Exam (elaborations)
NCCER module 6 ( intro to basic rigging
- Module
- Wastewater B Test .
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- Wastewater B Test .
NCCER module 6 ( intro to basic rigging
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NCCER module 6 ( intro to basic riggingthe max load weight that a sling is designed to carry is the? - correct answer-rated capacity
most alloy steel chain slings can be used in Temps up to? - correct answer-500°F (260°c)
when a tattle tail has been pulled into the jacket of a synthetic sling, the sling most likely has
been? - correct answer-overloaded
if a wire rope sling appears to be damaged the decision to keep it in service must be made
by a? - correct answer-competent person
because of the need for increased toughness, shackles for most overhead lifting are made
from? - correct answer-forged steel
with type of hook is designed to be used on allay steel chain slings? - correct answer-grab
hooks
to lift heavy loads, all chain hoists use a? - correct answer-gear system
a type of hand operated winch device that should never be used for vertical lifts is a? -
correct answer-common come along
two choker hitches are recommended when lifting a load longer then? - correct answer-12
feet
if an emergency occurs during a riggin operation. who is allowed to give the emergency stop
hand signal? - correct answer-anyone on ground within sight of the crane operator
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