CJ Nielsen walks through a job site to explain how early planning shapes electrical rough-in work. He covers why mechanical room placement matters, how crawl spaces and dropped ceilings simplify wire routing, and why coordinating with builders before framing prevents headaches down the line. Nielsen points out common obstacles—vaulted ceilings, elevator shafts, shear walls, and window banks—and how each demands a different routing strategy. He also touches on laying out recessed lighting ahead of framing so carpenters can build around fixture locations. Throughout, the emphasis stays on communication between trades and reading the plan set closely rather than reacting to obstacles on the day of rough-in.

Check out more of CJ's episodes on The Build Show and follow him on Instagram at the links below.
CJ Nielsen's Episodes
CNC Electric
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