Electrical Safety, O&M - index
Electrical Safety, O&M - ufc_3_560_010001
Unified Facilities Criteria (UFC) - ufc_3_560_010002
Foreword - ufc_3_560_010003
Revision Summary Sheet - ufc_3_560_010004
Contents - ufc_3_560_010005
Contents - Cont'd - ufc_3_560_010006
Contents - Cont'd - ufc_3_560_010007
Contents - Cont'd - ufc_3_560_010008
Contents - Cont'd - ufc_3_560_010009
Contents - Cont'd - ufc_3_560_010010
Contents - Cont'd - ufc_3_560_010011
Contents - Cont'd - ufc_3_560_010012
Figures - ufc_3_560_010013
Figures - Cont'd - ufc_3_560_010014
Tables - ufc_3_560_010015
Tables - Cont'd - ufc_3_560_010016
Chapter 1 Introduction - ufc_3_560_010017
References - ufc_3_560_010018
NAVFAC Standard Operating Procedures (SOPs)
Variances from Normal Safety Practices
Figure 1-1. Ground Potential Gradient
Figure 1-2. Current Path Flow
Table 1-2. Hazardous Materials
Table 1-3. Precautionary Steps to Minimize Asbestos Exposure
Work Injuries and Mishap Reports
Communications - ufc_3_560_010026
Chapter 2 Worker/Crew Responsibilities
Safety Meetings
Table 2-2. Prohibited Actions
Table 2-5. Significant Unsafe Actions and Conditions
Safety Compliance
Chapter 3 Pre-Site Safety Management
Limited Approach Boundary
Table 3-1. Qualified Worker Minimum Working Distances
Table 3-2. Altitude Correction Factors
Table 3-3. Excavation Pre-Survey Checklist
Table 3-4. Performing Excavations
Table 3-7. Jobs Requiring Two Electrical Workers
Table 3-9. Jobs Acceptable For One Electrical Worker
Chapter 4 Personal Protective Equipment
Protective Clothing Considerations
Personal protective equipment (PPE)
iAny employee who goes to a job site that involves working
Describes clothing requirements as a function of hazard/risk category
Table 4-1. PPE Criteria
Table 4-2. Hazard/Risk Category Classifications for Work Tasks on Grade
Table 4-2. Hazard/Risk Category Classifications for Work Tasks on Grade - Cont'd - ufc_3_560_010047
Table 4-2. Hazard/Risk Category Classifications for Work Tasks on Grade - Cont'd - ufc_3_560_010048
Table 4-2. Hazard/Risk Category Classifications for Work Tasks on Grade - Cont'd - ufc_3_560_010049
Table 4-2. Hazard/Risk Category Classifications for Work Tasks on Grade - Cont'd - ufc_3_560_010050
Table 4-3. Additional Work Tasks and Associated PPE Requirements
Table 4-3. Additional Work Tasks and Associated PPE Requirements - Cont'd - ufc_3_560_010052
Table 4-3. Additional Work Tasks and Associated PPE Requirements - Cont'd - ufc_3_560_010053
Air Force ARC Flash PPE Requirements for High-Voltage Overhead Line Work at 69 KV (Nominal) or Less
Overhead Lines Above 35 kV Hot Stick Distance Less Than 10 Feet
Overhead Lines ≤35 kV Hot Stick Distance More Than 8 Feet\
Overhead Lines ≤35 kV Hot Stick Distance Less Than 8 Feet
Clothing Prohibitions
Figure 4-1. Personal Protective Equipment for Working on a Pole
Figure 4-2. Types of Fall Protection
Chapter 5 Work Area Protective Equipment and Tools
Table 5-1. Rubber Insulating Equipment Voltage Requirements
Use of Rubber Sleeves
Table 5-2. Rubber Insulating Equipment Test Intervals
Figure 5-1. Support Points of Full Body Harness
Tool Cleaning Before Use
Repairs and Refinishing
Transportation
Electrical Testing Devices
Figure 5-2. Phasing Check Using Hot-Stick Phasing Testers
Insulator Testers
Chapter 6 Energy Control (Lockout/Tagout)
Development of Procedures
Safe Clearance Form Description
Line/Equipment Involved
Energy Control (Lockout/Tagout)
Low-Voltage Levels (600 Volts and Below)
Inspections and Training
Chapter 7 Deenergized Line Grounding
Table 7-1. Maximum Fault Current Capability for Grounding Cables1
Table 7-2. Temporary Ground Rod Minimum Requirements
Figure 7-1. Substation Temporary Grounding
Table 7-4. Grounding of Substation Equipment
Table 7-6. Procedures for Grounding Insulated
Figure 7-2. Insulated and Uninsulated Aerial Lift Vehicle Grounding Connections
Figure 7-4. Using a Conductive or Insulating Platform
Figure 7-5. Composite Stringing/Removing Temporary Protective Grounds
Table 7-8. Conductor Ground Location After Pulling
Chapter 8 Energized Work
For the Navy
Energized Work Rules
Table 8-1. Approved Energized Overhead Line Work Methods by Voltage Class
Table 8-2. Insulating Tools for Electrical Workers
Table 8-3. Insulating Overhead Line Plastic Guards/Platforms
Table 8-4. Pre-Work Procedures Overhead Line
Table 8-6. Voltage Level Work Procedures Overhead Line
Chapter 9 Substations and Switchgear
Swithching
Air Switches
Interrupter Switches
Fuses
Energy Storing Protective Devices
Coupling Capacitors
Instrument Transformers - ufc_3_560_010104
Power Transformers and Regulators
Voltage Regulators - ufc_3_560_010106
Metalclad Switchgear
Station Batteries
Protective Equipment
Safety Precautions.
