HSA CITB Safety Test Prep practice questions and answers 2026. Tap an option to test yourself — you'll see the correct answer and a plain-English explanation for every question. Free, no login.
Q11A site manager hires an excavator for a complex lifting operation. The hire company provides a valid annual inspection certificate. What additional action is required before use?
✓ Correct answer: B. Assess suitability for the specific site task
Dutyholders must ensure equipment suits specific site conditions and tasks. General certificates do not cover site-specific hazards or load requirements.
Q12A site office is being used to charge multiple power tool batteries. The chargers are placed on a wooden desk covered in loose paperwork. What is the primary hazard?
✓ Correct answer: A. Presence of combustibles near heat sources
Chargers generate heat. Placing them on wood or near loose paper creates a fire risk; they require stable, non-combustible surfaces.
Q13An operator identifies a safety-critical defect on a dumper during the pre-use check. They report it verbally to the site administrator but do not make a written entry. Why is this insufficient?
✓ Correct answer: D. Legislation requires a documented record
Documenting defects proves compliance and ensures tracking. Verbal reports are easily forgotten, potentially leaving unsafe equipment in service.
Q14A plant mechanic repairs a crane's hydraulic system. The site manager asks the same mechanic to immediately perform the statutory LOLER thorough examination. Why is this unsafe?
✓ Correct answer: C. It compromises the examiner's independence
Examiners must be independent. Allowing the same person to repair and inspect creates a conflict of interest, compromising objectivity.
Q15An excavator operator is taking a lunch break and leaves the machine in a designated safe zone. What is the most effective way to prevent unauthorized use?
✓ Correct answer: B. Remove the key and securely lock the cab
Removing the key and locking the cab is the most effective physical security measure to prevent unauthorized operation.
Q16An operator suspects a fine pinhole leak in a high-pressure hydraulic hose. How should they attempt to locate the leak safely?
✓ Correct answer: A. Use a piece of card or wood
High-pressure fluid can penetrate skin causing severe injury. Never use hands to search for leaks; use card or wood to maintain a safe distance.
Q17Construction work is taking place next to a busy public pavement. What is the most effective method to protect pedestrians from mobile plant operating near the edge?
✓ Correct answer: D. Install physical segregation barriers
Physical barriers provide robust separation preventing contact. Unlike signage or banksmen, they do not rely on human behavior to be effective.
Q18Why are 110V reduced low voltage tools preferred over standard 230V tools on construction sites?
✓ Correct answer: C. Reduced severity of electric shock
Centre-tapped 110V tools limit voltage to earth to 55V. This significantly reduces shock severity compared to 230V, making fatality less likely.
Q19A telehandler is fitted with a non-integrated work platform for lifting personnel. Under LOLER, what is the maximum interval between thorough examinations for this configuration?
✓ Correct answer: B. At least every 6 months
LOLER requires equipment used for lifting persons to be thoroughly examined at least every 6 months, compared to 12 months for goods only.
Q20A dumper truck hits an obstruction and begins to overturn sideways. What is the safest immediate action for the driver?
✓ Correct answer: A. Stay in the seat and brace
Attempting to jump clear often causes fatal crushing. The safest action is to remain in the seat, hold on, and brace for impact.
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