attachment points or when the attachment points are not practical for lifting, it is best to use a?

Over loaded

When a tattle tail has been pulled into the jacket of a synthetic sling, the sling has been?

Grab hook

Which style of hook is designed to be used on alloy steel chain slings?

Wire rope

____________ slings are made of high strength steel wires formed into strands wrapped around a core.

One-rope lay

___________equals the lengthwise distance it takes for one strand of wire to make one complete turn around the core.