power-lines-supervisor/references/tasks.md

Tasks & work activities — power lines supervisor

Source: O*NET 30.3, occupation 49-9051.00 (Electrical Power-Line Installers and Repairers).

Task statements

• [Core] Adhere to safety practices and procedures, such as checking equipment regularly and erecting barriers around work areas.
• [Core] Open switches or attach grounding devices to remove electrical hazards from disturbed or fallen lines or to facilitate repairs.
• [Core] Climb poles or use truck-mounted buckets to access equipment.
• [Core] Place insulating or fireproofing materials over conductors and joints.
• [Core] Install, maintain, and repair electrical distribution and transmission systems, including conduits, cables, wires, and related equipment, such as transformers, circuit breakers, and switches.
• [Core] Identify defective sectionalizing devices, circuit breakers, fuses, voltage regulators, transformers, switches, relays, or wiring, using wiring diagrams and electrical-testing instruments.
• [Core] Drive vehicles equipped with tools and materials to job sites.
• [Core] Coordinate work assignment preparation and completion with other workers.
• [Core] Inspect and test power lines and auxiliary equipment to locate and identify problems, using reading and testing instruments.
• [Core] String wire conductors and cables between poles, towers, trenches, pylons, and buildings, setting lines in place and using winches to adjust tension.
• [Core] Test conductors, according to electrical diagrams and specifications, to identify corresponding conductors and to prevent incorrect connections.
• [Core] Replace or straighten damaged poles.
• [Core] Install watt-hour meters and connect service drops between power lines and consumers' facilities.
• [Core] Attach cross-arms, insulators, and auxiliary equipment to poles prior to installing them.
• [Core] Travel in trucks, helicopters, and airplanes to inspect lines for freedom from obstruction and adequacy of insulation.
• [Core] Dig holes, using augers, and set poles, using cranes and power equipment.
• [Core] Trim trees that could be hazardous to the functioning of cables or wires.
• [Core] Splice or solder cables together or to overhead transmission lines, customer service lines, or street light lines, using hand tools, epoxies, or specialized equipment.
• [Core] Cut and peel lead sheathing and insulation from defective or newly installed cables and conduits prior to splicing.
• [Core] Pull up cable by hand from large reels mounted on trucks.
• [Core] Lay underground cable directly in trenches, or string it through conduit running through the trenches.
• [Core] Cut trenches for laying underground cables, using trenchers and cable plows.
• [Supplemental] Clean, tin, and splice corresponding conductors by twisting ends together or by joining ends with metal clamps and soldering connections.

Detailed work activities

• Align equipment or machinery.
• Assemble electrical components, subsystems, or systems.
• Assemble mechanical components or machine parts.
• Climb equipment or structures to access work areas.
• Confer with coworkers to coordinate work activities.
• Connect electrical components or equipment.
• Control power supply connections.
• Cut materials according to specifications or needs.
• Dig holes or trenches.
• Drive trucks or other vehicles to or at work sites.
• Inspect electrical or electronic systems for defects.
• Install insulation in equipment or structures.
• Install metering equipment.
• Lay cables to connect equipment.
• Monitor work areas or procedures to ensure compliance with safety procedures.
• Operate cranes, hoists, or other moving or lifting equipment.
• Repair electrical circuits or wiring.
• Run wiring to connect equipment.
• Solder parts or connections between parts.
• Test electrical circuits or components for proper functioning.
• Test electrical equipment or systems to ensure proper functioning.
• Travel to work sites to perform installation, repair or maintenance work.