Protecting Against Electrical Hazards Toolbox Talk

Scaffolds made from metal can become deadly when they come into contact with energized power lines or electrical equipment. Even without direct contact, electricity can arc across short distances and cause serious injury or death. Every worker must recognize electrical hazards before scaffold work begins and maintain safe clearances throughout the job.

This toolbox talk covers common electrical hazards associated with scaffolding and the steps every crew member should take to stay safe.

Why This Matters

• Electric shock can cause severe burns, cardiac arrest, or fatal injuries.
• Metal scaffold components conduct electricity.
• Power lines may be closer than they appear, especially when moving scaffold sections or materials.
• Changing site conditions can create new electrical hazards during the workday.
• Proper planning prevents accidental contact with energized equipment.

Common Hazards

• Scaffolds erected too close to overhead power lines.
• Moving scaffold towers beneath energized electrical lines.
• Handling long metal poles, pipes, or tools near electrical conductors.
• Damaged extension cords or temporary electrical wiring on the scaffold.
• Portable power tools with damaged insulation or missing grounding.
• Working near energized electrical panels, transformers, or substations.
• Wet conditions that increase the risk of electrical shock.
• Failure to identify hidden electrical hazards before work begins.

Safety Checklist

Before Work Begins

• Inspect the work area for overhead and underground electrical hazards.
• Identify energized power lines before erecting or moving scaffolds.
• Maintain all required minimum approach distances from energized conductors.
• Confirm whether nearby electrical equipment has been de-energized when required.
• Inspect power cords, plugs, and electrical tools before use.
• Report damaged electrical equipment immediately and remove it from service.

During Work

• Never allow scaffold components or materials to contact overhead power lines.
• Stay alert when raising, lowering, or relocating scaffold sections.
• Keep electrical cords organized to prevent damage and trip hazards.
• Use only approved electrical equipment suitable for the work environment.
• Do not use damaged extension cords, tools, or electrical connections.
• Stop work immediately if electrical hazards change or new hazards are discovered.

Crew Talking Points

• Where are the nearest overhead or energized electrical hazards?
• Has the scaffold location been checked for safe clearance distances?
• Who should be notified if electrical hazards are identified?
• Are all electrical tools and extension cords in safe condition?
• What should you do if a scaffold or material contacts a power line?
• Speak up if you see any damaged electrical equipment or unsafe conditions.

Stop Work If

• The scaffold is too close to energized power lines.
• You cannot maintain the required electrical clearance distance.
• Electrical equipment or wiring appears damaged.
• Weather conditions increase the electrical hazard.
• A scaffold or any material contacts an energized conductor.
• You are unsure whether equipment has been de-energized.

Final Reminder

Electricity cannot be seen, smelled, or heard. Always identify electrical hazards before climbing a scaffold, maintain safe clearances, and never assume equipment or power lines are de-energized unless confirmed by the appropriate authority.