- Connect wires to circuit breakers, transformers, or other components.
- Install ground leads and connect power cables to equipment, such as motors.
- Assemble, install, test, or maintain electrical or electronic wiring, equipment, appliances, apparatus, or fixtures, using hand tools or power tools.
- Fasten small metal or plastic boxes to walls to house electrical switches or outlets.
- Erect scaffolding or ladders for assembling structures above ground level.
- Assemble and fasten materials to make frameworks or props, using hand tools and wood screws, nails, dowel pins, or glue.
- Construct forms or chutes for pouring concrete.
||Elevator and Escalator Installers and Repairers
- Connect electrical wiring to control panels and electric motors.
- Install electrical wires and controls by attaching conduit along shaft walls from floor to floor and pulling plastic-covered wires through the conduit.
- Assemble electrically powered stairs, steel frameworks, and tracks, and install associated motors and electrical wiring.
||Telecommunications Equipment Installers and Repairers, Except Line Installers
- Assemble and install communication equipment such as data and telephone communication lines, wiring, switching equipment, wiring frames, power apparatus, computer systems, and networks.
- Install telephone station equipment, such as intercommunication systems, transmitters, receivers, relays, and ringers, and related apparatus, such as coin collectors, telephone booths, and switching-key equipment.
- Place intercept circuits on terminals to handle vacant lines in central office installations.
||Structural Iron and Steel Workers
- Assemble hoisting equipment or rigging, such as cables, pulleys, or hooks, to move heavy equipment or materials.
- Insert sealing strips, wiring, insulating material, ladders, flanges, gauges, or valves, depending on types of structures being assembled.