Rigging Final Advanced Exam (Q&A)
According to OSHA, what conditions require synthetic fiber rope to be removed from
service? - CORRECT ANSWER-It must be removed from service if there are signs of
abnormal wear, powdered fibers between the strands, broken or cut fibers, variation in
size or ...
Rigging Final Advanced Exam ( Q&A) According to OSHA, what conditions require synthetic fiber rope to be removed from service? - CORRECT ANSWER -It must be removed from service if there are signs of abnormal wear, powdered fibers between the strands, broken or cut fibers, variation in size o r roundness of strands. One major manufacturer lists their 1/2" three strand rope as having a catalog breaking strength of 5600 lbs. Using the industry standard design factor, determine the working load limit. - CORRECT ANSWER -5600/5 = 1120lbs working load limit Which knot is often called the king of knots? - CORRECT ANSWER -The Bowline. It is easily untied after supporting a heavy load. What are OSHA's requirements for inspecting wire rope? - CORRECT ANSWER -They There are two variations of the square knot that should be avoided for rigging purposes. What are they? - CORRECT ANSWER -The thief knot, because the tension is crossways it does not perform as well as the square knot. The grief or "whatknot" is a trick knot and often falls apart when tension is applied. What is the efficiency rating of a bowline on a bight? - CORRECT ANSWER -It is 65% efficient. What is the efficiency rating of a running bowline? - CORRECT ANSWER -It is 50% efficient. What is the efficiency rating of a clove hitch? - CORRECT ANSWER -It is 60% efficient Explain what it helps to begin a splice with a tracer strand. - CORRECT ANSWER -Start by tucking the tracer strand back into itself, this gives you a good reference point to start the splice. How far must the tails project beyond the last full tuck in 3/4" rope? - CORRECT ANSWER -The tails must project at least six rope diameters for all rope 1" and under. Which of the following splices is not rated for efficiency? a. eye splice b. short splice c. back splice - CORRECT ANSWER -c. Back splices prevent the ends of a rope from fraying and therefore has no efficiency rating
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Tutorgrades. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $11.99. You're not tied to anything after your purchase.
