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certified mobile crane operator prep test
Questions and Correct Answers/ Latest
Update / Already Graded
Where must the operator's manual be kept during crane operations?
Ans: The operator's manual should always be kept in t he cab
according to ASME B30.5, what are the minimal requirements to meet
the crane operator qualifications?
Ans: Physical, Written test, Practical Test
which will have the greatest effect to the fulcrum of a crawler crane
and have a major impact on capacity?
Ans: working over the rear
what hand signal must always be obeyed?
Ans: Stop
When removing pins or bolts from a boom, assembly, workers shall
remain?
Ans: out from under the boom
All rights reserved © 2025/ 2026 |
, Page |2
when may a crane be overloaded?
Ans: Never
what is the purpose of a boom length indicator?
Ans: to provide the actual boom length at the time of use.
when can the operator leave the crane?
Ans: after securing the crane
when can a crane be side loaded
Ans: with a freely suspened load
the deflection of a boom will cause the load to?
Ans: increase the radius
which inspection has a competent person making records of the
inspection?
Ans: Month
All rights reserved © 2025/ 2026 |
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when should tag lines be used?
Ans: when the rotation of the suspended load becomes
hazardous
what shall be in the operator's cab during crane operations?
Ans: load charts
which of the following is considered duty-cycle work?
Ans: clamshell digging.
when doing the duty cycle work, most manufactures require the
crane's capacity to be reduced by?
Ans: 20%
which components are not parts of the boom?
Ans: Heel pins
the boom angle on a lattice boom crane, is the angle between?
All rights reserved © 2025/ 2026 |
certified mobile crane operator prep test
Questions and Correct Answers/ Latest
Update / Already Graded
Where must the operator's manual be kept during crane operations?
Ans: The operator's manual should always be kept in t he cab
according to ASME B30.5, what are the minimal requirements to meet
the crane operator qualifications?
Ans: Physical, Written test, Practical Test
which will have the greatest effect to the fulcrum of a crawler crane
and have a major impact on capacity?
Ans: working over the rear
what hand signal must always be obeyed?
Ans: Stop
When removing pins or bolts from a boom, assembly, workers shall
remain?
Ans: out from under the boom
All rights reserved © 2025/ 2026 |
, Page |2
when may a crane be overloaded?
Ans: Never
what is the purpose of a boom length indicator?
Ans: to provide the actual boom length at the time of use.
when can the operator leave the crane?
Ans: after securing the crane
when can a crane be side loaded
Ans: with a freely suspened load
the deflection of a boom will cause the load to?
Ans: increase the radius
which inspection has a competent person making records of the
inspection?
Ans: Month
All rights reserved © 2025/ 2026 |
, Page |3
when should tag lines be used?
Ans: when the rotation of the suspended load becomes
hazardous
what shall be in the operator's cab during crane operations?
Ans: load charts
which of the following is considered duty-cycle work?
Ans: clamshell digging.
when doing the duty cycle work, most manufactures require the
crane's capacity to be reduced by?
Ans: 20%
which components are not parts of the boom?
Ans: Heel pins
the boom angle on a lattice boom crane, is the angle between?
All rights reserved © 2025/ 2026 |