Insulating Oil Handling Operations
Chapter 10 Aerial Lines
Pole Handling Operations - ufc_3_560_010113
Receiving Pole Shipment
Long Term Pole Storage
Pole Installation, Replacement, and Removal
Pike Pole Method
Figure 10-1. Pike Pole Method
Table 10-1. Average Crew Size Required to Raise Poles by Piking
Figure 10-2. Winch Line Method
Setting Poles in Energized Lines
Clibing and Working on Poles
Pole Inspection Before Climbing - ufc_3_560_010123
Pole Inspection Before Climbing - ufc_3_560_010124
Wooden Pole Climbing Equipment
Leather must be dressed with oil after each cleaning
Sharpen climbers using a gaff-shaping bit as follows
Use a smooth cut file and finish with a sharpening stone
Figure 10-3. Comparison of Correct and Incorrect Gaff Shapes
Gaging Method
Table 10-2. In-Use Check of Pole Climber Gaffs
Pole Climbing and Work Precautions
Wooden Pole Climbing Precautions
Concrete and Steel Pole and Tower Climbing Precautions
Crossing Structures
Grounding - ufc_3_560_010136
Handling and Stringing
Clipping-In or Tying Wires
Guying - ufc_3_560_010139
Energized Work
Working On or Near Pole-Mounted Equipment
Power Transformers and Voltage Regulators
Aerial Rope
Knots and Splices
Tools
Aerial Lifts and Insulated Buckets
Table 10-3. Insulating Device Categories
Table 10-4. Application and Uses of Aerial Devices
Table 10-6. Insulating Aerial Devices Without Lower Test Electrode System
Table 10-7. Insulating Aerial Ladders and Insulating Vertical Aerial Towers
Table 10-9 Approach Distances for Qualified Employees - Alternating Current
Training - ufc_3_560_010152
Driving Precautions
Operating at the Job Site
A worker must always stand on the floor of the bucket
Operation of Aerial Lift Equipment Near Energized Electrical Facilities - ufc_3_560_010156
Tool Safety
Power Trimming Equipment - ufc_3_560_010158
Right-Of-Way Brush Removal - ufc_3_560_010159
Chapter 11 Underground Lines
Avoid parking tool carts and reels on inclined streets
Cable Pulling
Damage to Existing Utility Lines
Table 11-1. Precautions Before Entering Underground Structures
Atmospheric Test Equipment
Pumping a Manhole
Figure 11-1. Sail Method of Manhole Ventilation
Work Precautions
Working on Cables and Apparatus
All cable and apparatus must be tagged properly
When opening a splice in a high-voltage cable
Chapter 12 Low-Voltage Interior Systems
Battery Room Hazards
Unless specific permission is provided
Rotating Machinery
Chapter 13 Shore-To-Ship Electrical Power Connections
Shore High-Voltage Distribution System
Figure 13-2. Close-Up of Electrical Connection Outlet Assembly
Figure 13-3. Inside a Pier Vault Housing a Substation
Figure 13-4. Skid-Mounted Substation
Figure 13-6. Newer Double-Deck Pier Switchgear
Figure 13-8. 4.16 kV Pier Electrical Outlet Assembly and Outlets
Figure 13-9. 480 Volt Pier Electrical Outlet Assembly and Cable Connections
Figure 13-10. 480 Volt Shore-Cable to Ship-Cable with Single-Pole Connection
Figure 13-12. 480 Volt Shore-Cable to Ship-Cable Splice Connection in Place
Figure 13-13. Shore-to-Ship Portable Power Cable Location Diagram
Figure 13-14. Preferred Ship-to-Shore Circuit Arrangement
Figure 13-15. Procedure for Safely Energizing a Ship From a Shore Electrical Circuit
Portable Power Cable and Outlet Safety Assurance
Ship's Electrical Power Input Safety
Specific SOPs.
