NCCER module 6 ( intro to basic rigging

the max load weight that a sling is designed to carry is the?

rated capacity

most alloy steel chain slings can be used in Temps up to?

500°F (260°c)

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

overloaded

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

competent person

because of the need for increased toughness, shackles for most overhead lifting are made from?

forged steel

with type of hook is designed to be used on allay steel chain slings?

grab hooks

to lift heavy loads, all chain hoists use a?

gear system

a type of hand operated winch device that should never be used for vertical lifts is a?

common come along

two choker hitches are recommended when lifting a load longer then?

12 feet

if an emergency occurs during a riggin operation. who is allowed to give the emergency stop hand signal?

anyone on ground within sight of the crane operator