NCCCO Rigger 1 Exam
Questions with Correct
Answers
What is the max included angle for a shackle? - Answer-120 Degrees
Wire rope clips and wedge sockets shall be designed to have a minimum connection
efficiency of? - Answer-80 %
The center of gravity location of a load may _________of the load - Answer-Not be
located on the actual physical body
A sling that is rigged at 30 degrees to the load will be subjected to an increase sling
tension of? - Answer-200 %
Using a wire rope sling in a choker hitch configuration, the capacity will be how much
less than a straight line hitch? - Answer-25 %
The capacity of the vertical basket hitch is generally considered to be blank percent of
the straight line vertical hitch capacity? - Answer-200 %
in the D:d ratio the uppercase D stands for what? - Answer-Diameter of the object the
sling will pass around
As a general rule, the smaller the D:d ratio applied to a wire rope sling's body, - Answer-
the more the slings capacity is reduced
When the distance between sling attachments and sling length are the same, then what
is the sling angle? - Answer-60 degrees
The distance between sling attachment points, multiplied by .75 will result in the
approximate sling length for a _____sling angle - Answer-45 degree
Shackles WLL up through 4" must be what safety factor? - Answer-5:1
Over 4 inches safety factor is what? - Answer-4:1
what can slings be safely connected to each other with? - Answer-shackles
Questions with Correct
Answers
What is the max included angle for a shackle? - Answer-120 Degrees
Wire rope clips and wedge sockets shall be designed to have a minimum connection
efficiency of? - Answer-80 %
The center of gravity location of a load may _________of the load - Answer-Not be
located on the actual physical body
A sling that is rigged at 30 degrees to the load will be subjected to an increase sling
tension of? - Answer-200 %
Using a wire rope sling in a choker hitch configuration, the capacity will be how much
less than a straight line hitch? - Answer-25 %
The capacity of the vertical basket hitch is generally considered to be blank percent of
the straight line vertical hitch capacity? - Answer-200 %
in the D:d ratio the uppercase D stands for what? - Answer-Diameter of the object the
sling will pass around
As a general rule, the smaller the D:d ratio applied to a wire rope sling's body, - Answer-
the more the slings capacity is reduced
When the distance between sling attachments and sling length are the same, then what
is the sling angle? - Answer-60 degrees
The distance between sling attachment points, multiplied by .75 will result in the
approximate sling length for a _____sling angle - Answer-45 degree
Shackles WLL up through 4" must be what safety factor? - Answer-5:1
Over 4 inches safety factor is what? - Answer-4:1
what can slings be safely connected to each other with? - Answer-shackles
