1910.269: Electric Power Generation, Transmission, and Distribution

1. 1910.269: Electric Power Generation, Transmission, and Distribution Region IV - OSHA

2. Scope • This standard covers the operation and maintenance of electric power generation, control, transformation transmission, an distribution lines and equipment.

3. Construction VS Maintenance • Construction: • The erection of new electric lines and equipment. • The alteration, conversion, and improvement of existing lines and equipment.

4. 1910.269(a)(2):Training • All employees: • Safety practices of 1910.269 • Emergency procedures • Other necessary safety practices

5. Training in Emergency Procedures

6. 1910.269(a)(2):Training • Qualified employees: • Ability to distinguish live parts • Ability to determine voltage • Knowledge of minimum approach distances • Ability to use protective equipment

7. 1910.269(a)(2):Training • Regular supervision and annual inspection to determine compliance • Follow-up training and retraining: • New work procedures • Tasks performed infrequently • Certification

8. 1910.269(b)(1):CPR & First Aid Training • Performing work on or associated with: • Exposed lines, or • Equipment energized at 50 volts or more

9. 1910.269(b)(1):CPR & First Aid Training • Field work - crews of two or more employees: • Two trained persons, or • All new hires trained within 3 months • Fixed work locations: • Trained person available within 4 minutes, or • All employees are trained

10. 1910.269(b)(2):First Aid Supplies • First aid supplies in a weatherproof container on a service truck.

11. 1910.269(c):Job Briefing • Subjects: • Hazards and personal protective equipment • Work procedures and special precautions • Energy source control

12. Job Briefing

13. 1910.269(c):Job Briefing • Number of briefings: • Before start of each day or shift • Additional job briefings if significant changes occur • Based on nature and complexity of work • Job planning for one-person crews

14. 1910.269(d): Hazardous Energy Control Procedures • Deenergize and lock or tag • Additional protective measures for tags • Protection equivalent to locks

15. 1910.269(d)(2)(ii)(B):Use of Tagout System Only • Demonstrate full employee protection • Safety equivalent to lockout

16. Application of Lockout • Tags rather than locks are commonly used in electric utilities

17. 1910.269(d)(2)(ii)(B):Use of Tagout System Only • Examples of demonstration of employee protection: • Removal of a fuse • Removal of an isolating circuit element • Blocking mechanism on switch • Opening of additional switches on main circuit, on control circuit

18. 1910.269(e):Enclosed Spaces • Entered under normal operating conditions: • Manholes, Vaults • Applies to routine entry in lieu of 1910.146(d) to (k) • 1910.269(e) & (t) apply to entry only

19. 1910.269(e):Enclosed Spaces • 1910.146(c) still applies: • Identify permit spaces • Keep unqualified persons out • Coordinate with contractors • If hazardous conditions develop, use 1910.146

20. 1910.269(e):Enclosed Spaces • Enclosed Spaces (Specific) • Training: • Entrants, attendants • Rescue equipment provided • Evaluate hazards: • Use of attendants • Test, ventilate, monitor

21. Manhole • Atmospheric Testing prior to Entry

22. Manhole • Vault with Protective Barrier

23. Vault Entry • Rescue training

24. Vault Entry • Rescue Equipment

25. Testing Equipment

26. 1910.269(g):Personal Protective Equipment • Follow Part 1910, Subpart I: • Eye and face • Respiratory • Head, foot • Electrical protective devices

27. Lineman with Protective Gear

28. Supplied Air Respirator

29. Air-Purifying Respirator • Negative-pressure fit check

30. Air-Purifying Respirator • Positive-pressure fit check

31. 1910.269(g)(2):Fall Protection • When required: • Heights greater than 4 feet • Poles, towers, and similar structures

32. Pole Climbing

33. Body Belt

34. Pole Climbing Strap

37. Tower Climbing Tower Climbing with proper person protective equipment

38. Tower Climbing Tower Climbing with proper person protective equipment

39. 1910.269(g)(2):Fall Protection • Not required by qualified employee: • Climbing • Changing location • Must be free from unsafe conditions: • Ice, high winds, contamination on structure • Must have hands free for climbing

40. 1910.269(g)(2):Fall Protection • Does not address working on: • Portions of buildings • Electric equipment (transformers, capacitors) • Aerial lifts

43. 1910.269(h): Ladders, Platforms, Step Bolts, & Manhole Steps • Part 1910, Subpart D applies • Special ladders and platforms: • Exempt from pitch & footing requirements • Must be secured in position • May not be overloaded

44. Special Ladder • Special ladder secured in position

45. 1910.269(h): Ladders, Platforms, Step Bolts, & Manhole Steps • Special ladders and platforms Cont’d: • Must be designed for use • Must have a safety factor of at least 2.5 times the maximum • Intended load

46. 1910.269(i):Hand and Portable Power Tools • Cord - and plug connected equipment: • Part 1910, Subpart S applies • Grounded, double - insulated, or connected through an isolated transformer with an ungrounded secondary • Portable and vehicle - mounted generators • Hydraulic and pneumatic tools

47. 1910.269(j):Live - Line Tools • Design: • 100 kv/ft for fiberglass reinforced plastic (FRP) • 75 kv/ft for wood • Condition of tools: • Daily inspection before use; inspection every two years • Tests after repair and after inspection for hollow FRP and wood tools

48. Live Line Tools

49. Live Line Tools

50. 1910.269(k):Materials Handling and Storage • Part 1910, Subpart N applies • Storage in areas restricted to qualified persons: • Materials must be outside working space • See 1910.269(u)(1) and (v)(3) • Storage in unrestricted areas: • Materials must be 10 ft away • Add 4 inches for every kv over 50 kV