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AhaBulb: Stuff Everyone Should Know · ahabulb.com/osha-temporary-lighting-guards

On a construction site, what must temporary lamps for general lighting have?

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  1. A bulb of at least 100 watts
  2. Protection from accidental contact or breakage
  3. Nothing extra if used outdoors

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References

  1. 29 CFR 1926.405 Wiring methods, components, and equipment for general use (eCFR) www.ecfr.gov/current/title-29/subtitle-B/chapter-XVII/part-1926/subpart-K/section-1926.405 Checked 2026-10-11.

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