Crane Operator (Knuckle Boom) Questions and Answers|
Exam Review 2024
1. What does part 3 of the worksafeBC Occupational Health and safety regulation
cover, if as an operator you are presented with a load to lift that you have
concerns about? ** Answ** Right to refuse unsafe work
2. What is the minimum size of chain sling required to lift a load weighing 12,000
pounds? ** Answ** 3/8 inch
3. What is the minimum size of wire rope slings required to lift a load weighing
10,000 Pounds? ** Answ** 3/4 Inch
4. Which of the following is not an acceptable method for determining the weight of
a load? ** Answ** Test lifting a load
5. The numbers shown on the crane's load chart are: ** Answ** Gross Capacity
6. If no load chart is available for the type of lift to be performed, you should: **
Answ** not perform the lift at all
7. Whenever the stabilizers are not visible to the operator during extending setting ,
the operator must: ** Answ** Be assisted by another person
8. What do the letters "OLP" stand for as they relate to articulated cranes? **
Answ** Overload Protection
9. When is it acceptable to load an articulating crane beyond the related load? **
Answ** Only while operating for load testing purposes
10. Within what percentage of level does a telescopic boom have to be for the gross
rating in the load chart to remain valid? ** Answ** 1%
11. The load line of a crane you're operating comes in contact with an energized line.
There's no sign of any other danger , such as fire. In such a situation , you
should: ** Answ** Stay in the cab until the lines are de-energized
12. You're setting your crane up in a confined area and you cannot fully extend your
fourth out rigger. Your crane does not have a load chart for intermediate
extensions working. In such a situation you should use the capacities in the: **
Answ** On rubber load chart
, 13. According to OSHA 1926. 1413, how many randomly distributed broken wires in
rotation- resistant rope are cause for considering replacement of the rope? **
Answ** 2 broken wires in 6 rope diameters
14. Unless the manufacturer states otherwise, the net capacity of a crane on main
boom is the listed in the load chart: ** Answ** minus the weight of the rigging
and all attachments
15. Which is the most common cause of death to crane operators? ** Answ**
Crane Turnover
16. An operator should respond to a "stop" signal from: ** Answ** anyone
17. Unless the manufacturer states otherwise, truck cranes generally have no lifting
capacity over which area? ** Answ** The front
18. "Working radius" is defined as the distance from the: ** Answ** center of
rotation of the crane to the center of gravity the load
19. If a bold line is shown on a load chart, the capacities below the line: ** Answ**
are based on stability of the crane
20. Rough terrain crane capacities are generally greater over the: ** Answ**
Front
21. According to federal requirements, under what conditions is it OK for a person to
to ride the headache ball? ** Answ** it is never OK
22. On duty cycle operations, such as skipping concrete, most manufactures require
a crane's load chart capacity to be reduced by: ** Answ** 20%
23. Boom Length is measured from the: ** Answ** Boom hinge pins to the center
of the boom tip sheave.
24. Using the preferred method of installing wire rope from a reel onto a hoist drum,
the rope runs from the: ** Answ** top of the reel to the top of the drum
25. Truck crane capacities are usually greater over the: ** Answ** rear
26. A truck crane is set up on outriggers. The part of the load chart governed by
stability is based on what percentage of the crane's capacity? ** Answ** 85%
27. According to OSHA, accessible areas of the operating crane must always be
barricaded within: ** Answ** the swing radius of the reproof the rotating
superstructure
Exam Review 2024
1. What does part 3 of the worksafeBC Occupational Health and safety regulation
cover, if as an operator you are presented with a load to lift that you have
concerns about? ** Answ** Right to refuse unsafe work
2. What is the minimum size of chain sling required to lift a load weighing 12,000
pounds? ** Answ** 3/8 inch
3. What is the minimum size of wire rope slings required to lift a load weighing
10,000 Pounds? ** Answ** 3/4 Inch
4. Which of the following is not an acceptable method for determining the weight of
a load? ** Answ** Test lifting a load
5. The numbers shown on the crane's load chart are: ** Answ** Gross Capacity
6. If no load chart is available for the type of lift to be performed, you should: **
Answ** not perform the lift at all
7. Whenever the stabilizers are not visible to the operator during extending setting ,
the operator must: ** Answ** Be assisted by another person
8. What do the letters "OLP" stand for as they relate to articulated cranes? **
Answ** Overload Protection
9. When is it acceptable to load an articulating crane beyond the related load? **
Answ** Only while operating for load testing purposes
10. Within what percentage of level does a telescopic boom have to be for the gross
rating in the load chart to remain valid? ** Answ** 1%
11. The load line of a crane you're operating comes in contact with an energized line.
There's no sign of any other danger , such as fire. In such a situation , you
should: ** Answ** Stay in the cab until the lines are de-energized
12. You're setting your crane up in a confined area and you cannot fully extend your
fourth out rigger. Your crane does not have a load chart for intermediate
extensions working. In such a situation you should use the capacities in the: **
Answ** On rubber load chart
, 13. According to OSHA 1926. 1413, how many randomly distributed broken wires in
rotation- resistant rope are cause for considering replacement of the rope? **
Answ** 2 broken wires in 6 rope diameters
14. Unless the manufacturer states otherwise, the net capacity of a crane on main
boom is the listed in the load chart: ** Answ** minus the weight of the rigging
and all attachments
15. Which is the most common cause of death to crane operators? ** Answ**
Crane Turnover
16. An operator should respond to a "stop" signal from: ** Answ** anyone
17. Unless the manufacturer states otherwise, truck cranes generally have no lifting
capacity over which area? ** Answ** The front
18. "Working radius" is defined as the distance from the: ** Answ** center of
rotation of the crane to the center of gravity the load
19. If a bold line is shown on a load chart, the capacities below the line: ** Answ**
are based on stability of the crane
20. Rough terrain crane capacities are generally greater over the: ** Answ**
Front
21. According to federal requirements, under what conditions is it OK for a person to
to ride the headache ball? ** Answ** it is never OK
22. On duty cycle operations, such as skipping concrete, most manufactures require
a crane's load chart capacity to be reduced by: ** Answ** 20%
23. Boom Length is measured from the: ** Answ** Boom hinge pins to the center
of the boom tip sheave.
24. Using the preferred method of installing wire rope from a reel onto a hoist drum,
the rope runs from the: ** Answ** top of the reel to the top of the drum
25. Truck crane capacities are usually greater over the: ** Answ** rear
26. A truck crane is set up on outriggers. The part of the load chart governed by
stability is based on what percentage of the crane's capacity? ** Answ** 85%
27. According to OSHA, accessible areas of the operating crane must always be
barricaded within: ** Answ** the swing radius of the reproof the rotating
superstructure
