Inside Wireman

Inside Wiremen install conduit, electrical wiring, fixtures and electrical apparatus inside commercial building and in a multitude of industrial settings. Major duties for Inside Wiremen include:

  • Planning and Initiating Projects
  • Establishing Temporary Power during Construction
  • Establishing Grounding Systems
  • Installing Service to Buildings and Other Structures
  • Establishing Power Distribution within a Project
  • Planning and Installing Raceway Systems
  • Installing New Wiring and Repairing Old Wiring
  • Provide Power and Controls to Motors, HVAC, and other Equipment
  • Installing Receptacles, Lighting Systems, and Fixtures
  • Troubleshooting and Repairing Electrical Systems
  • Installing and Repairing Outdoor Lighting and Outdoor Power Feeders
  • Installing Fire Alarm Systems
  • Installing and Maintaining Green Alternate Energy Systems such as Photovoltaic Systems (PV)

In performing these duties, Inside Wiremen must use many different kinds of tools, ranging from simple one and two-hand tools (such as pliers, screwdrivers, and cable-cutters) to power assisted tools like electric drills and cable pullers. They occasionally operate heavy equipment such as trenchers and aerial lifts.

Over the course of the four-year Inside Wireman apprenticeship program, apprentices must acquire a wealth of technical knowledge. A recent job analysis identified 83 specific knowledge areas that are important for successful job performance. A few of the most important ones are knowledge of:

  • The National Electrical Code
  • How to Work With Energized Circuits (Safety)
  • Blueprints (Including Symbols Used)
  • Electrical Schematic Diagrams
  • State and Local Electrical Codes
  • First Aid
  • Hazardous Materials
  • OSHA Standards and Job Site Safety

Some of the most important skills to be learned are:

  • Skill at Performing CPR
  • Skill at Reading, Interpreting and Applying an Ampacity Chart
  • Skill at Bending Conduit
  • Skill at Installation and Fabrication of Support Systems
  • Skill at Preparing and Pulling Wires and Cables
  • Skill at Terminating Wires and Cables
  • Skill at Reading a Tape Measure
  • Skill at Applying Code Knowledge
  • Skill at Working with Various Tools
  • Skill at Troubleshooting Circuits
  • Skill at Circuit Analysis