Complete Solutions Updated 2024
What are the four different types of crane signals? - ✔✔Hand
Voice
Audible
New
The shaded area on a load chart indicates _______? - ✔✔A structural chart
The minimum distance to a power line of unknown voltage is ? - ✔✔50'
When hoisting personnel and have known voltage, can you use Table A and get closer
than 20'? - ✔✔Never!
What is the minimum tale swing clearance requirement - ✔✔2'
What kind of rigger is required for A/D? - ✔✔Qualified Rigger
Signal training is now required in the construction industry, True or False? - ✔✔True
What is the weight of the object being lifted called? - ✔✔Net Load
Why are the edges of a man basket smooth? - ✔✔To protect against injury
Man basket doors must swing which way? - ✔✔Must swing inwards only
COPYRIGHT © 2025 BY BRITTIE DONALD, ALL RIGHTS RESERVED 1
,Name a few things to inspect for with synthetic slings - ✔✔Missing tags, acid burns,
broken stitches, melting, snags, tears, cuts, discoloration
What should never be done while inspecting a wire rope? - ✔✔Open it to expose the
core
A few things to be checked for in a wire rope inspection are - ✔✔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 - ✔✔Decreases
How much does concrete weigh per cubic foot? - ✔✔150 lbs.
When making a lift in excess of 75% of rated capacity, this would be considered a ? -
✔✔Critical lift
All lifting devices are load tested to how much? - ✔✔125%
How many people signal the cranes on a 2 crane pick? - ✔✔1
On a multi crane pick, each crane should be loaded to no more than what percentage of
its rated capacity? - ✔✔75%
The highest cause of fatalities in crane accidents is ? - ✔✔Electrocution
What is a C rated fire extinguisher used for? - ✔✔Electrical fires, anything to do with
CURRENT
The weight of a stationary load is called ? - ✔✔Static load
What will a properly configured LMI indicate? - ✔✔Potential Overload
New signals must be ? - ✔✔Equally effective
COPYRIGHT © 2025 BY BRITTIE DONALD, ALL RIGHTS RESERVED 2
, The minimum distance to pass below power lines with no load and the crane in its
transport configuration is ...? - ✔✔4'
A crane operator must be certified for the _____ and ______ of the crane they will
operate - ✔✔Type and capacity
What is the horizontal distance from the center of rotation to the center of the
suspended load called? - ✔✔Load radius
A jib is primarily used for ? - ✔✔Height
What is the principle of leverage? - ✔✔Weight x distance = distance x weight
Whats the formula to find the estimated weight of a square object - ✔✔length x width x
height x unit weight
What happens to the rated capacity at a given radius when handling personnel? - ✔✔It
is de-rated 50%
The first thing done on site when lifting personnel is ? - ✔✔A pre-lift meeting
A critical lift would be in excess of what percentage of rated capacity? - ✔✔75%
What should be tested at the beginning of a critical lift? - ✔✔The brakes
When assembling boom, what kind of chart will be used? - ✔✔Boom composition chart
As the pre-lift that must be investigated by a planning group are completed, the results
are entered and filled in a series of ? - ✔✔Checklists
According to OSHA, during A/D, at what height must you tie off? - ✔✔15'
A personnel basket shall be proof load tested to what percent? - ✔✔125%
The maximum angle on a shackle or a collector ring is what? - ✔✔120 degrees
COPYRIGHT © 2025 BY BRITTIE DONALD, ALL RIGHTS RESERVED 3