Machine Guarding

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Machine Guarding
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Machine Guarding

• OSHA Standard 1910.212

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OSHAs Top 20

• General Industry Most Frequently Cited Violations
• 6 of top 20 deal with guarding issues
• one of these electrical guarding

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• 1910.212(a)(1) General Requirements for All
  Machinery - Point of operation guard for
  in-going nip points, rotating parts, flying chips
  and sparks

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• 1910.212(a)(3)(iii) General Requirements for All
  Machinery - Special tools for placing and
  removing material from the danger zone during the
  operating cycle of machinery were not used to
  keep the operators hand out of the danger zone.

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10 17

• 1910.219(d)(1) Mechanical Power-Transmission
  Apparatus - Pulleys which are seven (7) feet or
  less from the floor or working platform were not
  effectively guarded.

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• 1910.213(h)(1) Woodworking Machinery
  Requirements - The upper hood of a radial arm
  saw did not completely enclose the upper portion
  of the blade including the end of the saw arbor.

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• 1910.303(g)(2) Guarding of Live Electrical
  Parts - Live parts of electrical equipment
  operating at 50 volts or more were not guarded
  against accidental contact by approved cabinets
  or other forms of approved enclosure.

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General Requirements

• Protection from hazards
• point of operation
• ingoing nip points
• rotating parts
• flying chips
• sparks

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Methods of Guarding

• Barriers
• Distance
• Tools in hazard zone

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Two Packaging Systems

• Small bags - 55 pound bags or less
• Large bag - 2000 pound

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Team Evaluation

• Team members
• operators
• maintenance
• engineering
• safety
• managers

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Team Activities

• Review OSHA requirements
• Equipment review
• Proposal developed
• Guards constructed
• Modifications as needed