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What is the safety factor for pendants or standing ropes? - 🧠 ANSWER
✔✔3/1 for normal operations
2.5/1 for boom erection
Safe working load (SWL) is ______ - 🧠 ANSWER ✔✔Rated Strength
The effective weight of an erected extension would be higher or lower than
its actual weight? - 🧠 ANSWER ✔✔Higher
How much twist is allowed in a crane hook? - 🧠 ANSWER ✔✔None
What is the horizontal distance a stand takes for one complete rotation
around the ropes core? - 🧠 ANSWER ✔✔Rope lay or lay length
,What deficiencies are you looking for in pendants or standing ropes? - 🧠
ANSWER ✔✔More than 2 broken wires in 1 lay length beyond end
connections
More than 1 broken wire in a rope lay at an end connection
What deficiencies are cause for removal from service in rotation resistant
ropes? - 🧠 ANSWER ✔✔2 random broken wires in 6 rope diameters
4 broken wires in 30 ropes diameters
2 6 packs at 4:30
What deficiencies would remove a running rope from service - 🧠 ANSWER
✔✔6 random broken wires in 1 rope lay
3 broken wires in 1 strand in 1 lay
6-3
To snub a load would be to _____ - 🧠 ANSWER ✔✔Tie it off
How is wire rope oiled? - 🧠 ANSWER ✔✔With a mineral based lubricant
How long is the annual inspection report kept? - 🧠 ANSWER ✔✔12 months
How long is a monthly inspection report kept? - 🧠 ANSWER ✔✔3 months
, Who does an inspection of a crane that has been idle for 3 months? - 🧠
ANSWER ✔✔Qualified person
What is boom angle minus jib offset? - 🧠 ANSWER ✔✔Jib angle to the
ground
An inspection after a repair is done by who? - 🧠 ANSWER ✔✔Qualified
person
Who does an annual inspection? - 🧠 ANSWER ✔✔Qualified person
What is the extension hanging on the side of the boom caller? - 🧠 ANSWER
✔✔Stored
What is the effect of a weight on a lever proportionate to its placement on
the lever called? - 🧠 ANSWER ✔✔Effective weight
What is the force exerted on a crane by its movement called? - 🧠 ANSWER
✔✔Dynamic load
A bold or solid line on a load chart is used to indicate what? - 🧠 ANSWER
✔✔Separation of structural capacities from a stability capacities
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