2. Chapter 2
Safety

3. Objectives Understand the effects of electrical shock.
Describe conditions likely to affect the severity of an electrical shock.
List basic workplace safety rules.
National Safety Apparel

4. Objectives Explain a lockout/tagout/ blockout program.
Describe steps for helping a shock victim.
Identify common workplace hazards.
Ideal Industries, Inc.

5. Workplace Injuries Always use safe work practices
Never take shortcuts that compromise safety
Practice safety until it becomes habit

6. Electrical Shock Electricity passing through body
Amount of current related to severity
Electrocution
Goodheart-Willcox Publisher

7. Burns Electrical burn Arc flash Extensive internal damage
Explosion caused by short circuit
Temperatures high enough to melt metal

8. Other Injuries Eye injuries
Protect from projected objects, dust and debris
Safety glasses or face shield
National Safety Apparel

9. Other Injuries Puncture wounds Cuts
Do not remove object, call for help
Use tools correctly and carefully
Cuts
Clean and dress wound

10. Personal Protective Equipment (PPE)
Safety glasses or face shield
Gloves
Hard hat
Flame-resistant clothing
Hearing protection
Work boots
National Safety Apparel

11. Ladders Use nonconductive ladders Position on level, stable surface
Set at proper angle and tie off
Always face ladder
Never stand on top rung

12. Proper Ladder Setup
Goodheart-Willcox Publisher

13. Scaffolds Metal scaffolds must be grounded Lock all wheels
Climb on rungs, not braces
Use guardrail and tie off, if required
Werner Co.

14. Safety Note Metal scaffolds must be grounded
Connect 2 AWG copper conductor between scaffold and ground-connecting fixture

15. Proper Tool Use Power tools Hand tools Use insulated tools
Must be in good condition
Turn off tool before plugging in
Hand tools
Where will tool land if it slips?
Use insulated tools
Klein Tools, Inc.

16. Safe Work Methods Lift properly to prevent back injury
Maintain a clean work site
Dig safely
Utility lines marked before digging
Hand tools only within 24″ of utility line
Reinforce trench over 5 feet deep

17. Safety Note Call 811 before you dig
National Call Before You Dig operator
Connect to local utilities
Utility reps mark lines on property
Goodheart-Willcox Publisher

18. Lockout/Tagout/Blockout
Prevent another worker from energizing the circuit you are working on
Lockout device
Tagout
Blockout device
Ideal Industries, Inc.

19. Lockout/Tagout
Goodheart-Willcox Publisher

20. Turn the Power Off
Never work on energized equipment unless absolutely necessary
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21. Responding to an Accident
Coworker is victim of electric shock
Tell someone to call for medical help
Shut off power or remove source, if safe to do so
Check for consciousness
Initiate CPR, if necessary

22. Recognizing Potential Hazards
Overhead power lines
Improper installations
Old, worn components
Wet conditions
Fumes
Goodheart-Willcox Publisher

23. Addressing Hazards Report the hazard
Remove/repair/replace source of hazard
Review the hazard
Why did it happen?
Will it happen again?
How to prevent?
Appropriate action taken?
Covered in NEC?

24. OSHA Occupational Safety Hazard Administration
Ensure safe work environments
Construction Focus Four training program
Falls
Caught-in or caught-between
Struck by
Electrocution