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Rigging 101 Final Exam 2024/2025 already graded A+ 2024/2025

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  • GENERAL CRANE SAFETY

Rigging 101 Final Exam 2024/2025 already graded A+ 2024/2025

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Información del documento

  • 29 de febrero de 2024
  • 5
  • 2023/2024
  • Examen
  • Preguntas y respuestas

Temas

  • general crane safety
  • oxygen bottles that are properly secured in a rack
  • which of the following markings are required on la
  • sling angle stress could contribute to an overload

Escuela, estudio y materia

  • GENERAL CRANE SAFETY
  • GENERAL CRANE SAFETY

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Ashley96

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Rigging 101 Final Exam

Oxygen bottles that are properly secured in a rack or stand designed for lifting/handling would
be considered a critical rigging option. - ANSfalse

There are three slings hanging from a hook. Each sling has the capacity of 2,000 pounds. What
is the heaviest load that could be lifted using these slings if they were attached to a single point?
- ANS2,000 lbs

The minimum depth of thread engagement for a 1/2 inch eyebolt into a steel object is: - ANS3/4"

Given a 1/2 in steel walled empty cylindrical tank that is opened at one end, calculate its weight
(round answer to the nearest hundred). - ANS1800

What markings are required on hoists? - ANSthe manufacturer, model number, rated load, and
re-inspection due date

Which of the following markings are required on lashing? - ANSthe reinspect due date, rated
load

A motor that weighs over 80 of the capacity of the rigging gear used in the rigging operation is
considered a critical rigging operation is considered a critical rigging operation. - ANSfalse

Increasing the sling angle from horizontal _______ the stress in the sling. - ANSdecreases

The area of this triangle with dimensions given in feet is: - ANS24 sqft

What is the minimum grade of chain required for chain slings? - ANSgrade 80

Two people should be used to pull the hand chain of a manual chain hoist when it gets too hard
for on person to pull. - ANSfalse

Sling angle stress could contribute to an overload even if the slings selected had enough
capacity to carry the total load weight. - ANStrue

Which of the following attachment points can be used at full capacity when pulled at any angle
from vertical? - ANSswivel hoist rings

To find sling angle stress... - ANSmultiply the weight in the attachment point with the angle
factor

, Who is required to perfom an inspection prior to using rigging gear, and what is this inspection
called? - ANSthe user, pre-use inspection

Detailed written procedures are required for every rigging operation. - ANSfalse

The rigging operating envelope contains the rigging gear and miscellaneous equipment covered
by P-307 section 14, the load itself and... - ANSthe load rigging path, the gear or equipment's
supporting structure

When a load is left suspended unattended from a chain hoist it must be secured. How is the
chain hoist secured - ANSthe chain is tied off or pad locked

What is the efficiency of a knot or bend? - ANS75

Never bend a wire rope around a diameter _______ itself. - ANSsmaller than

To whom or to what are the majority of crane and rigging accidents attributed? - ANSpersonnel
error

What is the name of the knot or hitch shown below? (blue rope) - ANSclove hitch

a straight-line hitch is good for _____ of a sling rated load? - ANS100%

What must be used to tighten a swivel hoist ring to the manufacturer's requirements? - ANSa
torque wrench

Attachment point #1 is 6 feet from the center of gravity (CG) and attachment point #2 is 3 feet
from the center of gravity (CG). There is a 10,000 lbs load attached. What is the correct
equation to find the weight distribution for attachment point #1? - ANS3 divided by 9 multiplied
by 10,000 ( x 10,000)

It is ok to tie a know in or install a bolt into a chain sling leg to shorten the sling. - ANSfalse

When rigging gear covered by p-307 section 14 fails while suspended from a structure and
drops the load it is a: - ANSrigging accident

Why must hoisting be stopped once the load is completely off the ground? - ANSto determine
sling angle stress

Distorted or twisted rigging hardware must be: - ANSremoved from service

For all critical rigging operations, a supervisor must review on-site conditions and... -
ANSconduct a pre-job briefing

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