Rigging practices Study guides, Class notes & Summaries

Advanced Rigging Practice Test Best Study Material the operational quadrant between the left-or-right-side outriggers is - CORRECT ANSWER-over-the-side cranes are typically built to be - CORRECT ANSWER-longer than they are wide in a multiple-crane lift, the crane with the greatest net capacity must always be - CORRECT ANSWER-closest to the loads center of gravity leverage is defined as - CORRECT ANSWER-the power applied to a lever to cause the load to move the quadrant that is locate...

Advance Rigger Test Exam with Correct Answers What is meant by the term "two blocking"? a. Placing blocks under the outrigger beams. b. The load block contacts the boom point sheaves. c. Stacking loads on top of one another. d. The load strikes the boom while swinging. - CORRECT ANSWERS-b. The load block contacts the boom point sheaves. Lifting 20,000 lbs with a 2-leg bridle sling at a 30° horizontal sling angle, what is the force applied to each leg? a. 10,000 pounds b. 20,000 ...

Advanced Rigging Final Exam (questions and answers) How often should a synthetic web sling be inspected? - CORRECT ANSWER-Each day before use What will the tension be on one leg of a single vertical hitch lifting a load of 5 tons? - CORRECT ANSWER-5 tons Using the Rigging Hardware Tables in your book, what is the capacity of a 7/8 in. carbon shackle? - CORRECT ANSWER-13,000 lbs What is the most important piece of information to have before beginning to rig a load? - CORRECT ANSWER-Wei...

Advanced Rigging Final Exam (questions and answers) How often should a synthetic web sling be inspected? - CORRECT ANSWER-Each day before use What will the tension be on one leg of a single vertical hitch lifting a load of 5 tons? - CORRECT ANSWER-5 tons Using the Rigging Hardware Tables in your book, what is the capacity of a 7/8 in. carbon shackle? - CORRECT ANSWER-13,000 lbs What is the most important piece of information to have before beginning to rig a load? - CORRECT ANSWER-Wei...

Special Riggers Exam 100% Correct Review Bowline - secure safety line Back Hitch - secure rope scaffold Working Hitch - back up to back hitch Overnight Hitch - tie off scaffold at night Becket Hitch - tie rope to block and tackle Rig 3-Part Block - used to hoist rope scaffold Timber Hitch - used to hoist planks, cross braces, etc. Clove Hitch - multipurpose knot Square Knot - tie two ropes together of same diameter Sheet Bend - tie two ropes together of different diameter k Sheep - ...

Rigging practices Questions and Answers 100% Coreect A load chart range diagram can best be used to help identify: - net capacity for mobile crane working at maximum radius, exceeding what percentage of the cranes capacity requires the radius to be verified? - 80% the minimum depth of thread engagement for a 1/2 in eyebolt into steel object is? - 3/4 in when tying knots in synthetic rope lashing, the rated load is increased by 50% ? - false the size of shackle that can be used in the e...

Rigging 101 Final Exam Questions and Answers 100% Correct Oxygen bottles that are properly secured in a rack or stand designed for lifting/handling would be considered a critical rigging option. - false 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? - 2,000 lbs The minimum depth of thread engagement for a 1/2 inch eyebolt into a steel object...

Rigging 101 Final Exam (Advanced questions and answers) Oxygen bottles that are properly secured in a rack or stand designed for lifting/handling would be considered a critical rigging option. - CORRECT ANSWER-false 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? - CORRECT ANSWER-2,000 lbs The minimum depth of thread engagement for a 1/2 i...

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 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 ...

Advanced rigging test 2 final real exam questions and answers 1) What is meant by the term "two blocking - CORRECT ANSWER-The load block contacts the boom point sheaves. 2) lifting 20,000lbs, with a 2-leg bridle sling at a 30 horizontal sling angle, what is force applied to each leg? - CORRECT ANSWER-20,000 3) In multiple crane lifts using an equalizer beam, the weight of the beam should be considered: - CORRECT ANSWER-Part of the load weight 4) What is required if there is a deviat...