Workplace Safety and Health (WSH) — Core Concepts
Original English study cards on Workplace Safety and Health (WSH) core concepts. Covers WSH Act legal duties, hazard identification and risk control (HIRAC), personal protective equipment, emergency response, and Singapore-specific workplace practices.
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- 1
In Singapore workplace safety, what does the abbreviation WSH stand for?
AnswerWSH stands for Workplace Safety and Health, the framework for managing both safety and health at work.
The name is deliberate: workplaces can harm people through sudden accidents and through slow-onset health effects, and both must be managed together.
- 2
Why did Singapore move from the older Factories Act approach to a dedicated Workplace Safety and Health Act?
- 1The Factories Act covered a narrower range of workplaces, leaving many places of work without clear safety duties
- 2The Factories Act dealt only with office ergonomics and ignored factories entirely
- 3The new Act was created to transfer enforcement from the government to insurance companies
- 4The new Act removed duties from employers and placed every safety duty on employees
AnswerThe Factories Act covered a narrower range of workplaces, leaving many places of work without clear safety duties
The WSH Act spells out duties for the parties involved in work and applies across workplaces generally, so protection no longer depends on the kind of premises. (As amended at 2026-09-05.)
- 3
Whose safety does the WSH Act aim to protect?
- 1Everyone at work in a workplace, including employees, contractors and other persons present, not only employees
- 2Only Singapore citizens and permanent residents working in factories
- 3Only staff on the payroll of the company that owns the premises
- 4Only visitors who arrive on official guided tours
AnswerEveryone at work in a workplace, including employees, contractors and other persons present, not only employees
The Act covers workplaces generally and the people at work in them, because a hazard does not distinguish between people engaged on different contracts. (As amended at 2026-09-05.)
- 4
What does the standard 'so far as is reasonably practicable' require of duty holders under the WSH Act?
AnswerIt requires safety and health measures to be put in place unless the time, cost and difficulty involved is clearly disproportionate to the risk being addressed.
The standard balances the size of a risk against the sacrifice of controlling it, so the greater the potential harm, the more is expected. (As amended at 2026-09-05.)
- 5
A safer method for a task exists, but the team finds it inconvenient to arrange. Is inconvenience the same as not reasonably practicable?
- 1No, because practicability weighs genuine cost and difficulty against the level of risk, and mere inconvenience is not a defence
- 2Yes, because any extra step automatically counts as impracticable
- 3No, because practicability is whatever the most senior worker prefers
- 4Yes, because convenience is the only test in law
AnswerNo, because practicability weighs genuine cost and difficulty against the level of risk, and mere inconvenience is not a defence
If a measure clearly lowers risk and costs little beyond some effort, adopting it is expected; the standard is about proportionality, not preference. (As amended at 2026-09-05.)
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