QUESTIONS AND CORRECT ANSWERS (VERIFED
ANSWERS) Q&A 2026|INSTANT DOWNLOAD PDF
1. What is the primary purpose of a crane load chart?
A. To estimate fuel consumption
B. To determine safe lifting capacities
C. To schedule maintenance
D. To calculate operator wages
Rationale: Load charts define safe lifting limits under specific
conditions.
Correct answer: B
2. Who is ultimately responsible for the safe operation of a
crane?
A. Signal person
B. Site engineer
C. Crane operator
D. Safety officer
Rationale: The operator has final control of crane movements.
Correct answer: C
3. What does “rated capacity” refer to?
A. Maximum speed of crane
B. Maximum allowable load under specific conditions
,C. Crane fuel limit
D. Hook height limit
Rationale: Rated capacity is the safe working load.
Correct answer: B
4. Which device prevents overloading of a crane?
A. Tachometer
B. Load moment indicator
C. Air brake
D. Fuel gauge
Rationale: LMI systems warn or stop overloads.
Correct answer: B
5. What is the first step before lifting a load?
A. Start engine
B. Check weather only
C. Perform pre-operation inspection
D. Raise boom
Rationale: Inspection ensures safe equipment condition.
Correct answer: C
6. Which hazard is most associated with crane operation?
A. Noise pollution only
B. Electrical shock and tip-over
,C. Chemical exposure
D. Radiation
Rationale: Crane accidents often involve tipping or
electrocution.
Correct answer: B
7. What is “center of gravity”?
A. Crane balance point
B. Load’s balance point
C. Operator position
D. Hook position
Rationale: Determines stability of lifted load.
Correct answer: B
8. Which condition reduces crane lifting capacity?
A. Cold weather
B. Short boom length
C. Increased boom radius
D. Low fuel
Rationale: Capacity decreases as radius increases.
Correct answer: C
9. What should a signal person provide?
, A. Fuel instructions
B. Hand or radio signals
C. Repair instructions
D. Payroll updates
Rationale: Standardized signals guide safe lifting.
Correct answer: B
10. What is the function of outriggers?
A. Increase speed
B. Stabilize crane
C. Reduce fuel use
D. Control boom length
Rationale: Outriggers improve stability.
Correct answer: B
11. Which PPE is required for crane operators?
A. Sandals
B. Hard hat and safety boots
C. Gloves only
D. Sunglasses only
Rationale: PPE protects against site hazards.
Correct answer: B
12. What is a “two-blocking” hazard?