COMPLETE SOLUTION;(THIS'LL GET YOU AT
LEAST A 94 ON THE TEST)
Bridge cranes with rated capacities of 20,000 lbs. or greater are classified as
______ cranes
Category 2
The expiration date that is of particular importance to crane operators is
The certification expiration date of the crane
Who is primarily responsible for evaluating a Crane Operators physical and
emotional fitness
crane operator
A monorail hoist with less than 20,000 lbs. capacity is a ________________ crane.
Category 3
Components that control, restrain, or position the load, and upon failure would
cause dropping, shifting or uncontrolled movement of the loads are
____________.
load controlling parts
All of the following require a license to operate EXCEPT a:
Non-cab operated category 3-bridge crane
What is two-blocking and why is two-blocking dangerous?
Two-blocking occurs when the hook block comes in contact with the upper sheave block
during hoisting of the hook. It is dangerous because it could result in damage to the
crane, parting of the hoist lines, and dropping the load.
The formula for determining the area of a triangular shaped object is:
Base x Height divided by 2
When are operators required to perform a pre-use check of the crane?
Prior to the first use of the crane each day.
Regardless of the method of communication used all crane signals must be
____________________.
clear
Synthetic web slings should NOT be used in areas where temperatures exceed
194 degrees Fahrenheit.
True
If an object is 6 feet long, 5 feet wide, and 4 feet high, what is the volume of the
object?
120 cubic feet
Is it necessary for the operator to see the load or work area?
Not if there is a designated signal person who is in control of the lift and is in view of the
operator, or if the signal giver is in constant radio contact with the operator.
What is "inching"?
Performing a motion very slowly, a little at a time
The majority of crane accidents are attributed to which of the following?
Personnel error
, Crane operators at naval activities may be required to operate various types of
cranes for which they hold a license. Which of the following can best assure
operator proficiency and safety?
Be familiarized by a qualified person before operating the crane for the first time
Which of the following is NOT an acceptable method of communication between
the signal person and the crane operator?
Signal Flags
Which of the following is used with a physical locking device placed at the energy
source?
Lockout Tag
Which of the following is considered to be the best way the operator can ensure
the crane is safe to operate on any given day?
Perform Daily Pre-use Checks
When crane accidents happen, you must do all of the following EXCEPT:
Continue to operate the crane until all lifts are completed
Components that provide protection for operation and maintenance personnel
working on or in the path of cranes.
General Safety Devices
If the crane operator and the rigger in charge disagree on whether or not a load is
safe to lift the operator should:
not operate the crane until contacting the supervisor to resolve the issue.
Components that support the load, and upon failure would cause dropping or
uncontrolled lowering of the load are ____________.
load bearing parts
What is meant by "skewing"?
Where one end of the bridge gets ahead of the other end, frequently causing binding on
the rails.
What are the principal parts of an overhead traveling crane?
Bridge girders, end trucks, trolley, and operator's cab or pendant control
Why shall sudden starts and stops of the bridge and trolley be avoided?
Sudden starts and stops could cause the trolley or bridge to derail
Select the proper method of landing a load.
Lower the load slowly, stop a few inches from the landing point, then slowly lower the
rest of the way.
The crane operator must check the certification information on the crane
for________ before operating the crane.
certification expiration date, crane ID, and certified capacity
What is the bridge crane communications hand signal pictured, with the palms
up, fingers closed; thumb pointing in the direction of motion, and jerking
horizontally?
Trolley travel
At what point during a lift may trolley or bridge travel be started?
When the tracks are clear and the load is high enough off the ground to pass over
obstacles safely