NEBOSH Workplace Hazard Identification and Risk Assessment 2 — Questions and Answers
Question 1: What is a dynamic risk assessment and when is it used?
- A risk assessment done monthly
- A continuous, on-the-spot assessment of changing risks in real-time, used when circumstances change during work activities (Correct answer)
- A computer-based risk tool
- A risk assessment for dynamic machinery only
Correct answer: A continuous, on-the-spot assessment of changing risks in real-time, used when circumstances change during work activities
A dynamic risk assessment is a continuous, real-time process where workers assess and reassess risks as conditions change during their work, supplementing formal written risk assessments for unpredictable situations.
Question 2: What specific construction hazards are prevalent in Gulf region workplaces?
- Construction is always safe in the Gulf
- Working at height, crane operations, excavation collapse, hot weather exposure, confined spaces, and lifting operations in high-rise construction (Correct answer)
- Only falling objects
- Gulf construction has the same hazards as temperate climates
Correct answer: Working at height, crane operations, excavation collapse, hot weather exposure, confined spaces, and lifting operations in high-rise construction
Gulf construction faces heightened hazards: falls from height (high-rise projects), crane and lifting operations, excavation in sandy soil, extreme heat exposure, confined space risks, and the rapid pace of large-scale construction.
Question 3: What is a COSHH assessment and when is it required?
- Control of Substances Hazardous to Health — an assessment required whenever workers may be exposed to hazardous chemicals, dusts, or biological agents (Correct answer)
- A construction safety checklist
- A computer safety assessment
- Only required for chemical factories
Correct answer: Control of Substances Hazardous to Health — an assessment required whenever workers may be exposed to hazardous chemicals, dusts, or biological agents
COSHH assessment evaluates the risks from exposure to hazardous substances (chemicals, dusts, fumes, biological agents), determines control measures needed, and is required whenever workers may be exposed to such substances.
Question 4: How should risk assessments address vulnerable workers such as migrant workers in the Gulf?
- Vulnerable workers do not need special consideration
- Consider language barriers, unfamiliarity with local hazards, cultural factors, accommodation conditions, and ensure training is provided in workers' native languages (Correct answer)
- Only provide translated safety signs
- Vulnerable workers should not be employed in hazardous work
Correct answer: Consider language barriers, unfamiliarity with local hazards, cultural factors, accommodation conditions, and ensure training is provided in workers' native languages
Risk assessments for Gulf workplaces must consider migrant worker vulnerabilities: language barriers (training in native language), unfamiliarity with extreme heat hazards, cultural communication differences, and living conditions.
Question 5: What is the ALARP principle and how does it apply to risk management?
- As Low As Reasonably Practical — meaning all risks should be completely eliminated
- As Low As Reasonably Practicable — risks should be reduced until further reduction would be grossly disproportionate to the benefit gained (Correct answer)
- A type of emergency alarm system
- A regulatory reporting requirement
Correct answer: As Low As Reasonably Practicable — risks should be reduced until further reduction would be grossly disproportionate to the benefit gained
ALARP means reducing risk to a level that is 'As Low As Reasonably Practicable' — where the cost and effort of further risk reduction would be grossly disproportionate to the additional safety benefit gained.
Question 6: When should a risk assessment be reviewed and updated?
- Only annually
- After incidents, when work processes change, when new hazards are identified, when new workers join, or at regular planned intervals (Correct answer)
- Only when required by the regulator
- Risk assessments never need updating
Correct answer: After incidents, when work processes change, when new hazards are identified, when new workers join, or at regular planned intervals
Risk assessments should be reviewed: after incidents or near-misses, when work methods or equipment change, when new hazards emerge, when new or vulnerable workers start, after regulatory changes, or at planned regular intervals.
NEBOSH Workplace Hazard Identification and Risk Assessment 2
What is a dynamic risk assessment and when is it used?