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Bridge cranes with rated capacities of 20,000 lbs. or greater are classified as ______ cranes -
(Answer)Category 2
The expiration date that is of particular importance to crane operators is - (Answer)The certification
expiration date of the crane
Who is primarily responsible for evaluating a Crane Operators physical and emotional fitness -
(Answer)crane operator
A monorail hoist with less than 20,000 lbs. capacity is a ________________ crane. -
(Answer)Category 3
Components that control, restrain, or position the load, and upon failure would cause dropping,
shifting or uncontrolled movement of the loads are ____________. - (Answer)load controlling parts
All of the following require a license to operate EXCEPT a: - (Answer)Non-cab operated category 3-
bridge crane
, What is two-blocking and why is two-blocking dangerous? - (Answer)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: - (Answer)Base x Height
divided by 2
When are operators required to perform a pre-use check of the crane? - (Answer)Prior to the first use
of the crane each day.
Regardless of the method of communication used all crane signals must be ____________________.
- (Answer)clear
Synthetic web slings should NOT be used in areas where temperatures exceed 194 degrees
Fahrenheit. - (Answer)True