Figure 13-16. Cable Being Reeled by a Boom Truck
Figure 13-17. Low-Voltage (480 Volt) Shore Receptacle
Figure 13-18. High-Voltage Shore Receptacle
Ship Connection Procedures Before Ship Docks
Moving Power Cable Assemblies on Pier
Checking 480 Volt Shore Receptacles
Checking 4,160 Volt Shore Power Receptacles
Inserting Cable Plugs Into Receptacles (480 Volts and 4,160 Volts)
Shore-To-Ship Power Cable Rigging After Ship Docks - ufc_3_560_010200
Ships Transfer Back to the Ships Generator
Shore personnel disconnect cable assemblies
Chapter 14 Electrical Worker Rescue
Table 14-1. Method for Lowering a Victim
Figure 14-2. Mouth-to-Mouth Resuscitation on a Pole
Figure 14-4. Two Rescuers Preparing to Lower Victim
Observe all measures of safety
Figure 14-7. Vault/Manhole Rescue
Rescue from an Aerial Lift (Bucket Truck)
Electrical Shock
Freeing the Victim\
Glossary - ufc_3_560_010212
Glossary - Cont'd - ufc_3_560_010213
Glossary - Cont'd - ufc_3_560_010214
Glossary - Cont'd - ufc_3_560_010215
Glossary - Cont'd - ufc_3_560_010216
Glossary - Cont'd - ufc_3_560_010217
Glossary - Cont'd - ufc_3_560_010218
Glossary - Cont'd - ufc_3_560_010219
Glossary - Cont'd - ufc_3_560_010220
Glossary - Cont'd - ufc_3_560_010221
Appendix A References - ufc_3_560_010222
American National Standards Institute (ANSI)
National Fire Protection Association (NFPA)
Appendix B Electrical Worker Field Safty Guide
Electrical Safety, O&M - ufc_3_560_010001
Unified Facilities Criteria (UFC) - ufc_3_560_010002
Foreword - ufc_3_560_010003
Revision Summary Sheet - ufc_3_560_010004
Contents - ufc_3_560_010005
Contents - Cont'd - ufc_3_560_010006
Contents - Cont'd - ufc_3_560_010007
Contents - Cont'd - ufc_3_560_010008
Contents - Cont'd - ufc_3_560_010009
Contents - Cont'd - ufc_3_560_010010
Contents - Cont'd - ufc_3_560_010011
Contents - Cont'd - ufc_3_560_010012
Figures - ufc_3_560_010013
Figures - Cont'd - ufc_3_560_010014
Tables - ufc_3_560_010015
Tables - Cont'd - ufc_3_560_010016
Chapter 1 Introduction - ufc_3_560_010017
References - ufc_3_560_010018
NAVFAC Standard Operating Procedures (SOPs)
Variances from Normal Safety Practices
Figure 1-1. Ground Potential Gradient
Figure 1-2. Current Path Flow
Table 1-2. Hazardous Materials
Table 1-3. Precautionary Steps to Minimize Asbestos Exposure
Work Injuries and Mishap Reports
Communications - ufc_3_560_010026
Chapter 2 Worker/Crew Responsibilities
Safety Meetings
Table 2-2. Prohibited Actions
Table 2-5. Significant Unsafe Actions and Conditions
Safety Compliance
Chapter 3 Pre-Site Safety Management
Limited Approach Boundary
Table 3-1. Qualified Worker Minimum Working Distances
Table 3-2. Altitude Correction Factors
Table 3-3. Excavation Pre-Survey Checklist
Table 3-4. Performing Excavations
Table 3-7. Jobs Requiring Two Electrical Workers
Table 3-9. Jobs Acceptable For One Electrical Worker
Chapter 4 Personal Protective Equipment
Protective Clothing Considerations
Personal protective equipment (PPE)
iAny employee who goes to a job site that involves working
