61910.269(a)(2): Training Qualified employees: Ability to distinguish live partsAbility to determine voltageKnowledge of minimum approach distancesAbility to use protective equipmentQualified employees are trained and competent in safety procedures.
7(a)(2): TrainingRegular supervision and annual inspection to determine complianceFollow-up training and retraining:New work proceduresTasks performed infrequentlyCertificationAnnual Inspections to determine if employees are complying with rules.
81910.269(b)(1): CPR & First Aid Training Performing work on or associated with:Exposed lines, orEquipment energized at 50 volts or more
91910.269(b)(1): CPR & First Aid Training Field work - crews of two or more employees:Two trained persons, orAll new hires trained within 3 monthsFixed work locations:Trained person available within 4 minutes, orAll employees are trained
101910.269(b)(2): First Aid Supplies First aid supplies in a weatherproof container on a service truck.Refer to (b) & Appendix A.
111910.269(c): Job Briefing Subjects: Hazards and personal protective equipmentWork procedures and special precautionsEnergy source controlEnsure tailgate meeting with all employees covering job functions and identify job hazards. Should cover ways and means to protect from identified hazards. Check for tools and equipment inspections to be used on the job site. Ensure all workers are trained for the task at hand.
131910.269(c): Job Briefing Number of briefings: Before start of each day or shiftAdditional job briefings if significant changes occurBased on nature and complexity of workJob planning for one-person crews
141910.269(d): Hazardous Energy Control Procedures Deenergize and lock or tagAdditional protective measures for tagsProtection equivalent to locksAdditional exceptions:Central control of energy isolating devicesProtection equivalent to personal locks or tagsSystem operator controls locks and tagsIdentify employee before device removal
151910.269(d)(2)(ii)(B): Use of Tagout System Only Demonstrate full employee protectionSafety equivalent to lockout
16Application of Lockout Tags rather than locks are commonly used in electric utilities
171910.269(d)(2)(ii)(B): Use of Tagout System Only Examples of demonstration of employee protection:Removal of a fuseRemoval of an isolating circuit elementBlocking mechanism on switchOpening of additional switches on main circuit, on control circuit
18(e): Enclosed SpacesEntered under normal operating conditions:Manholes, VaultsApplies to routine entry in lieu of (d) to (k)(e) & (t) apply to entry only
191910.269(e): Enclosed Spaces 1910.146(c) still applies: Identify permit spacesKeep unqualified persons outCoordinate with contractorsIf hazardous conditions develop, use
37Tower ClimbingTower Climbing with proper person protective equipment
38Tower ClimbingTower Climbing with proper person protective equipment
391910.269(g)(2): Fall Protection Not required by qualified employee:ClimbingChanging locationMust be free from unsafe conditions:Ice, high winds, contamination on structureMust have hands free for climbing
401910.269(g)(2): Fall Protection Does not address working on:Portions of buildingsElectric equipment (transformers, capacitors)Aerial lifts
41OSHA requires fall protection when working from an aerial lift device. A complete aerial assembly is shown in the photo:A fall restraint belt (belts are no longer acceptable, must use a harness)A lanyardAn attachment point (boom strap or the lift manufacturer’s ring).
42OSHA requires fall protection when working from an aerial lift device. A complete aerial assembly is shown in the photo:A fall restraint belt (belts are no longer acceptable, must use a harness)A lanyardAn attachment point (boom strap or the lift manufacturer’s ring).
431910.269(h): Ladders, Platforms, Step Bolts, & Manhole Steps Part 1910, Subpart D appliesSpecial ladders and platforms:Exempt from pitch & footing requirementsMust be secured in positionMay not be overloaded
44Special LadderSpecial ladder secured in position
451910.269(h): Ladders, Platforms, Step Bolts, & Manhole Steps Special ladders and platforms Cont’d:Must be designed for useMust have a safety factor of at least 2.5 times the maximumIntended load
461910.269(i): Hand and Portable Power Tools Cord - and plug connected equipment:Part 1910, Subpart S appliesGrounded, double - insulated, or connected through an isolated transformer with an ungrounded secondaryPortable and vehicle - mounted generatorsHydraulic and pneumatic tools
471910.269(j): Live - Line Tools Design: 100 kv/ft for fiberglass reinforced plastic (FRP)75 kv/ft for woodCondition of tools:Daily inspection before use; inspection every two yearsTests after repair and after inspection for hollow FRP and wood tools
501910.269(k): Materials Handling and Storage Part 1910, Subpart N appliesStorage in areas restricted to qualified persons:Materials must be outside working spaceSee (u)(1) and (v)(3)Storage in unrestricted areas:Materials must be 10 ft awayAdd 4 inches for every kv over 50 kV
511910.269(l)(1): Qualified employees only At least two persons for:Work with exposure at more than 600 VWork with equivalent hazardsTwo persons not required for:Live - line tool workRoutine switchingEmergency repairs
521910.269(l)(2): Minimum Approach Distances Minimum approach distances (Tables R-6 through R-10)Exceptions:Insulate the employeeInsulate the live partEmployee is insulated from other exposed conductive object,As during live-line bare-hand work
551910.269(l)(6): Apparel Conductive Clothing: Prohibited unless no increased hazard of electrical contactFlammable Clothing:Train employees in hazardsClothing may not increase extent of possible injury
56100% Cotton ShirtEmployee was working from an elevated aerial lift, wearing 100% cotton shirt, when he was exposed to an arc blast. Shirt ignited and continued to burn until the shirt was removed and extinguished by the employees on the ground. Employees was working on equipment energized to ~8000 VAC phase-to-ground.
