In order for a crane to lift its own counterweight for loading or off-loading, which of the following criteria should be met to ensure maximum safety?

Correctly installed U bolt type wire rope clips are installed with the U portion of the clip on the:

Custom fabricated lifting beams or any homemade lifting device must be:

Determine if this statement is true or false. A documented pre-lift plan will state the names of the engineers and supervisors who have worked to prepare the plan.

When is the proper time to attach the counterweight to the crane?

( T or F ) There are 3 classifications for Riggers and training is required for all of them.

( T or F ) Before using an air operated tugger, the air line should be blown out to remove excess moisture.

Determine if this statement is true or false. All lifts require some type of lift plan.

With two shackles or sling eyes in a hook, what is the suggested maximum included lifting angle?

Two closed fists with both thumbs pointing toward each other is the signal for: