Contributor: Safesite Jurisdiction: USA Federal MSHA
Follow this MSHA checklist to ensure all hand and power tools used in underground working conditions are operated by fully trained personnel and free from any hazards such as damaged cords and malfunctions.
1. Are only authorized and trained personnel permitted to use machine tools, corded electric power tools, pneumatic or powder-actuated equipment?
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2. Are flexible cords free from damaged insulation, taped repairs, crimps, crushing and UV damage?
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3. Are flexible cords (I.e. "extension cords") used at the facility properly rated and listed to support the load required?
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4. Are flexible cords (I.e. "extension cords") used at the facility all equipped with grounded three-prong plugs or receptacles?
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5. Are flexible cords and cables prohibited from being used as a substitute for fixed wiring of a structure; attached to building surfaces; concealed; run through holes in walls, ceilings, or floors?
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6. Are all portable cord and plug-type electrical tools powered from an GFCI equipped recepticle or used with a portable GFCI?
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7. Is all temporary electrical power equipment exposed to the outdoors properly rated?
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8. Is there a record of monthly inspections of all cord and plug-type tools and equipment used on the job site?
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9. Are all hand tools inspected for damage before each use; and, if damaged, taken out of service and reported to a supervisor?
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10. Are all Impact tools, such as drift pins, wedges, and chisels, observed to be free of mushroomed heads?
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11. Are all wood handled tools, such as hammers and shovels observed to be free from cracks, splinters and other damage?
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12. Are only Qualified Electrical Workers (as defined by OSHA and NFPA) allowed to install, connect and repair temporary wiring installations?
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13. Are compressed air tools, such as portable compressors, hoses and nail guns kept in good repair, free of leaking grease, oil and accumulated foreign matter?
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14. Are the tips of screwdrivers, chisels or other similar tools observed to show no excessive wear or breakage?
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15. Are the blades or bits of cutting tools and saws observed to not be damaged, cracked or excessively worn?
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16. Is appropriate personal protective equipment available and in use while using portable power tools and hand tools?
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17. Are bench grinders and pedestal grinders maintained with < 1/8 “ space between wheel and tool rest; and < ¼ “ on the tongue guard or spark arrestor and chip guards properly located over each wheel?
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