Describes clothing requirements as a function of hazard/risk category
Table 4-1. PPE Criteria
Table 4-2. Hazard/Risk Category Classifications for Work Tasks on Grade
Table 4-2. Hazard/Risk Category Classifications for Work Tasks on Grade - Cont'd - ufc_3_560_010047
Table 4-2. Hazard/Risk Category Classifications for Work Tasks on Grade - Cont'd - ufc_3_560_010048
Table 4-2. Hazard/Risk Category Classifications for Work Tasks on Grade - Cont'd - ufc_3_560_010049
Table 4-2. Hazard/Risk Category Classifications for Work Tasks on Grade - Cont'd - ufc_3_560_010050
Table 4-3. Additional Work Tasks and Associated PPE Requirements
Table 4-3. Additional Work Tasks and Associated PPE Requirements - Cont'd - ufc_3_560_010052
Table 4-3. Additional Work Tasks and Associated PPE Requirements - Cont'd - ufc_3_560_010053
Air Force ARC Flash PPE Requirements for High-Voltage Overhead Line Work at 69 KV (Nominal) or Less
Overhead Lines Above 35 kV Hot Stick Distance Less Than 10 Feet
Overhead Lines ≤35 kV Hot Stick Distance More Than 8 Feet\
Overhead Lines ≤35 kV Hot Stick Distance Less Than 8 Feet
Clothing Prohibitions
Figure 4-1. Personal Protective Equipment for Working on a Pole
Figure 4-2. Types of Fall Protection
Chapter 5 Work Area Protective Equipment and Tools
Table 5-1. Rubber Insulating Equipment Voltage Requirements
Use of Rubber Sleeves
Table 5-2. Rubber Insulating Equipment Test Intervals
Figure 5-1. Support Points of Full Body Harness
Tool Cleaning Before Use
Repairs and Refinishing
Transportation
Electrical Testing Devices
Figure 5-2. Phasing Check Using Hot-Stick Phasing Testers
Insulator Testers
Chapter 6 Energy Control (Lockout/Tagout)
Development of Procedures
Safe Clearance Form Description
Line/Equipment Involved
Energy Control (Lockout/Tagout)
Low-Voltage Levels (600 Volts and Below)
Inspections and Training
Chapter 7 Deenergized Line Grounding
Table 7-1. Maximum Fault Current Capability for Grounding Cables1
Table 7-2. Temporary Ground Rod Minimum Requirements
Figure 7-1. Substation Temporary Grounding
Table 7-4. Grounding of Substation Equipment
Table 7-6. Procedures for Grounding Insulated
Figure 7-2. Insulated and Uninsulated Aerial Lift Vehicle Grounding Connections
Figure 7-4. Using a Conductive or Insulating Platform
Figure 7-5. Composite Stringing/Removing Temporary Protective Grounds
Table 7-8. Conductor Ground Location After Pulling
Chapter 8 Energized Work
For the Navy
Energized Work Rules
Table 8-1. Approved Energized Overhead Line Work Methods by Voltage Class
Table 8-2. Insulating Tools for Electrical Workers
Table 8-3. Insulating Overhead Line Plastic Guards/Platforms
Table 8-4. Pre-Work Procedures Overhead Line
Table 8-6. Voltage Level Work Procedures Overhead Line
Chapter 9 Substations and Switchgear
Swithching
Air Switches
Interrupter Switches
Fuses
Energy Storing Protective Devices
Coupling Capacitors
Instrument Transformers - ufc_3_560_010104
Power Transformers and Regulators
Voltage Regulators - ufc_3_560_010106
Metalclad Switchgear
Station Batteries
Protective Equipment
Safety Precautions.
