Core Curriculum Module 6

The maximum load weight that a sling is designed to carry is the_?

• top weight

• carry weight

• rated capacity

• load capacity

Most alloy steel chain slings can be used in temperatures up to_?

• 200 degrees Fahrenheit

• 300 degrees Fahrenheit

• 400 degrees Fahrenheit

• 500 degrees Fahrenheit

When a tattle-tail has been pulled into the jacket of a synthetic sling,the sling most likely has been_?

• chemically damaged

• overheated

• overloaded

• crushed

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

• site supervisor

• district manager

• competent person

• crane operator

Because of the need for increased toughness,shackles for most overheated lifting are made from_?

• cast steel

• forged steel

• drop iron

• temperd aluminum

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

• grab hook

• eye hook

• sliding hook

• short hook

To lift heavy loads,all chain hoists must use a(n)

• sprocket set

• anchorage slide

• gear system

• hook retainer

A type of hand operated winching device that should never be used for vertical overhead lifting is a_?

• chain hoist

• come-along

• block and tackle

• ratchet lever hoist

Two choker hitches are recommended when lifting a load longer than?

• 6 feet (~2m)

• 8 feet (~2.5m)

• 10 feet (~3m)

• 12 feet (~3.5m)

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

• Only another crane operator in the vicinity

• Only a designated signal person

• Only a qualified rigger who has completed signal training

• Anyone on the ground who is in site of the crane operator