Question 2 (c): Referring to Section 4 and 5 of the fieldwork risk assessment form, which two control measures will your group implement to best reduce this hazard? (Select TWO)

Hazard - Environmental exposure (heat, sun, uneven or soft ground)

Question

Question 2 (c): Referring to Section 4 and 5 of the fieldwork risk assessment form, which two control measures will your group implement to best reduce this hazard? (Select TWO)

Hazard - Environmental exposure (heat, sun, uneven or soft ground)

BlackTom AI · Accepted Answer

Protective clothing and hydration are the primary, evidence‑based controls for heat, sun exposure and unstable ground because they directly reduce exposure and physiological strain.

1. Relevant knowledge points and concepts
- Heat stress and sun exposure: prolonged sun and heat can cause sunburn, heat exhaustion or heatstroke; ultraviolet protection and shade reduce skin/eye damage.  
- Dehydration and fatigue: loss of fluids impairs cognition and balance, increasing slip/trip risk and reducing decision‑making.  
- Physical hazards from uneven/soft ground: inappropriate footwear increases the chance of sprains, falls and cuts. Personal protective equipment (PPE) like closed‑toe, sturdy footwear and protective clothing reduces these mechanical risks.

2. Step‑by‑step reasoning
- Identify hazards: hot sun + uneven/soft ground → combined risk of heat illness, reduced concentration, slips/trips and minor injuries.  
- Select controls that eliminate or reduce exposure and physiological vulnerability: blocking sun and protecting skin/clothing reduces direct exposure; hydration and breaks reduce core temperature and maintain performance; appropriate footwear mitigates footing hazards.

3. Intermediate practical steps (implementation)
- Wear appropriate PPE: brimmed hat, UV‑protective long sleeves, sunglasses, closed‑toe sturdy footwear (ankle support where needed). These physically block UV, protect against abrasions and stabilize footing.  
- Stay hydrated and take regular breaks: begin well hydrated; drink ~250–500 mL water every 20–30 minutes in hot conditions (adjust for exertion); schedule shaded rest breaks to allow cooling and recovery.

4. Why these answers are correct
- PPE directly prevents the immediate physical causes of injury (sunburn, cuts, sprains).  
- Hydration and breaks address the physiological pathway (heat strain → fatigue/loss of balance → incident). Together they reduce both exposure and susceptibility, offering complementary protection.

5. Why other possible measures are less appropriate or supplementary
- Sunscreen, route planning, first aid and weather checks are useful but supplementary: sunscreen protects skin but doesn’t prevent falls; route checks reduce risk but don’t mitigate heat strain once exposed; first aid treats incidents but doesn’t prevent them.

6. Conclusion confirming the answer
- The best two control measures are: Wear appropriate PPE (hat, closed‑toe footwear, protective clothing) and Stay hydrated and take regular breaks — matching the provided correct answers.

Question 2 (c): Referring to Section 4 and 5 of the fieldwork risk assessment form, which two control measures will your group implement to best reduce this hazard? (Select TWO) Hazard - Environmental exposure (heat, sun, uneven or soft ground)多项选择题

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