Advance Rigger Test Questions And Correct Answers

Advance Rigger Test – Questions And Correct Answers What is meant by the term "two blocking"?

• Placing blocks under the outrigger beams.
• The load block contacts the boom point sheaves.
• Stacking loads on top of one another.
• The load strikes the boom while swinging. Correct Ans - 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?

• 10,000 pounds
• 20,000 pounds
• 30,000 pounds
• 40,000 pounds Correct Ans - b. 20,000 pounds

In multiple crane lifts using an equalizer beam, the weight of the beam

should be considered:

• Part of the crane boom
• Part of the load weight
• Part of the crane weight
• A non-factor Correct Ans - b. Part of the load weight

What is required if there is a deviation from the lift plan?

• The supervisor's permission
• The rigger's permission
• A new lift plan
• Mark ups on the existing lift plan Correct Ans - c. A new lift plan

On level ground using skids and rollers, what percent of the weight of the load should yield the required line pull as a general rule of thumb?

• 2%
• 5%
• 10%
• 20% Correct Ans - b. 5%

All of the following are results of unbalanced reeving of the hook block

EXCEPT:

• Wear on the sheaves 1 / 2

• Torque on the boom
• Wear on the hook
• Wear on the wire rope Correct Ans - c. Wear on the hook

Before a spreader bar or beams can be used they MUST have been:

• Repainted
• Used before
• Tested and approved
• Upgraded from the previous job Correct Ans - c. Tested and

approved

When materials are being hoisted to an upper level, a tag line is used to:

• Help raise the load
• Help control the load
• Stop the process
• Stop material from falling Correct Ans - b. Help control the load

Two cranes are lifting 100 tons. If crane A has 40% of the load, how much weight will crane B have on its hook?

• 60,000 lbs
• 80,000 lbs
• 120,000 lbs
• 240,000 lbs Correct Ans - a. 60,000 lbs

To CONFIRM the rated capacity of a specific sling, consult the

manufacturer's:

• Sling chart
• Website
• Sling tag
• Catalog Correct Ans - c. Sling tag

OSHA regulations require hook replacement if the opening exceeds what percentage of its original throat opening?

• 10%
• 15%
• 18%
• 20% Correct Ans - b. 15%
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