NEBOSH Working at Height 3

Question 1

What is the correct method for carrying tools and materials when ascending a ladder?

Accepted Answer

Carry tools in a shoulder bag or tool belt to keep both hands free for the ladder

Answer

Hold the tools in one hand and grip the ladder with the other

Answer

Ask a colleague to throw tools up once you reach the required height

Answer

Lean the tools against the ladder rungs and push them upward with your feet

Question 2

A permit to work system is required for work at height on a petrochemical site in the UAE. What is the main purpose of this permit?

Accepted Answer

To ensure work is authorised, hazards identified, and controls are in place before work begins

Answer

To record the names of workers for payroll purposes

Answer

To satisfy insurance requirements without providing any safety benefit

Answer

To replace the need for a risk assessment for routine tasks

Question 3

Which regulation most directly governs work at height in the UAE construction sector under federal law?

Accepted Answer

UAE Federal Law No. 8 of 1980 on Labour Relations and associated ministerial decrees

Answer

OSHA 1926 Subpart R (Steel Erection)

Answer

EU Work at Height Regulations 2005

Answer

NEBOSH IGC Certificate requirements only

Question 4

A scaffold is to be used in a hot Gulf climate environment where temperatures regularly exceed 45°C. Which additional consideration is most important?

Accepted Answer

Ensuring workers take hydration breaks and that hot metal surfaces do not cause burns on contact

Answer

Painting the scaffold tubes white to reduce heat absorption

Answer

Reducing the safe working load of the scaffold by 50% in high temperatures

Answer

Installing air conditioning units at each scaffold level

Question 5

What is 'edge protection' designed to prevent in a working at height scenario?

Accepted Answer

Materials and personnel from falling over the unprotected boundary of an elevated area

Answer

Workers from damaging the edge of a roof surface

Answer

Vibration from power tools transmitting to the edge of a scaffold platform

Answer

Wind from destabilising lightweight materials on a flat roof

Question 6

Under NEBOSH IGC principles, which document must be completed and retained after each formal scaffold inspection?

Accepted Answer

A scaffold inspection report recording findings, any defects, and remedial actions taken

Answer

A toolbox talk attendance sheet signed by all workers

Answer

A permit to work signed only by the scaffold erector

Answer

A near-miss report even if no defects were found

Question 7

Which of the following best describes the concept of 'suspension trauma' associated with fall arrest equipment?

Accepted Answer

Physical harm caused by prolonged suspension in a harness restricting blood flow after a fall

Answer

Psychological fear experienced by workers when first working at height

Answer

Mechanical damage to a harness caused by the shock load of arresting a fall

Answer

Legal liability incurred when a fall arrest system fails to prevent injury