Rigging practices course Questions and Quality Solutions 2024 100% Solved

A load chart range diagram can best be used to help identify: - Correct Answer net capacity for mobile crane working at maximum radius, exceeding what percentage of the cranes capacity requires the radius to be verified? - Correct Answer 80% the minimum depth of thread engagement for a 1/2 in eyebolt into steel object is? - Correct Answer 3/4 in when tying knots in synthetic rope lashing, the rated load is increased by 50% ? - Correct Answer false the size of shackle that can be used in the eye of a wire rope sling must be ________ the wire rope size? - Correct Answer equal to or greater than a shackle must be marked with the rated load, re-inspected due date, and the date manufacture? - Correct Answer false when working near energized power lines where the crane or load could cross the absolute limit of approach, what additional requirements must the crane team follow? - Correct Answer designated spotter must be stationed to watch clearances the load weight of a personnel lift must not exceed _____ of the hoists rated capacity for the working radius ? - Correct Answer (50%) a manufacturer's certificate of proof test may satisfy the initial test requirements for rigging equipment? - Correct Answer false which of the following operator actions will most likely cause a reduction in the capacity of a mobile crane? - Correct Answer booming down an angular pull of 45 degrees is allowed on non shouldered type eye bolts? - Correct Answer false two slings creating a 60 degree sling angle are used to lift a 4,000 pound item. the appropriate rated load for each sling is 2,000 pounds. - Correct Answer false when are loads allowed to be moved over personnel? - Correct Answer never 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) - Correct Answer 1800 lbs a