57100% Cotton ShirtEmployee was working from an elevated aerial lift, wearing 100% cotton shirt, when he was exposed to an arc blast. Shirt ignited and continued to burn until the shirt was removed and extinguished by the employees on the ground. Employees was working on equipment energized to ~8000 VAC phase-to-ground.
58Synthetic ShirtEmployee working from an elevated aerial lift when he made contact with energized cut-off switch. Cut-off switch energized to ~8kVAC phase-to- ground
59Clothing IssueWhat method are you using to protect employees from electric arcs and flames?Flame Retardant.Treated.100% Cotton.Appropriate weight.Documentation.
60Denim JeansEmployee working on ground grabbed an energized phase while wearing only his leather protector gloves.Pants stopped burning after energy source was removed.Exposed to ~8kV phase to ground.
61100% Cotton SockEmployee working on ground grabbed an energized phase while wearing only leather protector gloves.Sock stopped burning after energy source was removed. Sock was inside employees leather bootExposed to ~8kV phase to ground.
62Flame Resistant ShirtEmployee working from bucket truck made contact with energized cut-off switch. Exposed to ~8kV phase to ground. Employee received no burn damage to areas protected by shirt.
63This shirt is 100% Flash flame Flash-resistant 5 ½ oz cotton treated with a washable flame resistant treatment.Questions to ask:Has the employer provided employees with handling instruction (Cleaning)?Do the employees know how many times they can wash the shirt, (Shirt life)?Do the employees know how to clean the shirt?Do the employees know that the treatment will wear out?Who cleans the shirts (i.e. Employer or employee)?How was the shirt selected?
641910.269(m): Deenergizing Lines and Equipment for Employee Protection
65Employee Protection Applies to transmission and distribution System operator controls switching - central controlNo central control - use employee in chargeRequest clearance of system from operator
66Employee Protection Deenergize line: Open disconnecting means Tag disconnecting meansTest for deenergized conditionsInstall protective grounds
67Employee Protection Work on line Release clearance: Notify employees Clear employeesRemove protective groundsReport to the system operator
68Employee Protection Reenergize Line: Remove tags Close disconnecting means
691910.269(n): Grounding for the Protection of Employees Ground deenergized lines, unlessNo possibility of contact with other source hazard of induced voltage is not presentEquipotential zoneTest before applying grounds
74Ground Installation Proper order of connection and removal: Install ground end firstRemove line or equipment end first
751910.269(o): Testing and Test Facilities Applies to high-power and high-voltage testing rather than routine line workEstablish safe practicesGuard test areasGrounding to be established and implementedSafety checks required
86Protecting Employee form Differences in potential
87Protecting Employee form Differences in potential
88(q): Overhead LinesPoles, towers safe for climbing (Test methods for poles in Appendix D)Installing and removing lines:Mechanical considerationsElectrical considerationsLive-line bare-hand work; training requiredTower and structure work
891910.269(r): Line - Clearance Tree Trimming Operations Employees must conduct a tailgate meeting to discuss hazards, nominal, voltage of power lines, qualified person.
901910.269(r)(1): Electrical Not applicable to qualified employees Always maintain minimum approach distanceWork may not be performed in adverse weather conditions Special training required for work in the aftermath of a storm
931910.269(r)(8): Fall Protection Each employee shall be tied in with a climbing rope and safety saddle when the employee is working aloft in a tree.
941910.269(s): Communication Facilities Microwave Transmission:SeeRadiation protection guidePower Line Carrier
951910.269(t): Underground Electrical Installations Access (ladder etc.) required for depth >4 ft.Attendants for manholes:First aid and CPR training.Employee on the surface may enter briefly to assist; other than emergency.No attendant for housekeeping, taking readings, etc.
96Access ladder for Underground Electrical Installation (Vault)
981910.269(t): Underground Electrical Installations Defective cables:Deenergize, if possibleUse shield to contain fault
991910.269(u): Substations Access and working space: NESC guidelines Guarding of live parts:NESC guidelines, orSubpart S (NEC) requirementsKeep draw-out-type circuit breakers in open position when removing or insertingGrounding of conductive fences
1031910.269(v): Power Generation Access and working space: NESC guidelinesGuarding of live parts:NESC guidelines, orSubpart S (NEC) requirementsChanging generator brushes:Check for ground condition
104(v): Power GenerationChemical cleaning of boilers - restrict access, post signsChlorine systemsCoal and ash handling:MSHA jurisdictionRailroadConveyorsStorage areas
1051910.269(w): Special Conditions CapacitorsIllumination to enable performing safe workProtection against drowning (U.S. Coast Guard approved floating devices)Employee protection in public work areas:Traffic controlBarricades