Insulating Oil Handling Operations
Chapter 10 Aerial Lines
Pole Handling Operations - ufc_3_560_010113
Receiving Pole Shipment
Long Term Pole Storage
Pole Installation, Replacement, and Removal
Pike Pole Method
Figure 10-1. Pike Pole Method
Table 10-1. Average Crew Size Required to Raise Poles by Piking
Figure 10-2. Winch Line Method
Setting Poles in Energized Lines
Clibing and Working on Poles
Pole Inspection Before Climbing - ufc_3_560_010123
Pole Inspection Before Climbing - ufc_3_560_010124
Wooden Pole Climbing Equipment
Leather must be dressed with oil after each cleaning
Sharpen climbers using a gaff-shaping bit as follows
Use a smooth cut file and finish with a sharpening stone
Figure 10-3. Comparison of Correct and Incorrect Gaff Shapes
Gaging Method
Table 10-2. In-Use Check of Pole Climber Gaffs
Pole Climbing and Work Precautions
Wooden Pole Climbing Precautions
Concrete and Steel Pole and Tower Climbing Precautions
Crossing Structures
Grounding - ufc_3_560_010136
Handling and Stringing
Clipping-In or Tying Wires
Guying - ufc_3_560_010139
Energized Work
Working On or Near Pole-Mounted Equipment
Power Transformers and Voltage Regulators
Aerial Rope
Knots and Splices
Tools
Aerial Lifts and Insulated Buckets
Table 10-3. Insulating Device Categories
Table 10-4. Application and Uses of Aerial Devices
Table 10-6. Insulating Aerial Devices Without Lower Test Electrode System
Table 10-7. Insulating Aerial Ladders and Insulating Vertical Aerial Towers
Table 10-9 Approach Distances for Qualified Employees - Alternating Current
Training - ufc_3_560_010152
Driving Precautions
Operating at the Job Site
A worker must always stand on the floor of the bucket
Operation of Aerial Lift Equipment Near Energized Electrical Facilities - ufc_3_560_010156
Tool Safety
Power Trimming Equipment - ufc_3_560_010158
Right-Of-Way Brush Removal - ufc_3_560_010159
Chapter 11 Underground Lines
Avoid parking tool carts and reels on inclined streets
Cable Pulling
Damage to Existing Utility Lines
Table 11-1. Precautions Before Entering Underground Structures
Atmospheric Test Equipment
Pumping a Manhole
Figure 11-1. Sail Method of Manhole Ventilation
Work Precautions
Working on Cables and Apparatus
All cable and apparatus must be tagged properly
When opening a splice in a high-voltage cable
Chapter 12 Low-Voltage Interior Systems
Battery Room Hazards
Unless specific permission is provided
Rotating Machinery
Chapter 13 Shore-To-Ship Electrical Power Connections
Shore High-Voltage Distribution System
Figure 13-2. Close-Up of Electrical Connection Outlet Assembly
Figure 13-3. Inside a Pier Vault Housing a Substation
Figure 13-4. Skid-Mounted Substation
Figure 13-6. Newer Double-Deck Pier Switchgear
Figure 13-8. 4.16 kV Pier Electrical Outlet Assembly and Outlets
Figure 13-9. 480 Volt Pier Electrical Outlet Assembly and Cable Connections
Figure 13-10. 480 Volt Shore-Cable to Ship-Cable with Single-Pole Connection
Figure 13-12. 480 Volt Shore-Cable to Ship-Cable Splice Connection in Place
Figure 13-13. Shore-to-Ship Portable Power Cable Location Diagram
Figure 13-14. Preferred Ship-to-Shore Circuit Arrangement
Figure 13-15. Procedure for Safely Energizing a Ship From a Shore Electrical Circuit
Portable Power Cable and Outlet Safety Assurance
Ship's Electrical Power Input Safety
Specific SOPs.
Figure 13-16. Cable Being Reeled by a Boom Truck
Figure 13-17. Low-Voltage (480 Volt) Shore Receptacle
Figure 13-18. High-Voltage Shore Receptacle
Ship Connection Procedures Before Ship Docks
Moving Power Cable Assemblies on Pier
Checking 480 Volt Shore Receptacles
Checking 4,160 Volt Shore Power Receptacles
Inserting Cable Plugs Into Receptacles (480 Volts and 4,160 Volts)
Shore-To-Ship Power Cable Rigging After Ship Docks - ufc_3_560_010200
Ships Transfer Back to the Ships Generator
Shore personnel disconnect cable assemblies
Chapter 14 Electrical Worker Rescue
Table 14-1. Method for Lowering a Victim
Figure 14-2. Mouth-to-Mouth Resuscitation on a Pole
Figure 14-4. Two Rescuers Preparing to Lower Victim
Observe all measures of safety
Figure 14-7. Vault/Manhole Rescue
Rescue from an Aerial Lift (Bucket Truck)
Electrical Shock
Freeing the Victim\
Glossary - ufc_3_560_010212
Glossary - Cont'd - ufc_3_560_010213
Glossary - Cont'd - ufc_3_560_010214
Glossary - Cont'd - ufc_3_560_010215
Glossary - Cont'd - ufc_3_560_010216
Glossary - Cont'd - ufc_3_560_010217
Glossary - Cont'd - ufc_3_560_010218
Glossary - Cont'd - ufc_3_560_010219
Glossary - Cont'd - ufc_3_560_010220
Glossary - Cont'd - ufc_3_560_010221
Appendix A References - ufc_3_560_010222
American National Standards Institute (ANSI)
National Fire Protection Association (NFPA)
Appendix B Electrical Worker Field Safty Guide
