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SESK: Stuff Everyone Should Know · sesk.info/osha-machine-moving-parts-guarded

What must be done with exposed belts, gears, and moving parts on construction machinery?

Guard them to prevent contact.

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  1. Guard them to prevent contact ✔
  2. Paint them bright orange
  3. Leave them open for inspection

Why: 1926.300(b)(2) says belts, gears, shafts, pulleys, chains and other moving parts must be guarded if workers could touch them.

Huh, didn't know that: Guarding moving parts protects workers from caught-in hazards.

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Why did the machine guard get installed? To keep moving parts out of reach.
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References

Answer: Guard them to prevent contact. 1926.300(b)(2) says belts, gears, shafts, pulleys, chains and other moving parts must be guarded if workers could touch them.

  1. 29 CFR 1926.300(b)(2) www.law.cornell.edu/cfr/text/29/1926.300
    Belts, gears, shafts, pulleys, sprockets, spindles, drums, fly wheels, chains, or other reciprocating, rotating or moving parts of equipment shall be guarded
    Checked 2026-10-10.

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