Free WSQ Manage Work At Height — Written Assessment Practice Questions

Sample Practice Questions

Try these 10 sample questions from the WSQ Manage Work At Height — Written Assessment practice bank. Each includes the answer and explanation. Continue with the interactive practice above to review the full question set.

1. 1A company controls a workshop and directly employs the crew repairing its elevated ductwork. It neither supplies equipment to other businesses nor directs contractors. Which pair of WSH Act capacities fits these stated facts?

   1. A.Employer and occupierCorrect answer: A
   2. B.Employer and supplier
   3. C.Principal and occupier
   4. D.Principal and supplier

   Explanation: The Act states: "a person may at any one time be 2 or more of the following:" The company directly employs the crew and occupies the workplace, so both employer and occupier capacities apply. The stated facts do not give it the supplier or directing-principal roles offered in the other pairs.

   Reference: Workplace Safety and Health Act 2006 — Section 10(a)

2. 2A visiting technician needs to reach an elevated work area using the factory's permanent access route. Under section 11, which party owes the workplace duty concerning safe access and egress?

   1. A.Factory occupierCorrect answer: A
   2. B.Work supervisor
   3. C.Safety assessor
   4. D.Equipment hirer

   Explanation: Section 11 assigns the duty to every occupier and includes "all means of access to or egress from the workplace; and" requires these to be "safe and without risks to health to every person within those premises, whether or not the person is at work or is an employee of the occupier." The visiting technician is therefore protected by the factory occupier's access/egress duty. The supervisor, assessor and hirer are different capacities.

   Reference: Workplace Safety and Health Act 2006 — Section 11, opening and paragraph (b)

3. 3A worker below ground could fall from one level to another. Which criterion controls whether that fall brings the task within the general work-at-height definition?

   1. A.Injury is reasonably likely due to the distance of the fallCorrect answer: A
   2. B.The potential distance of the fall must exceed 3 metres
   3. C.The potential distance of the fall must exceed 2 metres
   4. D.The potential distance of the fall must exceed 9 metres

   Explanation: The definition includes places "whether above or below ground" and requires a fall "from one level to another and it is reasonably likely that the person or any other person would be injured due to the distance of the fall;" The 3 m, 2 m and 9 m figures relate to separate requirements, not a minimum height for this general definition.

   Reference: Workplace Safety and Health (Work at Heights) Regulations 2013 — Regulation 2, definition of work at height

4. 4For a non-scaffold workplace opening, regulation 8(2) normally requires a cover or effective guard-rails/barriers when a person could fall more than which distance?

   1. A.1 metre
   2. B.2 metresCorrect answer: B
   3. C.3 metres
   4. D.4 metres

   Explanation: The source states: "every open side or opening into or through which a person is liable to fall more than 2 metres shall be covered or guarded by effective guard-rails or barriers to prevent fall." The specified threshold is more than 2 metres. It differs from the more-than-3-metre definition of hazardous work at height for Part III; smaller falls can still require other risk controls.

   Reference: Workplace Safety and Health (Work at Heights) Regulations 2013 — Regulation 8(2)

5. 5Existing safety-management documents comprehensively address the site's fall hazards and are site-specific. Which statement correctly describes the Code's document requirement?

   1. A.These documents may constitute the plan when kept available at the workplaceCorrect answer: A
   2. B.These documents may constitute the plan when retained only at the head office
   3. C.A separate plan must be rewritten and retained only at the head office
   4. D.A separate plan must be rewritten even though these documents meet the conditions

   Explanation: The Code permits factories to "use the required documents to constitute a fall prevention plan." One condition is that they are "Readily available at the workplace/ work site covered in the fall prevention plan." The stated comprehensive, site-specific documents can therefore be used; a separate rewrite is not mandatory, and head-office-only retention is insufficient.

   Reference: Code of Practice for Working Safely at Heights — Section 2.1.2, page 5

6. 6A façade can be painted using several access methods. Which design choice eliminates the need for the painter to work at height?

   1. A.Painting from a guarded tower-scaffold platform
   2. B.Painting from a boom-lift working platform
   3. C.Painting with an extendable roller from ground levelCorrect answer: C
   4. D.Painting from the roof with travel-restraint equipment

   Explanation: The Code gives the elimination example "Using paint rollers with extendable handles rather than working on a ladder." A ground-operated extendable roller removes the painter's height exposure. A tower, boom lift or roof restraint protects a worker who still works at height.

   Reference: Code of Practice for Working Safely at Heights — Section 3.4.2.3, printed page 9

7. 7An inspector bends harness webbing to reveal major cuts and damaged fibres through surface tension. Which bend shape does the PPE guide specify?

   1. A.An inverted U shapeCorrect answer: A
   2. B.A flattened Z shape
   3. C.A tightly folded S shape
   4. D.A sharply folded V shape

   Explanation: The guide states: "Hold the webbing with both hands and bend it into an inverted “U” shape. Due to surface tension, major cuts and damaged fibres will be revealed." The prescribed inspection bend is an inverted U, which opens the fibres under surface tension. The other shapes do not reproduce that specified inspection method.

   Reference: WSH Guidelines: Personal Protective Equipment for Work at Heights — Printed page 34, harness inspection table, Webbing

8. 8A worker is convicted under section 15(4) of the WSH Act for a negligent act, without reasonable cause, that endangered others during elevated maintenance. What is the maximum fine under that subsection?

   1. A.S$1,000
   2. B.S$20,000
   3. C.S$30,000Correct answer: C
   4. D.S$50,000

   Explanation: The source states: "shall be liable upon conviction to a fine not exceeding $30,000 or to imprisonment for a term not exceeding 2 years or to both." The question specifies negligent endangerment under section 15(4), whose maximum fine is S$30,000. Other offences have different limits; the maximum here is not an estimate of the likely sentence.

   Reference: Workplace Safety and Health Act 2006 — Section 15(4)

9. 9Hazardous work at height is planned at a factory. Which party must appoint the competent persons who will act as authorised manager and work-at-height safety assessor under regulation 20(1)?

   1. A.Equipment supplier
   2. B.Factory occupierCorrect answer: B
   3. C.Work supervisor
   4. D.Safety assessor

   Explanation: Regulation 20(1) states "it shall be the duty of the occupier of the factory to" make the competent appointments. Alongside the authorised manager, it requires the occupier to "appoint a competent person for the hazardous work at height at the factory to carry out the duties of a work‑at‑height safety assessor in accordance with this Part." This assigns appointment responsibility to the occupier, not either appointee or the supplier.

   Reference: Workplace Safety and Health (Work at Heights) Regulations 2013 — Regulation 20(1)(a)–(b)

10. 10During roof planning, a sheet may fail under the foreseeable weight of a worker and equipment. Which surface characteristic does this potential failure identify?

    1. A.Slippery surface
    2. B.Uneven surface
    3. C.Fragile surfaceCorrect answer: C
    4. D.Sloping surface

    Explanation: The definition states: "a surface which would be liable to fail if any reasonably foreseeable loading were to be applied to it;" The identified characteristic is fragility: failure under foreseeable loading. Slipperiness concerns loss of traction, unevenness concerns surface profile and slope concerns inclination; none defines this load-bearing failure.

    Reference: Workplace Safety and Health (Work at Heights) Regulations 2013 — Regulation 2, definition of fragile surface