What kind of rigger is required for A/D? - ✔✔ANSW✔✔..Qualified Rigger
Signal training is now required in the construction industry, True or False? - ✔✔ANSW✔✔..True
What is the weight of the object being lifted called? - ✔✔ANSW✔✔..Net Load
Why are the edges of a man basket smooth? - ✔✔ANSW✔✔..To protect against injury
Man basket doors must swing which way? - ✔✔ANSW✔✔..Must swing inwards only
Name a few things to inspect for with synthetic slings - ✔✔ANSW✔✔..Missing tags, acid burns, broken
stitches, melting, snags, tears, cuts, discoloration
What should never be done while inspecting a wire rope? - ✔✔ANSW✔✔..Open it to expose the core
A few things to be checked for in a wire rope inspection are - ✔✔ANSW✔✔..Corrosion, crushed strands,
bird caging, high stranding, core protrusion, damaged end fittings, heat damage from any source
If the horizontal sling angle decreases, the rated capacity - ✔✔ANSW✔✔..Decreases
,How much does concrete weigh per cubic foot? - ✔✔ANSW✔✔..150 lbs.
What are the four different types of crane signals? - ✔✔ANSW✔✔..Hand
Voice
Audible
New
The shaded area on a load chart indicates _______? - ✔✔ANSW✔✔..A structural chart
The minimum distance to a power line of unknown voltage is ? - ✔✔ANSW✔✔..50'
When hoisting personnel and have known voltage, can you use Table A and get closer than 20'? -
✔✔ANSW✔✔..Never!
What is the minimum tale swing clearance requirement - ✔✔ANSW✔✔..2'
When making a lift in excess of 75% of rated capacity, this would be considered a ? -
✔✔ANSW✔✔..Critical lift
All lifting devices are load tested to how much? - ✔✔ANSW✔✔..125%
How many people signal the cranes on a 2 crane pick? - ✔✔ANSW✔✔..1
On a multi crane pick, each crane should be loaded to no more than what percentage of its rated
capacity? - ✔✔ANSW✔✔..75%
The highest cause of fatalities in crane accidents is ? - ✔✔ANSW✔✔..Electrocution
What is a C rated fire extinguisher used for? - ✔✔ANSW✔✔..Electrical fires, anything to do with
CURRENT
, The weight of a stationary load is called ? - ✔✔ANSW✔✔..Static load
What will a properly configured LMI indicate? - ✔✔ANSW✔✔..Potential Overload
New signals must be ? - ✔✔ANSW✔✔..Equally effective
The minimum distance to pass below power lines with no load and the crane in its transport
configuration is ...? - ✔✔ANSW✔✔..4'
A crane operator must be certified for the _____ and ______ of the crane they will operate -
✔✔ANSW✔✔..Type and capacity
What is the horizontal distance from the center of rotation to the center of the suspended load called? -
✔✔ANSW✔✔..Load radius
A jib is primarily used for ? - ✔✔ANSW✔✔..Height
What is the principle of leverage? - ✔✔ANSW✔✔..Weight x distance = distance x weight
Whats the formula to find the estimated weight of a square object - ✔✔ANSW✔✔..length x width x
height x unit weight
What happens to the rated capacity at a given radius when handling personnel? - ✔✔ANSW✔✔..It is de-
rated 50%
The first thing done on site when lifting personnel is ? - ✔✔ANSW✔✔..A pre-lift meeting
A critical lift would be in excess of what percentage of rated capacity? - ✔✔ANSW✔✔..75%
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