NCCCO CORE INCLUDING TABLES
EXAM REVIEW QUESTIONS WITH
COMPLETE ANSWERS
How many electrocution hazard warnings must be displayed - ANSWER -1 in cab 2
outside
Using Running wire rope, ________ randomly distributed broken wires in ________
rope lay - ANSWER -6-1
________ broken wires in one STRAND in______ rope lay - ANSWER -3-1
In rotation resistant ropes, _______ randomly distributed broken wires in _______ rope
diameters or ______ randomly distributed broken wires in _____ rope diameters. -
ANSWER -2-6, 4-30
In Pendants or standing wire ropes more than ____ broken wires in one rope lay
located in rope BEYOND end connections and/or more than ____ broken wire in rope
lay located at an end connection - ANSWER -2-1
What is the Load Angle Factor if Horizontal Sling Angle Factor is 90 degrees -
ANSWER -1.000
What is the Load Angle Factor if Horizontal sling angle is 60 degrees - ANSWER -1.155
What is the Load Angle Factor if Horizontal Sling Angle Factor 30 degrees - ANSWER -
2.000
TT 345-750V - ANSWER -16ft TT
TA 500-750V - ANSWER -35ft TA
TT 50-345V - ANSWER -10ft TT
TA 750-1000V - ANSWER -45ft TA
TA 50-200V - ANSWER -15ft TA
TA 350-500V - ANSWER -25ft TA
TT 750-1000 - ANSWER -20ft TT
TT .01-.75 - ANSWER -4ft TT
, TA 200-350V - ANSWER -20ft TA
TA up to 50V - ANSWER -10ft TA
TT .75-50V - ANSWER -6ft TT
What is strongest type of sling - ANSWER -Basket
What is the second strongest sling - ANSWER -Vertical
What is the weakest sling - ANSWER -Choker
Rated capacity of Angle of choke over 120 - ANSWER -100
Rated capacity of Angle of choke 90-120 - ANSWER -87
Rated capacity of Angle of choke 60-89 - ANSWER -74
Rated capacity of Angle of choke 30-59 - ANSWER -62
Rated capacity of Angle of choke 0-29 - ANSWER -49
What is the OSHA standard that covers the construction industry? - ANSWER -CFR
1926.1400
What is the ASME/ANSI standard for mobile cranes - ANSWER -B30.5
Inspections every shift - ANSWER -By a competent person and no document needed
Monthly inspection - ANSWER -Competent person documented for 3 months
Annual inspection - ANSWER -Qualified person documented for a year
When should taglines be used - ANSWER -When load is dangerous
When hoisting personnel, within what percentage of level must a telescopic boom need
to be at - ANSWER -1%
What do you do if a crane has been energized but no sign of fire exists - ANSWER -
Stay in cab until de-energized
Net capacity of cranes main boom - ANSWER -Capacity listed in load chart minus
rigging and all attachments
EXAM REVIEW QUESTIONS WITH
COMPLETE ANSWERS
How many electrocution hazard warnings must be displayed - ANSWER -1 in cab 2
outside
Using Running wire rope, ________ randomly distributed broken wires in ________
rope lay - ANSWER -6-1
________ broken wires in one STRAND in______ rope lay - ANSWER -3-1
In rotation resistant ropes, _______ randomly distributed broken wires in _______ rope
diameters or ______ randomly distributed broken wires in _____ rope diameters. -
ANSWER -2-6, 4-30
In Pendants or standing wire ropes more than ____ broken wires in one rope lay
located in rope BEYOND end connections and/or more than ____ broken wire in rope
lay located at an end connection - ANSWER -2-1
What is the Load Angle Factor if Horizontal Sling Angle Factor is 90 degrees -
ANSWER -1.000
What is the Load Angle Factor if Horizontal sling angle is 60 degrees - ANSWER -1.155
What is the Load Angle Factor if Horizontal Sling Angle Factor 30 degrees - ANSWER -
2.000
TT 345-750V - ANSWER -16ft TT
TA 500-750V - ANSWER -35ft TA
TT 50-345V - ANSWER -10ft TT
TA 750-1000V - ANSWER -45ft TA
TA 50-200V - ANSWER -15ft TA
TA 350-500V - ANSWER -25ft TA
TT 750-1000 - ANSWER -20ft TT
TT .01-.75 - ANSWER -4ft TT
, TA 200-350V - ANSWER -20ft TA
TA up to 50V - ANSWER -10ft TA
TT .75-50V - ANSWER -6ft TT
What is strongest type of sling - ANSWER -Basket
What is the second strongest sling - ANSWER -Vertical
What is the weakest sling - ANSWER -Choker
Rated capacity of Angle of choke over 120 - ANSWER -100
Rated capacity of Angle of choke 90-120 - ANSWER -87
Rated capacity of Angle of choke 60-89 - ANSWER -74
Rated capacity of Angle of choke 30-59 - ANSWER -62
Rated capacity of Angle of choke 0-29 - ANSWER -49
What is the OSHA standard that covers the construction industry? - ANSWER -CFR
1926.1400
What is the ASME/ANSI standard for mobile cranes - ANSWER -B30.5
Inspections every shift - ANSWER -By a competent person and no document needed
Monthly inspection - ANSWER -Competent person documented for 3 months
Annual inspection - ANSWER -Qualified person documented for a year
When should taglines be used - ANSWER -When load is dangerous
When hoisting personnel, within what percentage of level must a telescopic boom need
to be at - ANSWER -1%
What do you do if a crane has been energized but no sign of fire exists - ANSWER -
Stay in cab until de-energized
Net capacity of cranes main boom - ANSWER -Capacity listed in load chart minus
rigging and all attachments
