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After the first support at the box, NM cable must be supported at intervals not exceeding what?

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  1. 2 feet
  2. 4.5 feet
  3. 6 feet

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References

  1. EC&M: Moving Violations Video No. 136, Improper Cable Support www.ecmweb.com/moving-violation-videos/moving-violations-video-no-136-improper-cable-support Checked 2026-10-10.

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