Overall risk level
A validated risk index (R = Severity × Exposure × Probability) scored across the back, neck and both shoulders.
Moderate risk
70.5 / 500
- Low0–20
- Possible20–70
- Moderate70–200
- High200–400
- Excessive> 400
Contributing risk factors
Movements that contribute most to the risk score.
- Bend forward 45–90°12.5
- Bend forward 20–45°7.5
- Load handled – back twist7.5
- Load handled – bend backward7.5
- Load handled – side bend7.5
- Forward reaching5.0
Risk distribution
How the risk is spread across body regions.
- Back · Possible risk55.8
- Arms · Low risk10.8
- Neck · Low risk4.0
- Other · Low risk0.0
Physical demands
Peak postures and loads observed.
- Spinal flexion
- Up to 90°
- Lateral flexion
- > 30°
- Shoulder flexion
- Up to 90°
- Neck flexion
- Up to 50°
- Weight
- Up to 20 kg
- Vibration
- Nil
Psychosocial demands
Cognitive and environmental load, scored from 0 to 16.
- Cognitive · Moderate risk6.0 / 16
- Working environment · Moderate risk7.0 / 16
Recommendations
- Pre-shift conditioning focused on lower back strength and endurance
- Team lift to reduce load when raising the truck cab
- Move feet and use both sides of the truck when inspecting the engine bay
- Activity-specific risk assessment and on-the-job training