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1910.269: Electric Power Generation, Transmission, and Distribution

1910.269: Electric Power Generation, Transmission, and Distribution. Region IV - OSHA. Scope. This standard covers the operation and maintenance of electric power generation, control, transformation transmission, an distribution lines and equipment. . Construction VS Maintenance.

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1910.269: Electric Power Generation, Transmission, and Distribution

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  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

  35. Tower Climbing Tower Climbing with proper person protective equipment

  36. Tower Climbing Tower Climbing with proper person protective equipment

  37. 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

  38. 1910.269(g)(2):Fall Protection • Does not address working on: • Portions of buildings • Electric equipment (transformers, capacitors) • Aerial lifts

  39. 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

  40. Special Ladder • Special ladder secured in position

  41. 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

  42. 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

  43. 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

  44. Live Line Tools

  45. Live Line Tools

  46. 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

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