MOBILE CRANE OPERATOR CORE REVIEW QUESTIONS WITH
CORRECT ANSWERS PASS THE EXAM, 100% DETAILED 2026 GRADED
A+ REVIEW
When can capacity altering modifications be made to mobile cranes?
When permission is given by the crane manufacturer.
A crane is at the point of instability when the crane's leverage on the
load equals:
100% of the load's leverage on crane.
Who must determine maximum speed for a mobile crane to travel
with a suspended load?
The competent person.
Deflection of the boom while operating a mobile crane will increase?
Load radius.
A sudden start or stop of the hoisting function while operating a
mobile crane can produce a:
Dynamic load.
,When traveling with a suspended load on a mobile crane climbing an
Incline, the load should be carried in which direction?
Uphill.
Which mobile crane boom configuration can cause the most
hazardous side-loading condition for the crane?
Long boom with minimum radius.
When preparing to hoist a load, the load block hook should be
positioned:
Directly above the load's center of gravity.
When making a lift on outriggers, the maximum ground-bearing
pressure occurs in which boom position?
Over the corner.
When personal platforms are hoisted with a mobile crane what item
listed below must be provided?
An anti two-block device.
, Personnel platforms suspended on the hook of a mobile crane, must
not exceed what percentage of a crane's capacity at any given
radius?
50%
When proof testing a personnel platform to 125% of its rated
capacity, how long must the platform be suspended?
5 minutes.
Which of the following correctly states the requirements for hooks
used to hoist employees on a crane-supported personnel platform?
Hooks shall have a latch that closes and locks.
OSHA permits hoisting of personnel by a crane as long as the
employer can show:
There is no less hazardous or practicable way.
Before lifting an occupied personnel platform on a jobsite the crew
must ensure they perform which of the following?
All the Above:
A) Must attend a pre-lift meeting.
B) Must fully deploy all outriggers.
CORRECT ANSWERS PASS THE EXAM, 100% DETAILED 2026 GRADED
A+ REVIEW
When can capacity altering modifications be made to mobile cranes?
When permission is given by the crane manufacturer.
A crane is at the point of instability when the crane's leverage on the
load equals:
100% of the load's leverage on crane.
Who must determine maximum speed for a mobile crane to travel
with a suspended load?
The competent person.
Deflection of the boom while operating a mobile crane will increase?
Load radius.
A sudden start or stop of the hoisting function while operating a
mobile crane can produce a:
Dynamic load.
,When traveling with a suspended load on a mobile crane climbing an
Incline, the load should be carried in which direction?
Uphill.
Which mobile crane boom configuration can cause the most
hazardous side-loading condition for the crane?
Long boom with minimum radius.
When preparing to hoist a load, the load block hook should be
positioned:
Directly above the load's center of gravity.
When making a lift on outriggers, the maximum ground-bearing
pressure occurs in which boom position?
Over the corner.
When personal platforms are hoisted with a mobile crane what item
listed below must be provided?
An anti two-block device.
, Personnel platforms suspended on the hook of a mobile crane, must
not exceed what percentage of a crane's capacity at any given
radius?
50%
When proof testing a personnel platform to 125% of its rated
capacity, how long must the platform be suspended?
5 minutes.
Which of the following correctly states the requirements for hooks
used to hoist employees on a crane-supported personnel platform?
Hooks shall have a latch that closes and locks.
OSHA permits hoisting of personnel by a crane as long as the
employer can show:
There is no less hazardous or practicable way.
Before lifting an occupied personnel platform on a jobsite the crew
must ensure they perform which of the following?
All the Above:
A) Must attend a pre-lift meeting.
B) Must fully deploy all outriggers.
