In the electrical industry, safety is often approached as a response to hazards through PPE, training, or lockout/tagout (LOTO) procedures. While these are essential, they focus on managing risks after they appear. Prevention Through Design (PtD) takes a different approach: integrating safety into projects at the earliest stages to eliminate hazards before they ever reach the job site.
Understanding PtD
PtD involves designers, engineers, and contractors collaborating during the planning phase to identify and design out potential risks. This proactive method ensures safety is built into systems rather than added on later.
Key applications for electrical contractors include:
- Safe equipment layouts: Position switchgear, panels, and disconnects with proper clearance and away from high-risk areas.
- Material and technology selection: Choose insulated bus systems, arc-resistant switchgear, and advanced fault protection.
- Access and ergonomics: Design for safe, efficient access to junction boxes, transformers, and terminations.
- Construction planning: Sequence tasks strategically and leverage prefabrication to minimize exposure on-site.
Advantages of PtD
Embedding PtD principles into design and planning provides immediate and long-term benefits:
- Fewer workplace incidents and injuries
- Safer systems for future maintenance crews
- Reduced costs from downtime and claims
- Stronger collaboration and safety culture across teams
Final Thoughts
Electrical work will always involve risk, but prevention through design gives contractors the opportunity to build safety into every project from the ground up. By designing out hazards before construction begins, we not only protect works today but also create a safer, more sustainable industry for tomorrow.
Kevin Kolhonen, Health and Safety Manager