More information from O*NET OnLine:

Electrical Power-Line Installers and Repairers - 49-9051.00

O*NET-SOC Description

Install or repair cables or wires used in electrical power or distribution systems. May erect poles and light or heavy duty transmission towers.

Sample of Reported Job Titles

Class Gloving Electrical Lineman
Class Rubber Gloving Lineman
Electrical Lineman
Electrical Lineworker
Lineworker

Power Lineman
Power Lineman Technician
Service Man
Third Step Lineman
Troubleman

SOC Occupation Groups

49-0000	Installation, Maintenance, and Repair Occupations
49-9000	Other Installation, Maintenance, and Repair Occupations
49-9050	Line Installers and Repairers
49-9051.00	Electrical Power-Line Installers and Repairers

Related Occupations

47-2111.00	Electricians Bright Outlook
47-3013.00	Helpers--Electricians
49-2092.00	Electric Motor, Power Tool, and Related Repairers
49-2093.00	Electrical and Electronics Installers and Repairers, Transportation Equipment
49-2095.00	Electrical and Electronics Repairers, Powerhouse, Substation, and Relay
49-9052.00	Telecommunications Line Installers and Repairers
49-9096.00	Riggers
49-9097.00	Signal and Track Switch Repairers
51-8012.00	Power Distributors and Dispatchers
53-7041.00	Hoist and Winch Operators

Tasks

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